CONSULTING CENTER FOR POWER DESIGN AND …

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Rehabilitation of 110kV Ba Che – Nui Mot electric line ___________________________________________________________________________ Environnment Management Plan 1 NPC NORTH POWER CORPORATION Electric Network Project Management Board ------------------------------- ENVIRONMENTAL MANAGEMENT PLAN (EMP) SUBPROJECT : Rehabilitation of Ba Che - Nui Mot 110kV Electric Line PREPARED BY CONSULTING CENTER FOR POWER DESIGN AND CONSTRUCTION Hanoi, 19 April 2012 E3035 v10 Public Disclosure Authorized Public Disclosure Authorized Public Disclosure Authorized Public Disclosure Authorized Public Disclosure Authorized Public Disclosure Authorized Public Disclosure Authorized Public Disclosure Authorized

Transcript of CONSULTING CENTER FOR POWER DESIGN AND …

Page 1: CONSULTING CENTER FOR POWER DESIGN AND …

Rehabilitation of 110kV Ba Che – Nui Mot electric line

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Environnment Management Plan 1

NPC

NORTH POWER CORPORATION

Electric Network Project Management Board

-------------------------------

ENVIRONMENTAL MANAGEMENT PLAN

(EMP)

SUBPROJECT:

Rehabilitation of Ba Che - Nui Mot 110kV Electric

Line

PREPARED BY

CONSULTING CENTER FOR POWER DESIGN AND CONSTRUCTION

Hanoi, 19 April 2012

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Environnment Management Plan 2

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ABBREVIATIONS

CPC Commune People’s Committee

DEP Distribution Efficient Project

ECOP Environmental Code of Practice

EIA Environmental Impact Assessment

EMF Environmenatl Management Framework

EMP Environmental Management Plan

EVN Electricity of Vietnam

GOV Government of Vietnam

HH Household

HV High voltage

LV Low Voltage

MOIT Ministry of Industry and Trade

MONRE Ministry of Natural Resources and Environment

MV Medium Voltage

NGO Northern Grid Company

NPC Northern Power Corporation

OHL Overhead Line

PAH Project Affected Household

PCBs Polychlorinated Biphenyls

PMU Network Project Management Unit (under the NPC)

PPC Provincial People’s Committee

ROW Right of Way

WB World Bank

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MỤC LỤC

1. INTRODUCTION ................................................................................................................................ 4 2. Policy, Regulations, and Institutional Frameworks ................................ Error! Bookmark not defined. 2.1. Government Regulations: ........................................................................... Error! Bookmark not defined. 2.2. World Bank Safeguard Policies.................................................................. Error! Bookmark not defined. 3. SUBPROJECT DESCRIPTION ......................................................... Error! Bookmark not defined. 3.1. Objectives of the Subproject .................................................................................................................... 5 3.2. Subproject Location ................................................................................................................................. 6 3.3. Subproject Management Organization ..................................................................................................... 6 3.4. Subproject Components ........................................................................................................................... 6

3.4.1. 110kV electric line improvement component:

Error! Bookmark not defined.

3.4.2. transformer station ................................................................................ Error! Bookmark not defined.

3.4.3. Rehabilitation of 110kV electric line.................................................... Error! Bookmark not defined.

3.4.4. Main work volume of the Project: ........................................................ Error! Bookmark not defined.

4. ENVIRONMETNAL BACKGROUND ............................................................................................ 12 4.1 Geography and Geology ........................................................................................................................ 12 4.1.1 Geography: .............................................................................................................................. 12 4.2 Natural Resources ...................................................................................... Error! Bookmark not defined. 4.2.1 Soil Resources .............................................................................. Error! Bookmark not defined. 4.2.2 Forest Resources.......................................................................... Error! Bookmark not defined. 4.2.3 Mineral Resources ....................................................................... Error! Bookmark not defined. 4.3 Population, Culture, Society....................................................................... Error! Bookmark not defined. 5. SUBPROJECT POTENTIAL IMPACTS .......................................................................................... 15 6. ENVIRONMETNAL MANAGEMENT PLAN ................................................................................ 20 6.1. Mitigation Measures............................................................................................................................... 20 6.2. Environmental Monitoring Plan ................................................................. Error! Bookmark not defined. 7. EMP IMPLEMENTATION ARRANGEMENT AND CAPACITY BUILDINGError! Bookmark not defined. 7.1 Responsibilities for Implementing the Environmental Management Plan . Error! Bookmark not defined. 7.1.1 During Detailed Design and Preparation of Bidding Contract DocumentsError! Bookmark not defined. 7.1.2 During Construction Phase ......................................................... Error! Bookmark not defined. 7.2 Capacity Building for EMP Implementation .............................................. Error! Bookmark not defined. 7.3 Reporting procedure ................................................................................... Error! Bookmark not defined. 7.4 Estimated cost for implementing the EMP ................................................. Error! Bookmark not defined. 8. PUBLIC CONSULTATION AND DISCLOSURE OF INFORMATIONError! Bookmark not defined.

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I. INTRODUCTION

With existing electric network and source and projected load requirements in coming

years in the region, Rehabilitation of Ba Che - Nui Mot 110kV electric line with its existing

facilities and cross-section of the existing line will not be able to meet predicted power

demand. Therefore, to prevent the system from overloading in the short term and ensure load

capacity for the subsequent stages for the region, it is very necessary to implement the

rehabilitation of the Ba Che - Nui Mot 110kV electric line.

Rehabilitation of 110kV Ba Che – Nui Mot electric line will solve out the following

issues: i) Meeting load requirements as analyzed and forecasted; ii) Meeting electric power

requirement for the existing and future loads; iii) Improving the quality of electric power

supply; and iv) Enhancing reliability and convenience in the system operation and

management.

Being aware of necessity for investment and construction of this works, Thanh Hoa

province requested the World Bank to finance for this sub-project. Rehabilitation of the Ba

Che - Nui Mot 110kV electric line sub-project is one of the sub-projects which will be

implemented in Phase I of Distribution Efficiency Project (DEP) by Electricity of Vietnam

(EVN) and financed by WB. The sub-project will be implemented in the area of two districts,

namely Dong Son and Thieu Hoa in Thanh Hoa province.

Activities of the sub-project include: i pansion o a C trans ormer station

relocation of power capacitor, reactance and 110kV valve lightning-resistance for collector;

installation of switchgear for the expansion cell; ii) Expansion of Nui Mot 110kV transformer

station; uninstall of T3 transformer and 110kV valve lightning-resistance; installation of

switchgear for one expansion cell iii) rehabilitation of 10,630m of the 110kV line. These

activities may cause adverse impacts on the environment and local community in the pre-

construction period, construction period and operation period.

To ensure potential adverse impacts to be identified during preparation and mitigated

during the implementation of the sub-project and to comply with environmental assessment

policy of WB (OP/BP 4.01), an Environmental Management Plan (EMP) of the sub-project

has been prepared based on the guidance of Environmental Management Framework (EMF)

of DEP project. This EMP includes: description of sub-project, applicable policies,

environmental technical standards and regulations, potential adverse impact, mitigation

measures proposed to be undertaken in the pre-construction, construction and operation

stages, under implementation arrangement. EMP also includes Environmental codes of

Practices (ECOP) which will be incorporated in tender documents constructon contracts

According to the Government EIA regulation, the Sub-project shall prepare

Environmental Protection Commitment. The Sub-project’s commitment as been certi ied on

5 Jul 11 by Dong An District People’s Committee in T an Hoa province.

II. Policy, Regulations, and Institutional Frameworks

2.1. Government Regulations

The following Vietnamese legislations are applicable to the Project:

Environment Protection Law 52/2005/QH11 passed by the National Assembly dated on

29/11/2005 regulating responsibilities of individuals and organizations regarding

environmental protection.

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Law on Cultural Heritage No. 28/2001/QH10,

The Law on Water resources no. 08/1998/QH10 dated 20 May 1998.

Decree no. 29/2011/NÐ-CP dated 18 April 2011 regarding regulations on strategic

environmental assessment, environmental impacts assessment and environmental

protection commitments.

Circular no. 26/2011/TT-BTNMT dated 18 July 2011 detailing some articles of Decree

no. 29/2011/ND-CP dated 18 April 2011 regarding regulations on strategic environmental

assessment, environmental impacts assessment and environmental protection

commitments.

Decree 106/2005/ND-CP dated 17th

August 2005 on detailed regulations and

guidance on implementation of some Articles of the Law on Electricity related to

safe protection of high voltage networks.

Decree 81/2009/ND-CP dated 12th

October 2009 on revision and addition of some

Articles of Decree 106/2005/ND-CP dated 17th

August 2005 on detailed

regulations and guidance on implementation of some Articles of the Law on

Electricity related to safe protection of high voltage networks.

Circular no. 12/2011/TT-BTNMT dated 14 April 2011 regarding the management of

hazardous wastes.

National Technical Regulations: QCVN01:2009/BYT - National technical regulations on

quality of drinking water; QCVN02:2009/BYT - National technical regulations on quality

of domestic water; QCVN08:2008/BTNMT - National technical regulations on quality of

surface water; QCVN09:2008/BTNMT - National technical regulations on quality of

groundwater; QCVN05:2009/BTNMT - Air quality – Standards for ambient air quality;

QCVN06:2009/BTNMT - Air quality – Maximum allowable concentration of hazardous

substances in the ambient air.

EVN Guidance no. 2623/CV-EVN – KHCN&MT, dated 28 May 2007 regarding the

management and pollution prevention and exposure to PCBs.

2.2. World Bank Safeguard Policies

The environmental screening in accordance with the criteria described in the

Environmental Management Framework of DEP project has been carried out and it showed

that the Sub-project shall apply Environmental Assessment Policy (OP 4.01), involuntary

Resettlement Policy (OP 4.12) and information announcement policy of the World Bank. The

implementation of policy OP 4.12 will be described in a separate social safeguard document.

III. SUBPROJECT DESCRIPTION

3.1. Objectives of the Subproject

“Re abilitation of the Ba Che - Nui Mot 110kV electric line in T an Hoa province”

Project will be implemented with the following objectives:

+ To protect overload of 110kV electric line, feeder 172 Nui mot – Ba Che.

+ To meet power supply demand at present and in future

+ To ensure reliable power supply and quality of power.

+ To strengthen electric network capacity.

+ To accord with Thanh Hoa province electricity development plan for a period from

2005 to 2010 taking account of 2015.

+ To contribute to socio-economic development and expand electric power business.

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3.2. Subproject Location

T e electric line goes t roug suc areas as Đong T an & Đong Tien communes in

Đong Son district, T ieu Trung & T ieu Ly communes in T ieu Hoa district in T an Hoa

province.

3.3 .Subproject Management Organization

- Project Owner: Southern Power Corporation

- Design Consultant Agency: Branch of Power Joint Stock Company – Power

Engineering Design Consultant Center.

- Project Management Agency: Electric Network Project Management Unit - Northern

Power Corporation.

3.4. Subproject Components

3.4.1. 110kV electric line improvement component:

The length of each section of the line and areas of the communes through which the

line goes are described as below:

No Localities through which

the line goes

Length (m) Description

01 Thieu Ly commune in

Thieu Hoa district.

171.0

The line section from G15 – G16 has 2 steel

poles to be improved. The line cuts through

three 22kv power lines and 2 graves of Bac

village in Thieu Ly commune.

02 Thieu Ly commune in

Thieu Hoa district.

1,491.3 G16 - G17 has 8 steel poles to be improved.

The line mainly runs through rice fields, cuts

through 8 power lines and 01 cable

communications line. It affects 03 private

houses within its corridor. G17 is located at a

rather gently sloping treeless hill base.

03 Thieu Ly commune in

Thieu Hoa district.

143.8 G17 - G17A has 1 steel pole to be improved.

The line mainly runs on the side of

eucalyptus hill (70.8m). No private house is

located in the line corridor.

04 Thieu Trung commune in

Thieu Hoa district.

550.0 G17A - G18 has 02 steel poles to be

improved. The line runs on the side of

eucalyptus hill (110m) to the rice field with

388m and cuts through 4 private houses

which are affected in the line corridor, 01

power line and 01 cable communications

line.

05 Thieu Trung commune in

Thieu Hoa district.

1,120.5 G18 - G19 has 05 steel poles to be improved.

The line runs completely on the rice field of

1100m, crosses over small cannels; cuts and

affects 05 private house in the line corridor

and cuts through 01 power line and 01 cable

communications line.

06 Đong Thanh commune in

Đong Sơn district

1,426.5 G19 - G20 has 06 steel poles to be improved.

The line runs completely on the rice field,

crosses over irrigational canals. It cuts

through 02 cable communication lines and

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No Localities through which

the line goes

Length (m) Description

05 power lines.

07 Đong T an commune in

Đong Sơn district

1,574.0 G20 - G21 has 06 steel poles to be improved.

The line cuts 2 small ponds, 03 power lines,

cuts and affects 3 private houses within the

corridor of the line. The house of Mr. Le Huu

Tien is closest to the corridor, 6m.

08 Đong Tien commune in

Đong Son district.

2,392.9 G21 - G22 has 06 steel poles to be improved.

The line runs completely on the rice field. It

cuts through 02 power lines. No private

houses and small canals are affected within

the corridor.

09 Đong Tien commune in

Đong Son district.

1,773.7 G22 - ĐC as 07 steel poles to be improved.

There are 02 graveyards (244m +254m) in

Đông Tân communes located in t e corridor

of the line. The line runs through rice field of

886m and crop area of 241m (mainly

peanut). It runs through pond of 200m2 in

area. It crosses over some small irrigational

canals. ĐC is t e e isting steel pole 1 6 and

etc.

3.4.2 Transformer station:

Expansion of 110kV connection at Nui Mot 110kV transformer station:

The connection expansion starts with its construction inside the fences of Nui Mot 110

kV Transformer Station. The Station is located at Dong Tien Commune, Dong Son District,

Thanh Hoa Province and surrounded by the agricultural land; its front side is adjacent to

highway 47.

Expansion of 110kV connection at Ba Che 220kV transformer station:

The connection expansion starts with its construction inside the fences of Ba Che

220kV Transformer Station. The Station is located at Thien Ly Commune, Thien Hoa

District, Thanh Hoa Province the two sides of it is adjacent to the population area ( 7.2m), the

back side of it is adjacent to agricultural land and the front side of it is adjacent to the

interdistrict 12m wide concrete road.

3.4.3. Rehabilitation of 110kV electric line.

- Voltage level: 110kV.

- No. of circuits: 2 circuits

- Beginning point : Nui Mot 110kV Transformer station

- End point : Ba Che 220kV transformer station

- Length: 10,6 km

- Conductor wire : ACSR240/32

- Earth wire: fibre cable combined with lightning OPGW - 57

- Insulating: use glass or pottery insulator which is fabricated under the standard IEC.

- Column: Erect dip-galvanized steel column erected by paland.

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- Foundation: use cast-in-place reinforced concrete foundation.

Expansion of Ba Che 220kV transformer station:

a. Single line component:

- The project will not install more transformers but only remove power capacitor,

coercitive capacitor and 110kV valve lightning resistance of the power capacitor cell to a new

location to take back land for construction of the expanded bay.

- 110kV side: Install a switchgear for one expanded cell under a diagram of 2 busbar

systems and loop busbar including main equipment such as switch, disconnector, current

transformer. Equip with additional earthing equipment and lightning protection for the

expandable and transportable equipment.

b. Secondary line component:

- Equip with control – measuring and protection equipment for the expansion cells and

equipment in the station in accordance with the existing standards and regulations.

- Protection control boards shall be placed in the control house of the station.

c. Construction component:

- Construct pole foundation, poles and beam for the expansion cell and improved power

capacitor cell.

- Construction of foundation of piers and equipment supports for the expansion cell and

improved power capacitor cell.

- Construct cable trough system for the expansion cell and improved power capacitor

cell.

Expansion of Nui Mot 110kV transformer station:

a. Single line component:

The Nui Mot 110kV transformer station has been put into operation since 90s. The

station is operating three 110kV transformers with a total capacity of 2x40MVA +16MVA,

out of which the transformers T1 and T2 have capacity of 40MVA. The transformer T3 is

presently being separated from the power network and not operated. Its capacity is 16MVA.

After disassembling, the transformer T3 will be safely stored in the storage of Thanh

Hoa Power Company which is the operation and management unit.

- Do not install more transformers; only disassemble transformer T3 and the existing

110kV valve lightning resistance to construct the expansion cell to Thanh Hoa.

- 110kV side: Install the switchgear for one expansion cell under the diagram of 2

busbar systems and loop busbar including main equipment such as switch, disconnector,

current transformer. Equip with additional grounding system and lightning resistance for the

expandable and transportable equipment.

b. Secondary line component:

- Equip with control – measuring and protection equipment for the expansion cells and

equipment in the station in accordance with the existing standards and regulations.

- Protection control boards shall be placed in the control house of the station.

c. Construction component:

- Construct pole ffoundation, poles and beam for the expansion cell.

- Construction of foundation of piers and equipment supports for the expansion cell.

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- Construct a cable trough system for the expansion cell.

- Dismantle supports for 110kV valve lightning resistance and foundation of the

existing transformer T3. Relocate the existing transformer T3 to the appropriate

location.

3.4.4. Main work volume of the Project:

Construction component

Construct column foundation, column, beam for expansion cell and improved power

capacitor cell.

Construct pier foundation, support for equipment for the expansion cell and improved

power capacitor cell.

Construct cable trunk system for the expansion cell and improved power capacitor cell.

- Excavate pole foundation manually.

- Erect poles manually combined with winch and reel.

- Install beam, porcelain manually after erecting the pole.

- Stretch wire and take sagging manually combined with winch and reel.

Main activities before and during the construction period

General requirement:

The preparation work shall be carried out suitable for the construction progress,

weather characteristics and infrastructure of the construction area.

Utilization of vacancy areas within the limit of the station to arrange equipment

and material storages.

Camps shall be close to the construction site for facilitating the construction, life

activities and personnel mobilization.

Based on quantity of the construction and erection work, quantity of materials and

equipment, construction progress and etc., it is expected that the scale of

temporary works and storage/yard will be as follows:

Temporary storage/yard

Indoor storage

Building structures made from bamboo, Neohouzeaua, wood, wallboard roof.

Storage area: 50,0m2

In which:

Used to store cement: 35m2, goods storage standard 1,6 tấn/m

2.

Used to store construction tools 15m2.

Outdoor storage, camp

Total area: 100m2

In which

Used to store steel: 30m2

Used to store formwork wood: 20m2

Used to fabricate steel: 50m2

Casting yard

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Construction structure is made of bricks, plastered with cement motar and tin-

roofed.

Concrete M50 with the thickness of 100, dense compaction, cement mortar

finishing M50 of 2cm in thickness.

Area: 50m2

Construction materials stock yard

Structure: levelling, compaction

Area: Use the available graded plan in the station.

Office room – medical room on site

+ Structure: bamboo lattice, slender bamboo, palm leaves; with a good system waste

water drainage and round-up, and lavatory.

+ Diving and living areas = 120m²

+ Running water taken from existing source of the region and bought from the

locality. Therefore, it is necessary to buld a water pipe line and a water basin for daily life.

Electricity and water for use in the construction.

Water and power for the construction

Power used for construction:

For the electric power for the construction, the Contractor is requested to prepare a generator

to take the initiative in sources for construction and erection. In addition, 380V/220V power

source of the area 150m away from the station will be used.

Water for construction:

Water for construction will be taken from the existing source in the region. Water supply

source is about 100m away from the station. Therefore, the construction of one pipeline and 1

water tank will be required to supply water for construction.

Main volume:

No Description Unit Qty. Remark

1 Excavate foundation pit soil m3 13,171

2 Backfill foundation pit m3 11,708

3 Place lean concrete M100 m3 304

4 Place foundation concrete M200 m3 1,159

5 Fabricate & place reinforcement Ton 136.6

6 Anchored bolt Ton 11.7

7 Grounding Ton 1.14

8 Erect steel pole Ton 298.48

9 Wire conductor ACSR240/32 Km 65.48

10 Fiber cable OPGW 57 Km 11,15

11 Anchored chain + support for power line Chain 360

12 Conductor antivibration CR4-22 Each 90

Quantity of construction of Ba Che 220kV bay

No. Name Unit Quantity Note

1. Support pier foundation for transformer 110 kV piece 3

2. Support pier foundation for cut-out 110 kV piece 12

3. Support pier foundation for current variable

110kV

piece 3

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4. Support pier foundation for cutter-off 110kV piece 2

5. Support pier foundation for stand porcelain 110kV piece 5

6. Support pier foundation for capacitor 110kV set 3

7. Support pier foundation for resistance reel 110kV set 3

8. Support pier foundation for lightning-proof valve

110kV

piece 3

9. Support pier foundation for neutral current

variable 110kV

piece 1

10. Support pier for transformer 110 kV piece 3

11. Support pier for cut-out 110 kV piece 12

12. Support pier for current variable 11 (TĐ-50) piece 3 high

5m

13. Support pier for cutter-off 110kV piece 2

14. Support pier for stand porcelain 110kV piece 4

15. Support pier for capacitor set 3 Re-use

16. Support pier for resistance reel set 3 Re-use

17. Support pier for lightning-proof valve 110kV pier 3 Re-use

18. Support pier for neutral current variable pier 1 Re-use

19. Centrifugation concrete pile LT14d column 03

20. Centrifugation concrete pile LT20d column 02

21. Centrifugation pile support LT20d column 06

22. Pile foundation MT8 foundati

on

11

23. Steel beam 9m, tinned with heat set 5

24. Steel beam 6m, tinned with heat set 3

25. Tinned necking with heat set 13

26. Connection cabinet jack piece 01

27. Lightning-rod set 02

28. Buried cable ditch m 150

Demounting part

No. Name Unit Quantity Note

1. Support pier foundation for capacitor 110kV set 3

2. Support pier foundation for resistance reel

110kV

set 3

3. Support pier foundation for lightning-proof

valve 110kV

piece 3

4. Support pier foundation for neutral current

variable 110kV

piece 1

5. Support pier for capacitor set 3 move to other

place

6. Support pier for resistance reel set 3 id

7. Support pier for lightning-proof valve 110kV pier 3 id

8. Support pier for neutral current variable pier 1 id

Quantity of construction of 110kV bay of Nui Mot 110kV transformer station

No. Name Unit Quantity Note

1. Support pier foundation for transformer piece 3

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110 kV

2. Support pier foundation for cut-out 110

kV

piece 12

3. Support pier foundation for current

variable 110kV

piece 3

4. Support pier foundation for cutter-off

110kV

piece 2

5. Support pier for transformer 110 kV piece 3

6. Support pier for cut-out 110 kV piece 12

7. Support pier for current variable 110kV piece 3

8. Support pier for cutter-off 110kV piece 2

9. Centrifugation concrete pile support

LT20D

column 5

10. Centrifugation concrete pile LT14B column 3

11. Centrifugation concrete pile LT20D column 1

12. Pile foundation MT8 foundation 9

13. Steel beam 6m, tinned with heat set 3

14. Steel beam 9m, tinned with heat set 2

15. Tinned necking with heat set 12

16. Connection cabinet jack piece 01

17. Lightning-rod set 01

18. Buried cable ditch m 100

19. Demounting and moving MBA T3 machine 01

20. Demounting foundation MBA T3 foundation 01

Construction period

The works is scheduled to commence construction in Quarter III, 2012 within 120 days.

Scheduled construction progress table for the works (for main work):

An expected maximum number of workers at one construction location will be 60

persons.

Specialized construction team for construction of line includes as follows:

▫ Direct working : 40 persons

▫ Indirect working : 15 persons

▫ Site managing board : 05 persons

IV. ENVIRONMETNAL BACKGROUND

4.1 Geography and Geology

Geography: Đong Son district is a delta one located in Ma river valley. It is bounded on the

east by Thanh Hoa city, on the north by Thieu Hoa district, on the west by Trieu Son district,

on the southwest by Nong Cong district, on the south and southeast by Quang Xuong district,

all in Thanh Hoa province. Natural land area of Đong Son district is 106.4 km². Its population

is of 107,900 people (1999); its ethnic groups mainly include Kinh people. Đong Sơn has big

and convenient traffic routes such as NH45 from Thanh Hoa city, through the northern

district, through forest town to Thieu Hoa district. NH 47, from Thanh Hoa city, through the

northern district, forest town to Triệu Sơn district. North – West railway from Thanh Hoa city

towards the Northeast – Southwest to Nong Cong district.

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Thieu Hoa district is of advantageous geographical position. It is located in the center of the

delta districts in Thanh Hoa province and it is bounded with many districts: on the east by

Thanh Hoa city and Hoang Hoa district. On the west by Trieu Son and Tho Xuan district. On

the south by Đong Son and Trieu Son districts. On the north by Yen Đinh district. Its center is

Van Ha town.

4.2. Climate, terrain and soil:

a/ Climate:

- Temperature: Total annual average temperature is 8,500-8,6000oC. Absolutely low

temperature is not less than 20oC. Absolute high temperature is not over 41.50

oC. There are 4

months with average temperature of less than 200oC (from December to March of the

following year) and 5 months with average temperature over 250oC.

- Rain: Annual average rainfall is 1,500-1,900mm, particularly the crop making up about 86-

88%. Rainy season lasts 6 months (from May to October). In winter, it is dry, humidity is

only 84%, in March, April, August and September, and the humidity is over 88%.

- Wind: It is under the influence of two wind directions distributed by season. The

northeastern monsoon is available in winter and the southeastern monsoon is in summer with

average velocity of 1.5-18m/s. The strongest velocity in storms measured is 35-40m/s and not

over 25m/s in the northeastern monsoon. The climate and weather of the district in the Thanh

Hoa delta climate sub-region has the following characteristics: high temperature, the winter

which is not so cold, hoarfrost which occurs little in January and February, the summer which

is moderately hot, rainy and is under the relatively strong influence of windstorms.

b/ Terrain:

Its terrain is relatively flat, not so complicated. Most of the communes are the delta

ones with a little or no hills and mountains. The overall terrain is gradually sloping from the

North to the South. The terrain is in the delta form. A difference in height of cultivatable areas

is not big, about 0.4-0.5m, which is advantageous for the formation of focal specializing areas

with a relatively large area.

c/ Soil:

Soil is mainly alluvial soil group with good physical and chemical properties, which is

suitable for growth and development of various species of plants.

4.3. Natural resources:

* Soil resources: Đong Son district has the natural land area of 106.4 km², including

agricultural land of 7,065.93 ha, making up 66.4%; the remainder of specialized soil, urban

soil and forestry soil.

Thieu Hoa district has 17,547.52 ha, out of which 14,842.83 ha equal to 84.6% of the

total natural land area in the whole district has been used. The land area which has not yet

been used is 2,704.69 ha, equal to 15.4% of the total natural land area. The agricultural land:

11,045.06 ha Forestry land: 130.70 ha Specialized land 2,644.28 ha Living land: 968.73

Unused land: 2,704.69.

* Rivers and streams: The area of rivers and streams makes up 1,702.87 ha equal to

10% of the total natural land area. A river and stream system is rather big.

Surface water is rather plentiful and supplied by the river and stream system and in-

place rainfall. This water type is mainly used for irrigating agricultural plants and daily life

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activities. Its quality is good and non-polluted. Underground water: UG water source is rather

plentiful.

* Mineral resources: - The exploration and survey have not yet been carried out so

kinds of potential minerals in the underground have not been discovered sufficiently. Stone

quarries which can be exploited as construction materials distribute widespreadly with limited

reserves. Rivers have sand ground reserves with good-quality in construction, especially the

yellow sand used to place concrete. Clay for making bricks with big resources distributes in

many communes in the district and etc. The Project does not go through the areas with the

above-mentioned natural resources.

* Fauna and flora: Grouping and living of many species of such animals as gibbons,

monkeys and reptiles and birds. The flora is diversified in terms of family, species, types of

planted orests suc as “luồng” tree, pines, “mỡ”, eucalyptus, casuarina, cinnamon-tree,

rubber. However, the project site is located far from these areas. The flora in this area is

mainly rice, crop plants and some of fruit-trees, normal timbers; the fauna is mainly domestic

animals such as cattle, poultry, wild animal which is mainly birds.

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V. SUBPROJECT POTENTIAL IMPACTS

Table 5.1: Environmental impact assessments

Screening Question Yes No Remarks

1. Project's sitting:

Is the Project site adjacent to or

within any of the following

environmental sensitive areas?

The power line and transformer station are

not adjacent to any locations with cultural

heritage sites, thus, there is no impact

Cultural heritage site X

Protected areas such as

National Parks, Nature

Reserves, Bioconservation

areas, bird yards, mangrove

forest etc.

X

Wetlands X

Forests X

Estuaries X

Buffer zone of Protected

areas

X

Rivers and reservoirs

X

Canals and irrigation system X

Agricultural land X There are some canals and small ponds in

Dong Thanh and Dong Tan communes.

However, no construction of base for any

power poles will be carried out but only the

power line runs through these communes.

Therefore, there will cause no impact.

2. Potential environmental impacts

Will the Project cause:

Encroachment on historical/cultural

areas

X

Encroachment on critical ecosystem

(e.g. sensitive or protected area,

national park, nature reserve etc....)

X

Disfiguration of landscape and

increase waste generation

Removal of vegetation cover or cut X While clearing the ground, 75 eucalytus will

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Screening Question Yes No Remarks

down of trees resulted from

clearance at the sub-station and

along ROW?

be cut down. When the project is carried out,

the wiring and excavation for pole

foundation in rice field shall cause impacts to

the quality and quantity of crops and plants.

Change of surface water quality or

water flows

Increase water turbidity due

to run- off and erosion

X The terrain in the Project area is flat, the

slope is minor, therefore, the risk of erosion,

run-off and wash-out of soils, construction

mertials into the surface water is not high.

- Ba Che-Nui Mot110kV line runs through

many irrigation canals and some small

ponds. The construction of foundations and

bases of electric poles close to canals will

likely have risk to pollute water sources

because soils, construction materials may be

washed out into water sources.

Waste water from camping

sites is directly discharged to

the surface water resources

or not?

X In worker camp sites, there is a system for

wastewater collection and drainage.

Auxiliary structures such as bathrooms,

toilets shall be built for workers to use.

Construction waste is

directly discharged to the

surface water or not?

X Ground-levellings, construction activities to

build up bases and foundations of power

poles, etc. may cause soils, rocks, sands, etc.

to discharge into local surfacewater.

Increase the dust level? X - Dust will be generated from soil excavation,

groundleveling activities, particularly in dry

season. The affected are people living and

working around the project site.

- Dust will be generated by transportation

means that carry materials and equipment

during the project construction. The affected

are people transporting on roads on which

construction materials or equipment are

transported, either on local roads or on

provincial or national roads.

- Some households in Dong Thanh commune

in Dong Son district live close the ROW but

this impact is assessed as at average level

because only the wiring is carried out in this

area otherthan the construction of bases or

foundations for electric poles.

Increase noise and/or vibration? X Caused by operation of equipment,

transportation of materials, transportation

means, groundleveling, pole erection, and

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Screening Question Yes No Remarks

operation of power generator (if any).

Permanent land acquisition X Area of land to be acquired permanently:

4,483.35m2 comprising of: field land:

3,484.56 m2; hill-land: 998.79 m

2 (for

construction of foundation of electric pole)

Temporary land acquisition Area of land to be acquired temporarily:

123,218.98 m2 comprising of: field land:

112,624 m2; hill-land: 1,427 m

2 (for pole

erection and for wiring) in a duration of 4-5

months).

Resetlement of households? If yes,

how many households?

X

Would the resettlement site is

environmentally and/or culturally

sensitive

X

Is there any risk of disease

dissemination from construction

workers to the local peoples (and

vice versa)?

X - The construction of power line is proposed

to be in 4 months as maximum, of which the

construction of sub-station where is closest to

the residential area is tentatively in 1 month,

and most of the time is for installation of

equipment and all activities are in the station

site.

The entire alignment shall have 02

construction teams in 4 communes, each

team has approximately 40 persons, 20

persons are locally hired, so each

construction site usually has about 10-15

residential workers. Total workers on the

construction site, at peak, are about 80 but

dispersedly over the alignment other than

focusing on one area. Thus, the disease

dissemination, if any, will be limited.

Is there any potential for conflict

between construction workers and

local peoples (and vice versa)?

X - Conflict may happen because of the

following reasons: difference in income

gained, culture, and behavior. However, most

of workers are local, so there is not too

different in the culture and living style;

- The power alignment runs over 02 tombs

locating between G15 - G16 in Thieu Ly

commune and over 02 cemetries locating

bewteen G22 - ĐC in Dong Tien commune.

There will have potential impacts to these

areas during the construction such as wiring

or standing on tombs that scratch tombs or

uproot grasses.

- The project is constructed in a quite

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Screening Question Yes No Remarks

developed area, number of workers is very

small compared with total number of local

people.

Are explosive and hazardous

chemicals used within the Project?

X

In the past, there was any accident

incurred due to landmines or

explosive materials remaining from

the war?

X

Will Project's construction cause

disturbance to the transportation in

the Project's site?

X Minor impact

- The activities of equipment and materials

transportation along the power line will

cause temporary impacts to normal

transporation in the area;

- The extension of sub-station, though,

locates close to residential area but all are

close to National road 47 and inter-district

roads so the transportation do not cause

disturbance to the local transporation.

- The transportation of materials and

equipment from Hanoi to construction site, in

general, is minor, does not cause overload to

the transport system on national and

provincial roads related.

Project's construction will cause any

damage to the existing local roads,

bidges or other rural infrastructures?

X - Transportation of construction materials

with a high sequence that may cause impacts

on inter-commune, inter-district roads in the

project districts.

- Presently, local government and people

monitor quite well the management of rural

transportation. Heavy-load vehicles are not

allowed to access to road sections where the

quality is not enough to bear loads. This

impact is assessed as minor.

The entire alignment of wiring rehabilitation

runs through 21 power lines 35; 22; 0.4kV;

and 5 communication cables to local

households. While construction, it is required

to cut off the power and this will cause some

impacts such as disturbance of

communication, production activities. This

impact is assessed as mean.

Will soil excavation during Project's

construction cause soil erosion?

X

Will Project need to open new

access roads?

X - The wire line and transformer station locate

along transportation roads, therefore,

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Screening Question Yes No Remarks

existing roads should be used as access

roads.

Will Project cause fragmentation of

habitat of flora and fauna?

X

Will Project cause impact on air

quality?

X - The impact on the environment by exhaust

emitted by transportation means during the

transportation is minor because the

transportation means will be covered to

prevent dropping materials and things.

Will Project cause accident risks for

workers and community during

construction phase?

X - Reasons: possible to cause accident risks to

workers and community in the project site.

Particularly, in Dong Thanh commune, Dong

Son district, at G20 to G21 where 03

households locate close to ROW, so there

would have accident risks during the

construction phase, unless safety measures

are not given due attention to.

Will Project generate hazardous

wastes including PCBs from the

replacement of transformers?

X At Nui Mot 110kV transformer station, T3

transformer will be disassembled and

transported to the store. During the

disassembly and removal of machine, some

oils and wastes would be leaked and may

cause harmful to health of human and to

environment. However, this impact is not

significant and can be mitigated with good

application of right technical measures in

disassembling and removing the

transformers.

Will Project cause risk to safety and

human health (electric and magnetic

fields, electric shock etc.)?

X The Project will not cause risk to safety and

human health because in accordance with the

regulations by the Government, the electric

and magnatic fields is less than 5m

applicable to 110kV electric line, 12

households living close to the ROW, the

closest household is less than 6m, i.e. the safe

distance is ensured.

The subproject, once completed and

operated, will contribute proactively to the

local social and economic development;

development of handicrafts and services;

The quality of life and living conditions of

local people will be improved thanks to

reliable and sufficient power supply.

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V.1. ENVIRONMETNAL MANAGEMENT PLAN

6.1.Mitigation Measures.

The above impacts can be mitigated by: (a) ensuring that the application and

supervision of ECOP (Table 6.1) below; and (b) implementing site specific mitigation

measures.

Table 6.1. Mitigation measures

Environmental-social

issues

Mitigation Measures Implementatio

n

responsibility

A. Preparation phase

1. Permanent and

temporary land

acquisition will

impact affected

households and

agriculture

production

- To plan for construction activities after

harvesting season and try to shorten the progress.

- Inform the affected HHs about permanent and

temporary land acquisition.

- Properly compensate for land acquisition and

tree compensation in accordance with the

Resettlement Policy Framework of the DEP

project and Resettlement Plan of the Subproject.

- PMU

- Contractor

2. Impacts on

vegetation cover as

a result of site

clearance (ROW)

- Minimize land clearing by planning for

installation of transmission/distribution lines

above existing vegetation.

- Utilize hand clearing of vegetation if possible.

Save as much vegetation as possible. Careful

manage cutting trees. Cut only tree above 4m

within the ROW.

- Do not burn cleared trees and branches;

- Carry out the safety procedures to prevent hazard

of downing trees.

- Dispose at established dump site.

- During clearing, contact with the affected HHs in

order to mitigate impacts and carry out

compensation.

- PMU

- Contractor

3. Explosive materials

left from war

- Contract with related army unit to clear the site

from unexploded ordnances left from war.

- Return the ground after the clearance.

- PMU

- Army

- Local

authorities

B. Construction phase

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Environmental-social

issues

Mitigation Measures Implementatio

n

responsibility

1. Dust pollution - The contractor is responsible for implementing

the state applicable regulations related to air

quality.

- The contractor will ensure minum dust

generation and no impact on local residents and

take proper measures to control dust generation

(for example, praying water, covering the trucks

when carrying material).

- Material will be covered up during.

transportation to prevent scattering of material

along the way.

- Material dump site and storage yards will be

covered up and isolated from winds and located

away from schools and residential areas.

- Workers will be provided with masks when

working in high risk areas.

- Contractor

- CSC

2. Air pollution - All transportation vehicles must comply with

applicable regulations of Vietnam with regards

to exhaust gases.

- Transportation vehicles in must be tested

frequently on the waste gases and have to show

certificate of quality, technical safety and

environmental friendliness according to

Decision No.35/2005/QD-BGTVT.

- Do not burn waste or construction materials at

the site.

- Contractor

- CSC

3. Noise and

vibration level - The contractor will be responsible for

complying with applicable regulations related to

permitted noise and vibration levels.

- All transportation vehicles need to show

certificate of quality, technical safety and

environmental friendliness according to the

Decision No.35/2005/QD-BGTVT; to prevent

excessive noise level from machinery that is not

properly maintained, proper noise reduction

measures are taken, including noise reducers or

arrangement of noisy machinery in a specific

noise proof area.

- To prevent or reduce traffic in residential area as

well as processing of material in residential

areas (concrete mixing).

- Contractor

- CSC

4. Waste water

pollution - The contractor will be responsible for

complying with applicable regulations related to

waste water treatment and discharge.

- To provide mobile toilets or construct proper

- Contractor

- CSC

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Environmental-social

issues

Mitigation Measures Implementatio

n

responsibility

toilets for workers at the site. Toilet waste water

and restaurants will be treated before

discharging into the outside environment.

- When construction is completed, toilets have to

be properly destroyed and/or removed.

5. Water drainage

and sedimentation

control

- The contractor will comply with the water

drainage system design to prevent rain drop

from causing local inundation, soil erosion in

high risk areas.

- To ensure proper operation of the drainage

system.

- To sustain those areas not impacted by

construction activities.

- The excavation work needs to be done in

compliance with applicable technical

construction regulations.

- To prevent the spreading of mud into

surrounding environment, take proper measures

to control sedimentation in high risk areas.

- When there is a need to dry construction site

(foundation concrete pouring), the pumped

water containing sand will be controlled with

regards to sedimentation before discharging it

into outside water bodies.

- Use diversion techniques at construction to

prevent deposit from being stirred up in water

bodies.

- Contractor

- CSC

6. Material

warehouse and

material quarry

management

- Material storage yards will be predetermined in

the approved engineering design.

- Material supplied by local suppliers need to

have operation licenses for particular material

type.

- To rehabilitate material storage yard after

construction is completed.

- Contractor

- CSC

7. Waste and

hazardous waste - Prior to construction, the contractor needs to

prepare a procedure for controlling waste

(storage, use of recycle bins, site

decommissioning, etc.) and strictly complying

during construction phase.

- Prior to construction, all necessary licenses have

to be obtained related to waste management.

- Proper measures are taken to ensure good

practices in waste management and treatment.

The contractor will provide recycle bins,

containers and other means to collect waste

- Contractor

- CSC

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Environmental-social

issues

Mitigation Measures Implementatio

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responsibility

from necessary areas.

- Waste can be stored temporarily at the site when

it is approved by the Construction Monitoring

Consultant, local authorities before collection

and treatment. If in the absence of such

authorities, normal domestic waste can be land

filled.

- Recycle bins or containers storing waste have to

be covered up from weather impacts and

intrusion by scavengers. Do not burn waste.

- Recyclable waste such as wood form, waste

steel and packing material will be collected and

separated at the site from other waste sources

for reuse, refilling or sale to an external

company.

- If it is impossible to carry away from the site,

solid waste can be land filled at a certain place

approved by the construction supervising

consultant provide in the waste management

plan. Under any circumstance, the contractor

has to treat all construction waste within the site.

- Waste lubricants will be taken out from the site

by an authorized recycling company.

- Waste lubricants and cleaning solutions will be

collected into covered containers and carried

away by a contracted external company that is

permitted to treat hazardous waste

8. Site clearance - The contractor will prepare a plan on site

clearance and vegetation recovery according to

applicable regulations for the construction

supervising consultant to approve. The

contractor will strictly comply with this plan.

- Do not use chemicals in clearing vegetation.

- Do not cut down any trees when it is not

provided in the vegetation clearance plan.

- If necessary, set up temporary fence to protect

valuable trees prior to starting any construction

activities.

- Contractor

- CSC

9. Traffic

management - Prior to construction, conduct consultation with

local authorities and traffic police.

- Impacts on traffic flow needs to be considered

in the construction plan before approval. Traffic

routes, particularly those with heavy duty

vehicles need to consider high risk area such as

schools, hospitals or markets.

- Contractor

- CSC

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Environmental-social

issues

Mitigation Measures Implementatio

n

responsibility

- It is necessary to provide sufficient lighting

system for night time to ensure proper traffic

conditions.

- Arrange indication signs at the construction site

to inform public people, provide instructions to

different components and instructions and safety

directions.

- Take proper traffic safety measures including

sign posts and flags to indicate danger.

- Do not transport material during peak house.

- Space spared for walkers and vehicles at the site

need to be separate from the site and can be

easily accessible. Provide proper sing posts

where necessary.

10. Interruption of

utility and business

services

- Planned or unplanned interruptions to services

such as water, gas power supply and internet

access: The contractor will be prepared for

emergency scenarios and any potential failures.

- Cooperate with services suppliers (water,

telecommunications, etc.) to work out a proper

construction schedule.

- During the laying out of cables crossing over

telecommunications cable, mitigation measures

have to be taken (What are the measures?)

- Notify affected households of construction

schedule as well as expected interruptions (at

least 5 days in advance)

- Interruptions to water supply for agriculture

production need to be avoided.

- The contractor will ensure alternative water

supply for affected residents in case it is more

than one day.

- Any damage to the existing service cables will

be notified to the local authorities for timely

repair.

- Contractor

- CSC

- PMU

11. Rehabilitation of

affected areas - Clearance areas such as soil or rock quarries,

waste treatment areas, worker houses,

warehouse and wood forms and any other

temporary areas during construction phase will

be rehabilitated with regards to the landscape

and vegetation cover.

- Compensate the vegetation cover at the soonest.

Use proper vegetation for such rehabilitation.

- Do not use exotic or banned vegetation for such

rehabilitation

- Contractor

- CSC

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Environmental-social

issues

Mitigation Measures Implementatio

n

responsibility

- Excavated hillsides and waste yard need to be

planted with grass to prevent soil erosion and

landslide;

- All the affected areas will be compensated with

proper landscape and there should be no delay

in doing so, including any necessary repair or

construction of green space and other affected

areas.

- Soil contaminated with chemicals or hazardous

waste will be carried away and land filled in a

proper hazardous dump site

- Rehabilitate all affected roads and bridges due

to the project construction

12. Labor and public

safety - The contractor will comply with all applicable

regulations related to labor safety.

- Prepare and implement action plan in response

to risk and emergency cases.

- Prepare emergency services right at the site.

- Provide training for workers on labor safety

requirements.

- Ensure to provide protective devices for

workers, including noise protection at high risk

places

- In destroying existing structures, workers and

community need to be protected from falling

objects by taking proper protection measures

- Provide protective fences and warnings of

danger at the construction site to indicate danger

to local resident.

- The contractor will provide safety measures

such as installation of fences, provision of

warning signs at high risk areas, including pole

foundation under construction to prevent traffic

accidents as well as other risk to local residents.

- Only allow trained workers to install, maintain

or repair electrical equipment.

- Cut off and do correct earthling for the existing

power line prior to construction work.

- Comply with labor safety procedures when

working at height and with electrical equipment

- Contractor

- CSC

13. Communications

to local community - Sustain communications to local authorities and

community; the contractor will work with local

authorities to agree on construction schedule for

sites near sensitive areas or at sensitive time

- Contractor

- CSC

- PMU

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Environmental-social

issues

Mitigation Measures Implementatio

n

responsibility

(regional festivals).

- Enhance relationship with local community in

order to obtain necessary information about the

project activities in the region, progress and

performance;

- Keep track of the community concerns and

information required such as project progress;

- Respond to community concerns via telephones

and documents in a timely manner;

- Notify local residents of construction schedule,

work schedule, potential interruptions to

services and detour roads and temporary buses,

any destruction or mine explosion schedule;

- Provide technical data and drawings for

community, particularly a scheme on

construction sites and EMP;

- Provide notice boards at all sites to provide

information about the site manager,

environmental officer, medical and safety

officer, with concrete contact details and other

information so that affected people will be able

to raise their voice and concerns.

14. Chance find

procedures During construction phase if the contractor finds any

cultural and historical sites, including commentary or

tombs, the contractor will:

- Stop construction activities in the particular

area;

- Protect the area from any damage or loss to the

sites. In case the historical objects can be

removed or sensitive objects assign a person to

protect it until local authorities come to confirm

and take over the issue;

- Notify the construction supervising consultant,

who will be responsible for informing local

authorities or the state agencies of such cultural

or historical sites (within 24 hours or less);

- Local authorities or state agencies will be

responsible for protecting and isolating such

area before any further processing.

- Decide how to process such issues is the

responsibility of the local authorities, including

change, (in case a cultural or historical site is

found and cannot be removed), reservation,

isolation, rehabilitation and rescue;

- If the cultural or historical site are of high value

- Contractor

- CSC

- PMU

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Environmental-social

issues

Mitigation Measures Implementatio

n

responsibility

and the reservation is recommended by relevant

agencies the project owner will have to change

project design accordingly for the component in

that particular area;

- Decisions related to the management of found

sites will be notified in writing to relevant

authorities;

- Construction work will continue only after

relevant authorities come and take responsibility

of potential sites.

C.Operation phase

1. Health and safety

for workers and local

residents

- Disseminate the information on electricity safety

regulations to the users.

- Comply Decree No. 106/2005/ND-CP dated 17

August 2005 of Goverment on protecting grid;

Decree No. 81/2009/ND-CP dated 12 October

2009 of Goverment on protecting hight voltage

grid

- Regular training for local technicians and people

on safety issues.

- Use warning signs, barriers (locks, gates, iron

barriers...) around substation or tower to prevent

people reach danger equipment;

- Putting warning signs, barriers on the ground

close to electricity wire to prevent electric shock

- NPC

2. Fire and explosion - Periodically inspect fire prevention and fighting

facilities.

- Organize training on fire prevention and

fighting for operation workers.

- NPC

3.Transmisison line -

Mitigation measures

related to transmission

lines

- Only allow workers who have been trained and

obtained certificates on installation, maintenance

and repair of electrical equipment

- Cut off power and provide safe earthling before

construction on the power line or where it is near

power line

- Ensure operations related to power line will be

undertaken by trained workers with strict

compliance with safety regulations. Qualified or

trained workers to operate power lines need to

able to:

Distinguish between online and offline power

lines from other parts of the distribution system

Determine voltage of online power lines

Understand safety distance for each cable types

Ensure correct and sufficient use of safety

- NPC

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Mitigation Measures Implementatio

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responsibility

devices and other safety procedures or other

online parts of the distribution system

- Even when being trained, workers will not

contact any online parts unless:

Workers have been safely isolated from online

parts via gloves or other insulation devices

Online parts have been safely isolated from

workers and other parts or

Workers have been isolated and safely insulated

from online objects

- When operations and maintenance request

minimum distance, provide trainings on safety

measures and safety devices for individuals and

other preventive measures identified in the health

and safety compliance plan. (Below is the

recommended safety distance for workers:

o 2-15 kV: 0.6 m

o 15.1-35kV: 0.71 m

o 72.6-121 kV: 1.01 m

4.Safety measures

when working at

height

Preventive and control measures include:

- Check the firmness of structures before starting

work

- Take anti-fall measures including climbing skills,

use of supporting devices and first aid toolkit

- Install supporting and anti-fall devices

- Safety bands will not be smaller than 16 mm, two

layers, and durable strength. Safety bands will be

replaced before any defect or crack is detected or

if is too old

- When working with tools at height, workers will

need an additional safely band (backup).

- Sign posts and other obstacles need to be

removed before starting work

- Use standard tool bag to carry tools and materials

to the height when working on pillars

- NPC

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Environmental-social

issues

Mitigation Measures Implementatio

n

responsibility

5. Electric and

Magnetic Field impacts

- Prevent or minimize exposure to electric and

magnetic field (EMF) in the working

environment by developing and implementing a

EMF safety program with the following

components:

- Determination of potential exposure level

- Trainings for workers on how to identify their

exposure to EMF and its impacts

- Determination of safe areas in order to

differentiate those areas with higher EMF

impacts than the others where EMF impacts are

small enough not to be provided with mitigations

and minimize exposure to high EMF impact

areas

- The exposure detector for individuals will be

installed to give warning when exposure is below

the safety limit (for example, 50%). Action plans

for mitigating impacts includes taking turn to

work in high risk areas, and if necessary being

provided with protective devices.

- NPC

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B. measures for reduction of site-specific impacts of the sub-project:

period Impacts/ influences Measures for reduction

construction Influence of the pulling of

electric wires across the two

tombs lying between G15 and

G16 and the section

overcrossing the two grave yards

lying near the area of post G22

Extending the line with a deflection level by

mechanical winch so as to reduce the number

of workers working in the line extending area.

Warning the workers during the construction

not to tread on the tombs to avoid the

damages to the grass and the tombs.

Electricity cutting off on the

crossing over line will influence

production and living activities

in the electricity cutting- off area

To avoid electricity cutting-off for a long time

when the 100kV line crossing over the

information line; line 35; 22; 0,4 kV;

scaffoldings must be used.

Before the setting up of the scaffoldings, the

contractors should work directly with the

electricity control team of the commune and

the hamlet for permission to cut off electricity

during the setting up of scaffoldings and

avoid electricity cutting-off during peak time.

The electricity control team of the commune

and the hamlet shall inform in advance the

electricity cutting-off time to the local people

to arrange their production plan and living.

After the setting-up of scaffoldings, electricity

should be supplied again to the line. Only

after that, line extending could be conducted.

Influence on the information line

where the line is crossing over

With the setting up of scaffoldings, the line

extending shall not be disconnected or cause

interferences to the transmission line.

Influence on production,

agricultural crops and forest

tress while the line is extending,

the foundation is built and the

ports are planted

Construction is made after the harvests and

construction progress should be reduced.

Felling trees on the area to be taken back.

Appropriate compensation is made for losses

as specified in the Plan for Resettlement of

the project.

Danger of oil spreading and

pollution and PCB relating to the

dismantle of old transformer T3

at the station

After dismantling of the Transformer T3, it is

transported to the storehouse of Thanh Hoa

Electric Power Company.

The topography of the storehouse is high;

hence it is not submerged when there is much

rain or flood. The storehouse has up-to-

standard rooms with roofs and cement floor

having high waterproof to preserve the

machines.

Inside the storehouse, there are no flow

valves, water drainage channel, elastic

connections or leakage points to prevent fluid

to run out to the surrounding area.

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Not to poor liquid wastes containing PCB to

the source of water or water drainage culvert.

Posting warning boards preventing leakages

or overflow.

Upon detecting PCB leakage, the following

measures should be made:

- Transfer liquid from PCB leaking

containers to unleaking containers.

- Cleaning the leaking areas by

absorbing materials, say pouring sand

on them.

Influence on the 12 households

lying on the line corridor, in

particular the one that is only 6

meters from the line

- Making known the regulation on

electric safety to the local people.

- Posting safety warning boards at

dangerous places such as ditches and

foundations under construction or

places likely to have the danger of

electric shocks, etc

- Observing state rules to guarantee the

level of electric magnetic field (EMF)

<5 m for 110kV line with the safe

distance of <6m for the 12 households

living near the line corridor.

- Abiding by Decree No. 106/2005/

ND-CP dated August 17, 2005 by the

government on the protection of the

power grid; Decree No. 81/2009/ND-

CP dated October 12, 2009 by the

Government on the protection of the

safety for the high-voltage power grid.

6.2 Environmental monitoring plan

Impact Parameters

to be

monitored

Place of

monitoring

Equipment

method used

to monitor

Time/frequency

of monitoring

Cost Monitoring

responsibility

Construction period

I. Clearing

vegetation

cover or cut

trees

- Clearing

technique

- Solutions/

behavior to

trees after

cutting

- Along with

the line

corridor

- At the place

of gathering

trees after

clearing or

cutting

- Observing - Every day,

from

commencement

to completion of

clearing work.

- Contractor

-

Construction

supervision

consultant

II. Surface

water

quality,

- No carry

out

excavating

- Within the

precinct of

the station

- Observing - While and after

it rains heavily

- Contractor

-

Construction

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Impact Parameters

to be

monitored

Place of

monitoring

Equipment

method used

to monitor

Time/frequency

of monitoring

Cost Monitoring

responsibility

Sediment

and erosion

soil when it is

raining

- Not clear

plants

thoroughly

and along the

line corridor

- Surface

water source

near the

construction

area

supervision

consultant

III. Dust, air

pollution

- Dust level

at the place

of loose

material piles

such as soil,

sand and etc.

- Cover loose

material

when

transporting

- At the soil

& stone

storage area

after

excavating

and at the

loose

material

storage

- Observing - When it is

blowing hard

- Contractor

-

Construction

supervision

consultant

IV.

Construct

through

graveyard

area

- Step on

graves which

comes off

grass and

grave

monument

- Areas

where the

line goes

near the

graveyard

- Hearing,

consulting

with local

people

When

implementing

wire pull

activities

- Employer.

-Construction

supervision

consultant

V. Noise - Noise level

- Response

from people

to the noise

by

construction

activities

- Areas near

the densely

residential

areas

- Hearing,

consulting

with local

people

- While

implementing

activities which

generate big

noise; When

receiving

complaints from

the people

- Contractor

-

Construction

supervision

consultant

VI. Cut

power

across

electric

power and

information

lines

-

Construction

activities

- Small ditch

area 40m

away from

the station

- Observing - While

implementing

activities of

temporary road

construction

across the ditch

- Employer.

-

Construction

supervision

consultant

VI. Cut

power

across

electric

power and

information

lines

- Power cut

situation

- Response

from people

to the power

cut for

installation of

falsework

- Areas

where the

110kV line

crosses over

35;22;0,4kV

lines and

information

line

- Hearing,

consulting

with local

people

- While

implementing

activities of

installation of

falsework;

When receiving

complaints from

the people

- Employer.

-

Construction

supervision

consultant

VII.

Sanitation

- Rubbish,

waste water

- At the

camp,

- Observing - Every week,

when carrying

- Contractor

-

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Impact Parameters

to be

monitored

Place of

monitoring

Equipment

method used

to monitor

Time/frequency

of monitoring

Cost Monitoring

responsibility

at the

construction

place,

including

sanitation of

wor ers’

camps

at the

construction

area and

wor ers’

camp

- Is wor ers’

camp

provided with

clean water

and detritus

pit, mobile

latrine or

other

sanitation rest

room ?

surrounding

the station

out acceptance

Construction

supervision

consultant

VIII. Safety

of workers

and people

- Any

accident

happens

- Works,

locality

- Consulting,

site diary of

contractor

- Contractor

-

Construction

supervision

consultant

IX. In

danger of

spreading

oil and PCB

pollution.

- Oil

pollution

situation in

dismantling

machine and

hauling to the

storehouse.

Nui Mo

transformer

station and

Thanh Hoa

Power

Company’s

storehouse

Observing - While

implementing

activities

- Employer

Operation period

X. 12

households

in the line

corridor

Quality of

life

Area where

the

households

are living

- Hearing,

consulting

with the local

people

- Every week,

when carrying

out acceptance

- Employer

VII. Organize the implementation of environmental management plan and capacity

building

7.1. Responsibility for implementing the Environmental Management Plan (EMP)

a) During the detailed design and tender document preparation

During the detailed design and tender document preparation, NPC shall be responsible for

incorporating EMP or suitable components of EMP (such as mitigation measures, the

Contractor’s responsibility as an appendi into Tender Documents and contract with the

Contractor. The Engineer responsible for detailed design will also refer to findings of EIA and

EMP to ensure that the environmental issues shall be taken account sufficiently in the final

design.

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When preparing tender document and contract, it will be required to ensure the Contractor has

enough information about its obligations and responsibilities in taking environmental impact

mitigation measures and undertaking compliance.

b) During the process of construction

PMU will assign the Construction Supervision Consultant and/or site engineer to take charge

o daily supervision o implementation o t e Contractor’s sa ety measures. Terms o

Reference for the Construction Supervision Consultant is available in Appendix of

Construction Supervision Consultant and / or site engineer shall carry out main tasks as

follows:

- Before starting the construction, confirm compensation for damages to the affected

persons as well as the completed bomb and mine clearance work.

- During the process of construction, strictly supervise the implementation of mitigation

measures during the construction period.

- Confirm the compliance with EMP and inspect any damages caused by the Contractor.

If necessary, prepare minutes on requesting the Contractor to compensate/restore the

construction area in accordance with provisions of the contract. The implementation of

environmental safety issues by the Contractor shall be included in the Subproject

progress report.

Roles and responsibilities of stakeholders in the implementation of EMP shall be described in

the following table:

Role Responsibilities Organizatio

n Project Owner - Ultimately responsible for overall project management,

including environmental management.

NPC

Environmental

Officer

- Specific responsibility and point of contact for

environmental issues.

PMU

Project

Implementation

and management

Agency

- Responsible for coordination and management of overall

project implementation, including guiding and

supervising implementation of the EMP.

- Planning and implementation of environmental

management activities during construction

- Coordinating with other parties in relation to

environmental management activities.

- Carrying out internal monitoring and supervising

- Supervising and providing budget for monitoring

activities.

- Reporting on environmental information to concerned

parties.

PMU

Project Operator - Responsible for operation of the project including

operation stage environmental management and

monitoring activities.

NPC

Consultant - Responsible for preparation of EMP documentation.

Contruction

Supervision

consultant

- Responsible for supervision of civil works contractors

during construction, including implementation of

environmental management activities under the EMP

Supervisors

of

PMU

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Construction

Contractor

Responsible for construction works and following contractor

specifications outlined in the EMP. This includes:

- Take actions to mitigate all potential negative impacts

in line with the objective described in the ECOP.

- Actively communicate with local residents and take

actions to prevent disturbance during construction.

- Ensure that at least a staff is assigned to monitor EMP

compliance during the preconstruction and

construction periods.

- Ensure all the construction activities having sufficient

documents from the related organization.

- Ensure that all staff and workers understand the

procedure and their tasks in the environmental

management program.

- Report to the PMU on any difficulties and their

solutions

- Report to local authority and PMU if environmental

accidents occur and coordinate with agencies and keys

stakeholders to resolve these issues

Contractor

chosen by

PMU

7.2. CAPACITY ENHANCEMENT PLAN

Training plan in the coming time includes:

EVN’s training program: Internal training courses on the implementation of

environmental management work at site, the preparation of reports on the Project

environmental issues as a part of half-yearly and annual reports. The program will

also provide training on environmental impact mitigation measures which

unexpectedly occur and differ with forecasts stated in the EMP report.

Northern Power Corporation’s training program: NPC’s training program

provided to t e local power company’s sta and some local people is about

Training on safety work: Periodically training on the safety work and power network

maintenance;

Supervision method and report EMP implementation to stakeholders in the province and

the districts where the Project is located. The training work will also provide guidance’s on

the coordination with the people in the environmental management work;

Training on environmental management work and harmful waste management:

Table 7.2. Tentative program and training time for environmental management

No Content Time

EVN presides over

1 - Environmental management work at site,

preparation of periodic environmental report to

submit to NPC and WB and other tasks related to the

environmental management for the Project.

- Every two years.

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NPC presides over

2 - Training on the safety work and power line and

station maintenance

- Every year

3 - Training on the environmental management work,

harmful waste management for the power lien and

station works in general (coordination with EVN in

organizing)

- Every year

4 - Supervision method and report on environmental

management plan implementation within the

distribution efficiency project (DEP).

- Every year

Table 7.3. Estimated cost for subsequent training courses

No Training Cost (VND)

CONSTRUCTION PERIOD

1 Annual training

provided to all of

units by EVN

Included in operation cost of the Corporation. NPC will bear

travelling, accommodation expenses and etc. for its staffs

involving in the Project

3 persons of NPC under PMU participate.

3 persons x 2 days x 3,000,000 VND/person = 18,000,000

dong

2 Seminar on

experience sharing in

preparation of EIA

and implementation

of EMP

Included in operation cost of the Corporation.

2 persons x 2 days x 5,000,000 VND/person = 20,000,000

dong

3 Training on

implementation of

EMP

2 persons of high-voltage power network company participate:

2 persons x 2 days x 5,000,000 VND/person = 20,000,000

dong

Total for the

construction period

58,000,000 dong

OPERATION PERIOD

4 Training on labour

safety by NPC

(normally

implemented by

high-voltage power

branch)

Included in operation cost of high-voltage power network

company

8 persons x 1 day x 1,000,000 dong/person x 20

Project life cycle years = 160,000,000 dong

Total for the whole

Project life cycle

230,000,000 dong

7.4 Reporting procedure

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Responsibility and frequency of report on the implementation of EMP are shown in the

following table.

No Report prepared by Submitted to Reporting frequency

01 The Contractor to the Employer PMU One times before commencing the

construction and then once per

month.

02 Construction inspector (cum

environmental monitoring)

PMU Every month

04 Community inspector (if any) PMU If having complaints

05 PMU EVN Every quarter

06 EVN WB Every six months

Table 7.5. Estimated cost for implementation of EMP (VND)

No Item Construction Operation (with a life cycle of 20

years)

1 Mitigation

measures

This cost is included in

the contract made with

the Construction

Contractor

This cost is included in the

operation cost of high-voltage

power network company

2 Monitoring cost

implemented by

PMU’s tec nical

inspector

The cost is included in

the operation cost of

PMU

The cost is included in the

operation cost of Project Operation

Agency

3 Capacity

enhancement cost

58.000.000 160,000,000

TOTAL 58.000.000 160,000,000

This cost will be in the operation

cost of NPC’s Project Operation

Agency

TOTAL 218,000,000 VND

*

Costs of mitigation measures during the construction period and environmental

monitoring performed by the Construction Supervision Consultant shall be included in the

related construction/supervision contract.

VIII. Consultation and declaration of information

In the project preparation period (2010-2011), the following activities have been

performed:

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Activity 1: To study and discuss with the local authority about the location of stretching the

line

Activity 2: To make a survey and site investigation, to prepare EIA and EMP for the Project

Activity 3: To organize the public consultation

Activity 3: To organize the public consultation

The public consultations with the local community were held at 4 locations, namely: Thieu

Trung, Thieu Ly communes in Thieu Hoa district, and in Dong Tien and Dong Xuan

communes in Dong Son district of Thanh Hoa province. The Project owner and the

Consultant team organized and consulted opinions of local people about the Environmental

Management Plan of the subproject for rehabilitation of Ba Che - Nui Mot 110kV power line.

The Project owner and the Consultant team presented the key points to the local community

as below:

Project description: the proposed rehabilitation option, extension of the road at the

stations, and the necessity to build up the projects;

Possible impacts to the environment caused by the project;

Measurements to mitigate impacts.

The participations attending the consultation meetings consist of: representatives of

households to be affected, local governments, social organizations, and local power

authorities. (The list of participants is presented in Attachment 5).

Summary of opinions of the community in the public consultation meetings

Nr Location of

consultation/ time/

number of participants

Opinions presented

1 - Dong Thanh Commune

Office, Thanh Hoa

province

- 07h 30 am, on

09/06/2011

- 20 participants

Highlighted opinions in the meeting

- The power alignment runs through many mid-voltage

lines and communication lines of the commune therefore

when it is constructed, the power and communication shall

be interrupted or cut off. How long will it be interrupted? If

the power is cut off, the local people must be informed in

advance so t ey’ll proactively arrange t eir production and

living activities.

- The household locating closest to the ROW is less than

6m, so, is this distance safe enough to human? Is there any

impact to the electric and magnatic fields and

communication of the household?

- The households locating in the ROW requested the project

owner to ensure the safety of households in the site, and

after the wiring activities, the site will be cleaned up to

ensure the hygiene environment and pre-project view.

2 - Office of Dong Tien

Commune, Dong Son

district, Thanh Hoa

province

- 14h pm on 08/06/2011

- 25 participants

Highlighted opinions in the meeting

- No opinion about the alignment option.

- Noted that the alignment runs through 2 cemeteries of the

Commune so the Project owner has to apply appropriate

measures to mitigate adverse impacts during the

construction.

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Nr Location of

consultation/ time/

number of participants

Opinions presented

- Will the disassembly and removal of transformers in Nui

Mot 110kV station cause oils and wastes leak to

environment?

- Will the project hire local labour for construction? Will

they set up temporary site camps for workers or rent houses

of local people?

- The power alignment mainly runs through the field, so

how will the Project owner compensate the affected

people? During the construction, is is possible for people to

produce, cultivate on the ambient areas? And if possible,

any impacts to their health?

3 - Office of Thieu Trung

commune, Thieu Hoa

district, Thanh Hoa

province.

- 07h30 am on

10/06/2011

- 25 participants

Highlighted opinions in the meeting

When the works is completed, is it possible to cultivate at

the toe of pole? If yes, will the quality, productivity of

crops be affected?

It is required to measure carefully the amount of eucalypts

that will be affected. Any trees that are not affected

siginificantly should not be cut off but trimmed off

branches.

It is required to compensate satisfactorily to affected

people.

It is required not to construct in nighttime. When the pole

base and foundation is constructed, the rock, soil and

materials must be collected and cleaned up in order to avoid

from being washed into on-farm canals when it rains.

Some households locating in the ROW require having

safely appropriate construction methods in order to avoid

dust and noise that will affect human health.

4 - Office of Thieu Ly

commune, Thieu Hoa

district, Thanh Hoa

province.

- 14h pm on 10/06/2011

- 20 participants

Highlighted opinions in the meeting

The alignment runs through 2 tombs in Bac village, so it is

required to have them protected when construction is taken

place.

03 households living in the ROW, so will the health and

safety of these households when the works is constructed

and operated?

The Ba Che 220kV transformer station locates close to

residential area in the commune, so will its extension and

rehabilitation cause dust and pollution to the ambient

environment?

The alignment runs through many mid-voltage lines,

communication lines of the commune, so the construction

needs to cut the power in a long time. Therefore, it is

required to have a reasonable plan for electricity blackout,

not to black it out in peak hours, and people should be

informed in advance in order to allow people to prepare for

their production and living activities.

What agency will be contacted with if people want to seek

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Nr Location of

consultation/ time/

number of participants

Opinions presented

for the project information and the details of the

compensation plan?

The representatives of the Invester and the consulting Company has provided detailed

answers about information concerning the questions posed by local hoseholds and proposed

measures to reduce and overcome them for each concrete case. Making clear the

responsibilities of the Investor when the project is implemented, the mechanism for

supervising the implementation of the Enviroment Management Plan, the time for the

implementation of the project, the erea of the land of the line corridor, etc. at the same

timealso accepting the opinions contributed and shall consider them in oder to update them in

the Enviroment Management Plan (EMP).

Activity 4: Review, revise the EMP based on the contributive suggestions. Continue to receive

feedbacks from the affected households.

Activity 5: Announce the EMP

The EMP in Vietnamese will be disclosed at the offices of the People’s Committees o

Đong T an & Đong Tien communes in Đong Son district, T ieu Trung & T ieu Ly

communes in Thieu Hoa district in Thanh Hoa province. The EMP is also available at the

PMU office.

The EMP in English and Vietnamese will be disclosed at the Vietnam Development

and Information Centre located at 63 Lý T ái Tổ, Hanoi.

The EMP in English will also be sent to the Infoshop of the World Bank in

Washington DC for disclosure.

Activity 6: Public consultation during the construction of the Project

During period of the Project construction, WB supervises the implementation of the

EPM and coordinates with the Investor to organize meeting for consultative opinions from

local authority, NGOs and the affected households on the implementation of the EMP of the

Project. Opinions received (if any) shall be conveyed to the Investor, then the Investor

coordinates with the contractors in order to better implement the EMP or update them in this

EMP(if necessary)

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APPENDIX 1

Map of the site, diagram and images of the actual state of the site where the project is to be

realized

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APPENDIX 2

Summary of consultative information of the community on the environment

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APPENDIX 3

Tor for construction supervision consultant

Overview

The Construction Supervision Consultant will be the provider of engineering services

(“Services” to ensure the effective implementation of the Sub-project EMP.

Scope of Services:

General services as provided by the Construction Supervision Consultant are checking and

inspecting construction activities to ensure that the mitigation measures set forth in the Sub-

project EMP shall be accurately taken and adverse impacts on the environment shall be

mitigated.

On behalf of PMU, the Construction Supervision Consultant shall fulfill the following tasks:

- Execute site inspection on a regular basis;

- Consider the implementation situation of environmental protection measures stated in the

EMP and Contract Documents;

- Consider efficiency of environmental mitigation measures and environmental

implementation of the Project;

- If necessary, take account of acceptability in terms of environmental aspect of

construction method (for temporary and permanent works), relevant design plannings and

submittals. When necessary, the Construction Supervision Consultant shall look for and

recommend the least impact plan on the environment in consultation with the designer, the

Contractor and PMU;

- Appraise the survey results about any nonconformity to the environmental quality and

efficiency of remedial measures; and

- Provide audit results to t e Contractor’s site superintendent in accordance wit

nonconformity procedure set forth in the EMP;

- Instruct the Contractor to execute the remedial actions within the prescribed schedule and

carry out additional supervision if necessary, in accordance with requirements and

sequence of the Contract in case there are any nonconformities and complaints;

- Instruct the Contractor to implement actions to mitigate impacts and comply with the

EMP procedures as requested in case the nonconformity/inconsistency is identified;

- Instruct the Contractor to stop the actions which cause adverse impacts and/or the

Contractor’s ailure to implement requirements o t e MP / carry out remedial actions.

- For the contracts, it will be required to set forth EMP on site (SEMP), the

Construction Supervision Consultant shall consider the last time and make a

recommendation via all the environmental plans at site which are likely to affect the

environment. This task includes but not limits to: dredging areas, borrowed pits and

dumping site areas, camping area of workers. The Construction Supervision Consultant

shall consider and approve SEMP as submitted by the Contractor. If finding that these

plans do not comply with the EMP, EIA or RAP, the Construction Supervision Consultant

shall co-ordinate with PMU and the Contractor to propose a reasonable solution.

- Settlement of complaints: The complaints about environmental violation such as noise,

dust, traffic safety and etc. from the local people will be received by t e Contractor’s site

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staff. The site superintendent or his deputy of the Contractor and the Construction

Supervision Consultant shall have to settle and achieve the solution for such complaints.

The Construction Supervision Consultant shall be provided with a copy of such

complaints and certify that these complaints are settled by the Contractor in a proper

manner, which is similar to the related matter as identified in the site inspection.

- Certification of monthly payment: The Construction Supervision Consultant shall

certify monthly payments for the related activities on the environment performed by the

Contractor.

- Report: The Construction Supervision Consultant shall prepare the following

written reports:

o Report on nonconformities every two weeks

o Report on monthly summaries including issues and main findings from review

and construction activities

o To the end of the Project, the Construction Supervision Consultant shall

prepare a final report which summarizes main findings in its work, a number of

violations, solution and etc. as well as provide consultations and guidance’s on

the implementation form of such tasks in future.

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APPENDIX 4

Appendix………Illustration form for the inspection report of the realization of the Plan

for Environment Control

(Applied to the monthly report of Construction Inspection Consulting to be sent to the Board

of Management of the Project)

Name of the Project:

Place of the Project: Province:

District:

Commune/District town:

Construction Inspection Consulting: pull name

Date of report:

No Parameter Assessment of the

reflections of the

inspection end the

community

Remark/

Petitions

During the time of executing

1 Muddy surface water and land erosion

2 Noisy level around the site and surrounding

population areas

3 Dust

4 Solid waste and the clearance of the site after

execution

5 Control of sanitary and safety conditions for the

workers

6 Traffic disorder

7 Damages to the roads

8 Application of safety measures

9 Control of building materials

10 Control of unused earth and stones

11 Other environmental problems

Operation stage

12 Maintenance of the passage way

Appendix 5

Illustration form for the inspection report of the realization of the Plan for Environment

Control (Applied to the reports of the contractor)

Name of the Project:

Place of the Project:

Name of execution unit:

Initial report or monthly report of the Project:

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Date of report:

No Impacts Reduction measures

realized

Remark

Construction stage

1 Water surface pollution

2 Noises and vibrations

3 Land erosion

4 Air pollution

5 Impacts on agricultural production due to the

temporary requisition of Farmland

6 Traffic disorder

7 Damages to the existing roads

8 Solid waste from earth digging

9 Control of unused earth

10 Impacts on the environment caused by

environmental workers

11 Contradictions between the workers of the

construction works and the local people

12 Health and safety

Name of report maker:

Position:

Address:

Telephone:

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