vr-mail.egcb.com.bd/tender/Minutes of Pre-Bid Meeting_17... · 2017. 10. 26. · Bidder's...

MINUTES OF PRE-BID MEETING

Subject:

Pre-Bid meeting on "Procurement of Design, Supply, and Installation of Haripur 100 MW Liquid FuelPower Plant on Turnkey Basis."

Bid Ref. N o.: 27 .27 .2666. 1 03. 1 0.0 0 l.l7 .2482, Date: 27 September 20 1 7

Date & Time: 17 October 2077;Time: l0:00 Hrs (BST)

Venue: Conference Room, EGCB Ltd., Dhaka, Bangladesh.

Participants: Attached herewith.

As per ITB 7.4 of Section 2: Bid Data Sheet of Volume 1 of 2 of the Bidding document, a Pre-BidMeeting was held on 17 October 2017 at 10:00 Hrs (BST) at Corporate Office, EGCB Ltd., Dhaka,Bangladesh. Potential Bidders were present in the meeting.

A list of the Bidder's Clarification Request and EGCB's responses are attached herewith.

Attachment:

1) Bidder's Clarification and EGCB's responses.2) List of Participants (Meeting Record).

Aq- v"r-

Bidder's Clarification Request and EGCB's Responseon Bidding Document for "Procurement of Design, Supply, and lnstallation of Haripur 100 MW Liquid Fuel Power

Plant on TurnkeY Basis."lnvitation for Bids No.: 27 .27 .2666.1 03.'10.001 .17 .2482, Datet 27 September 2017

Sl. No. Description of Clarification

1

2.3.2: "Average AnnualTurnove/' of 'Section 3-

Evaluation andQualification Criteria"

(Page- I of Section 3 ofVolume 1 of 2 of Bid

Document)

Minimum average annual turnover of US Dollar seventy (70) million calculated as

total certified payments received for contracts in progress or completed, within the

last five (05) years.

We request to For local firms or consortia Minimum average annual turnover of US

Dollar Fifty (50) million calculated as total certified payments received for contracts

in progress or completed, within the last five (05) Years.

Please see theAddendum-01.

Requested to Amendment Minimum Average Annual Turnover of US Dollar thirty

five (35) million.

2

"2.4.1: Contracts ofSimilar Size and Nature"of "Section 3- Evaluationand Qualification Criteria"(Page- 1'l of Section 3 ofVolume 1 of 2 of Bidding

Document)

As per Bidding Document, Participation in at least one (01) contracts that has been

successfully completed ouiside the bidder's own country for engineering, design,

manufacturing inspection, supply, installation, reaction, testing & commissioning olliquid fuel/duel fuel based power stations/Plants on Turnkey basis having capacity ol

50MW or higher (each unit capacity not less than 05 MW) within the last ten ('10)

years which has been in mmmercial operation for a period of at least two (02) years:

Years counting backward from the date of publication of invitation for Bids (lFB) inthe newspaper-

We request to omit the term "outside the biddefs own country" for local firms and

consortia.


Requested to Amendment: Exempted for local Bidders.

Requested to amend:

Participation in at least one (1) contract that has been successfully completedoutside the biddeis country for engineering, design, manufacturing, inspection,supply, installation, supply, installation, erection, testing & commissioning of liquidfuel/duel fuel/ gas turbine based Power Stations/Plants on Turnkey basis having

capacity of 50 MW or higher (each unit capacity not less than 05 MW) within the lastten (1o)years which has been in commercial operation for a period of at least two(02) years; if the lead member of the Bidder, having at least 51% share in the JV, isa Local company who has power plant EPC experience in Bangladesh of at least 50MW or higher in any type of power plant, the requirement for the contract beingoutside the Biddeis country will not be applied.

Requested to include the following criteria for Local Firm or Consortia:

The tenderer himself and/or a Lead member of JVCA shall have the experience ofsupply, erection, installation, testing and commisioning of 1 no Power Plant onTurnkey basis with minimum capacity of 60 MW during last 15 (fifteen) years. ln

support of his experiences, the Tenderer shall submit with his tender for all workperformed by him, detailed evidence that he himself and/or Lead memeber of JVCAhave carried out the desing, manufacture, supply, construction, erection, testing,commisioning and put into commercial operation for minimum one (01) year. lt is tobe noted that Subcontractor's experience into account in determining the Tenderer'scompliance with the qualifying criteria.

Requested to include following documents requirement for the above criteria:

The Tenderer shall submit certificate from the end users on one (0'1) yearsatisfactory performance of the plant to establish the Tenderer's minimum requiredexperience to Tender. This certificate shall mention the name of power plant,number of units, capacity and commissioning date of the power plant (make, model)supplied by the Tenderer, issue date, name and address (telephone/fa/e-mail) ofthe end user duly signed in ihe official pad. Certificates furnished by the Tenderer inthe Tender proposal shall have the information as stated above without suchcertificate, the Tender shall be considered technically non-responsive. Thesecertificates must be notarized or have authentication from the Chamber ofCommerce.

Aq-- 'v-"r-- Paseltl

Bid Clause Ref. EGCB's Reply

Sl, No, I aia clause Ref. Description of Clarification EG

J

For creating a level playing field for all the bidde/s we request you to include th€following terms to the tender as an amendment:

1. Manufacture's original guaranteed heat rate (at alternator end) at site conditior(35'C,1.013 Bar,98% relative humidity), 0.80 generator power factor and at zercpercent tolerance shall be submitted along with the tender.

2. Manufacturer's original guaranteed lube oil mnsumption at site condition ( (35

0C, 1.013 Bar,9BYo relative humidity), 0.80 generator power factor and at zercpercent tolerance shall be submitted along with the tender.


4Clause 2.0.2.'1. 1 (Page-7of Volume 2 ol2 (Paft A)

of Bidding Document)

It is mentioned in the tender documents that light fuel oil transfer pump has to be

supplied whereas it is not required. Because there will be only one 500m3 LFO tank.Please classiff?


E

Clause 2.0.2.3 & 3.3.2.8(Page-g & 35 of Volume2 of 2 (Par1 A) of Bidding

Document)

ln the tender document starting air compressor in mentioned twice, once as a twounit module and again as a two unit module and again as a single units module.Please clariff the requirement is of 3x50% capacity or not?


o

Clause 2.0.2.7.2 &17.10.5 (Page-g & 194 01

Volume 2 of 2 (Part A) ofBidding Document)A2.7.4 (Page-13 of

Section 4 of Volume 1 of2 of Bidding Document)

It is mentioned in the tender that raw water will be received form existing 412MWWTP, so our understanding is deep tube well or river water intake system is nolrequired please confi rm?

As per biddingdocument.

It is possible to find altemative water sources to replace deep wells? Are the deep,vells necessary?

7

Clause 3.3.2.7.1 A &12.2(A) (Page-27 & 121

of Volume 2 of 2 (Part A)of Bidding Document

Please confirm the storage tanks capacity and quantity? Because in the tender

locument both 20,000 m3 14x5ooo; and 15,000 m3 are mentioned. Moreover in the

ayout 2x5000 m3 is shown.


1. How many HFO storage tanks shall be provided?(O or 4)

2. What is the capacity of each HFO storage tank? (7000 m3 or 5000 m3)

Bidder needs to be clarified from EGCB which one is correct the capacity of HFO

lay tanks. (1000 m3 or'15000 m3;, The capacity is understood 1000m3.

ICIause 3.3.2.14 (Page-39of Volume 2 of 2 (Par1A)

of Bidding Document

HFO Buffer/Settling tank is not mentioned in the tender document, which is requiredlor the better performance of the engine's and plant. We request you to include thislank also.

Please see theAddendum-O1.

9

Page-3 ofvolume 2 of 2(Part A) of Bidding

Document

Please mention the fault levels of PGCB Haripur Grid Sub-stations 230 kV Busbar?

50 kA.

Please provide the Fault levels of exisiting Haripur Grid Sub-Station's 230 kVBushar.

10Section 6 of Volume 2 of

2 (Part A) of BiddingDocument

Please confirm, 230 kV switchgear will be 01 no's or as required?As per bidding

document.

11

Section 5 of Volume 2 of2 (Part A) of Bidding

Document

Please conflrm, 230 kV Step-up transformer will be 01 no's or as requred?

One (01) three phasestep-up transformer asspecified in the bidding

document.

According to bidder's knowledge and experience, appying one(1) set of step-up:ransformer will be hard pressed in medium voltage ('1 1kV) bus system because anncreasing 1 1kV bus fault current value is big burden in bus system.Bidder would like to raise his own clarification for the concept of two(2) step-up:ransformer and one (1) HV outgoing feeder. Can bidder do this?

12Please mention, Alternative Auxiliary power source need to be established for whichceriod & how'?

One (01) AlternativeAuxiliary power sourceneed to be permanentlyestablished from near-

by REB sub-station.

13Clause 6.2.5 (4) (Page-

75 of Volume 2 ot 2 (PafiA) of Bidding Document

t is mentioned in the iender documents that LA rating is '126kV- Our understandings for 230 kV lightning arrestors the ration should be higher. Please clarify?


At- .U4-Page2lT

Sl. No. Description of Clarification

14

Clause 2.2.'l & 6.4.3(Page-1 1 & 79 of Volume2 ot 2 Qart A) of Bidding

Document

As per tender doc, section 2.2.1, page 11,230kV XLPE underground cable is

required for power evacuation, thus our understanding is 230LV over head line is no1

required, please clarify?

230kV over head line isnot required as

undeground cable willbe used for power

evacuation as specifiedin the bid document.

4F

Clause 1 1.1 (Page-1 15 olVolume 2 of 2 (Part A) of

Bidding Document)

As per tender doc, 125V DC is required for emergency light. Our understanding is

we can take the DC supply from the batteries supplied at any voltage rating, pleas€

conflrm?Emergency lighting shallbe insialled from the DC

system provided withthe plant.

16

The rated voltage of DC power supply system may be 1 10v ot 125V? There are twc

different DC voltage levels in the bidding. We suggest to use DC 110V, pleas€

clarify

17

..SCHEDULE.A:

GUARANTEES" (Page-2of Volume 2 of 2 (Part B)


Details of auxiliary consumption of the essential equipments which are required forrunning of the plant in both installed and running condition shall be submitted.Tenderer will evaluate auxiliary consumption to determine bidder's guaranteed heatrate which is subject to LD.


18

Page-4 of Section 4 ofVolume 1 of 2 of Bidding

Document

We would like you to add the provision of accepting discount rate given in the covelletter based any kind of price fluctuation in the detailed price (both local & foreigrcurrency)

Please refer to theprovision provided in

ITB 26 of Section 1 ofVolume 'l of 2 of thebidding document.

19

Page-54-56 of Section 4of Volume 1 of 2 ofBidding Document

With form FIN-2, 3 & 4 we need to submit "proper certificate from appropriatebody/lnstitution" Please specity the documents.


20

Clause 1.3.6 of Section 3(Page-4 of Section 3 of

Volume 1 of 2 of BiddingDocument) and

SCC 26.2 (c) of Section 8(Page-7 of Sectlon 8 of

Volume 1 of 2 of BiddingDocument)

Average heat rate formula is H=H+100%x0.3 +H75%x0.4+H50%x0.3 whereas irclause 26.20 page 8-7 of section 8, vol 1 of 2 For LD the formula is Hg(W)=

Hg 1 00%x0. 7+ Hg7 5o/ox0.2+Hg50o/ox0. 1 Please clarify which on wi I I Prevail?

Both will prevail in therespective cases as per

bidding document.

21

Clause 1.3.6 of Section 3(Page-4 of Section 3 of

Volume I of 2 of BiddingDocument) and

SCC 26.2 (c) of Section I(Page-7 of Section 8 of


As there will be hardly any possibility of running each generating set at below 75ol

load, inespective of any plant load factor, thus we would like to request to considetthe heat rate for partial load wiih reference to plant load factor.So, the clause can be replaced by:

"H= Average weighted heat rate of the plant (100o/o, 75o/o and 50% load at Sit€

Condition) in KJ/kWh

=H100%x0.3 + H75%x0.4+H50%x0.3 KJ per kWh."


Sl No. 18 of IFB and ITB24.1 of Section 2 (Page4of Section 2 of Volume '1

of 2 of BiddingDocument)

Sonsidering the quantum of work involved, we request to extend the bid submissionlate by atleast 2 weeks from 1611112017 to prepare and submit our impressive bid..e. 3011112017. Submission date shall

be 16-November-2017as specified in the lFB.i weeks extension in bid submission from the date of receipt of prebid quer\

'esponse. This will allow submission of fully compliant and competitive bids.

Clause 2.0.2.9, 3.3.2.7.1,12.2

(P age - 1 0,27 -28, 1 21 - 1 22of Volume 2ot2(ParlA)


1. what is the way of HFO & LFO bunkering? (River. Shore or road way) Reply b1

owner:2. if Fuel (HFO &LFO) is bunkering form riverside or shore side, is the constructiorof scope of the bidder?Reply by owner:3. Has the Haripur 412 MW CCPP been completed already?Reply by owner:4. Is the tuel piping through Haripur 412 MW CCPPplant area within the scope of the bidder?

1. RiveMay.2. Jetty/pontoon shall be

constructed by thebidder as specified in

the bid document.3. Completed.

4. Yes, as specified inthe bid document.

24

Clause 18.5.1(Page-207 of Volume 2 ol

2 (Part A) of BiddingDocument)

According to "carbon structural steel", GB/T 700-2006, China Steel Q275 can meet:he requirements of the tender. Due to the fact that the structure of the project issingle and load is small, Q235 can be used instead of Q275?


)q

1. lf the tenderer does not provide geological information for this project or forreference will the geological information be uniformly assumed?2. lf the geological information are not unified, the geological information is assumedby the bidder themselves, and amended in the later design.

It is Bidder'sresponsibility.

r_, . Q L(--Page 317


Sl. No. Bid Clause Ref. Description of Clarification

loPage-11-12 ofVolume 2of 2 (Part A) of Bidding

Document.

1. ls the outgoing line ftom power plant to the Haripur grid substation in tender'sscope?2. Please clariry the quantity of outgoing line. Single 230kV line or double 230kVlines?

1. Yes.2. Single Circuit 230kV,3 nos. single core cablewith 01 spare cable as

specified in the biddocument.

27Clause 4.3.4 (Page-49 ofVolume 2 of 2 (Part A) of

Bidding Document.)

Max 50 kV, 1 sec available according io ABB?SIEMENS and chinese manufacture.So we cannot select suitable generator circuit breaker. We suggest to use twogenerator busbar and use Max 50kA breaker, each three generators connect withone busbar and one step-up transformer.


zo Please help collect site topography, hydrological data, climatological data.It is Biddefs

responsibility

29

Clause 17.10.3 (Page-194 of Volume 2 of 2(Part A) of Bidding

Document.)

Please help confirm that the maximum spacing of fire hydrant is 60mm or 60m?Please see theAddendum-01.

30Please help collect the distrbution data of existing and planned groundwater intake

structures, design and planned water intake capacityIt is Bidder's

responsibility.

Please help collect Watershed water system condition, hydrographic characteristics,hydrographic station distribution, test items, service life and elevation datum.


Please help collect 1% and 0.1ok (frequency) highest water level or flood controlwater level; 97% and 99%(guarantee rate) lowest water level and 97o/o low waterlevel in summer, annual monthly highest, average and lowest water level, designwaterlogging level.


JJ

When water source is a river, please help collect annual river course situation mat(1:10000 or 1:25000); anunual river bed topographic map and navigation chnnel bec

topographic map (1:5000 -1:10000); river course topographic map of water intak€

and discharge outlet area (1:1000 or 1:2000), measured to above 0.1% (frequencyl

maximum water level.


34Please help Collect the water Analysis Sheet of water intake nearby 412MW CCPP.(one sheet for each month for annual year)


35

tTB 11 .2 (k) (v) of"Section 2- Bid DataSheet" (Page- 2 of

Section 2 of Volume I of2 of Bidding Document)

Could the bidder provide country of origin declarations instead of ceftificate oj

country of origin? Or provlde both?Please see theAddendum-01.

36

ffB 22.2 of "Section 2-Bid Data Sheet" (Page- 4of Section 2 of Volume 1


Should this power ofattorney be notarized or aftested to by an appropriate authorit)in the Biddeis home country?

Power of Attorney shallbe as specfied in the bid

document.

2,7

Sl No. 25 of IFB and SCC8.2 of Section 8 (Page-3of Section 8 of Volume 1


A timelimit of completion is requested to be increased to 540 days instead of 30C

days from the effective date because normally the ex-works delivery from variousmain equipment OEM's will not be less than 300 days. After that there is transporland l&C works to be dine by the EPC contractor.


38

2.3.2: "Average AnnualTurnove/' of "Section 3-

Evaluation andQualifl cation Criteria'

(Page- 9 of Section 3 ofVolume 1 of 2 of Bid

nnar rmanf\

ln case of JV Amendment is requested to relax the reqirement is requested to rela)the requirement for the lead partner to 25% and for each partner to 1 5%.


39

'2.4.1: Contracts ofSimilar Size and Nature'of 'Section 3- Evaluationand Qualifi cation Criteria"(Page- 11 ofsection-3 ofVolume 1 of 2 of Bidding

Document)

Amendment is requested to relax both the criteria a and b to Any partner instead o1

Lead Partner.As per bidding

document.

40

Appenorx 1 ot tjectton I(Page- 6 of Section 9 ofVolume 1 of 2 of Bidding

n^^' 'mah$

Amendment is requested to increase the 60% payment to 65% and decrease th€last 10% payment of CIP amount to 5%.


\---j-t*-Page 417

EGCB's Reply

ct Bid Clause Ref. Desription of Clarification

41

Appendix 1 of Section 9(Page- 6 of Section 9 ofVolume 1 of 2 of Bidding

Document)

Amentdment is requested the increase the 60% payment lo 75o/o and decrease thelast 1 0% payment of EXW amount to 5%


Appendix 1 of Section 9(Page- 7 of Section 9 ofVolume 1 of 2 of Bidding

Document)

Amentdment is requested to increase the 70% payment to 75% and decrease th€

last 10% payment amount to 5%.

The above amendments are proposed because of the fact that 10% retentioramount is not reasonable for a 2 year warranty period to be agreed by the bidder


43

SCC 26,2 of Section 8(Page- 6-8 of Section 8

of Volume 1 of 2 ofBidding Document)

Amendment is requested to decrease the maximum LD under each item from (a tc

d) to3% and Cumulative LD for all items to maximum 5% of the contract price.As per bidding

document.

44

SCC 26.4 of Section 8(Page- 8 of Section 8 ofVolume 1 of 2 of Bidding

Document)

We request if the bidder is taking suitable action to attend to fault and the downiimeis due to spares arrangement from outside Bangladesh, and the bidder is taking allnecessary steps to anange the same on priority, a penalty on the bidder should notbe imposed.


45

SCC 30.1 of Section I(Page- 9 of Section 8 of


Amendment is requested to decrease the multiplier of the contract price to 1.00 from1 .1 0 as per international bidding practice.


46Page-3 ofvolume 2 of 2

(Part A) of BiddingDocument.

We think that the 230 kV Material/equipment including the power plant only, nolncluding the 230 kV PGCB Haripur Grid Sub-Station. ls right?

The equipmenu materialfor 230 kV shall have to

be supplied both forpower station and Grid-

end as per biddingdocument.

47Clause 2.0.2.7 .2 (Page-gof Volume 2 ot 2 (ParlA)of Bidding Document.)

The distance from the power plant to 412 MW CCPP? And can you offer the wateranalysis?

It is Bidder'sresponsibility

48Clause 2.0.2.9 (Page-1 0

of Volume 2 ot 2 (Parl A)of Bidding Document.)

Ihe distance from the power plant to 412 MW CCPP? The drstance about from theJetty to the stroage tank?

It is Bidder'sresponsibility

49Clause 2.2.1 (Page-1 1 ofVolume 2 of 2 (Part A) of

Bidding Document.)

The distance from the power piant to existing Haripur 230 kV Grid sub-Station?

One spare core (3+1) with necessary hardware from unit transformers to grid, th€grid means existing Haripur 230 kV Grid Sub-Station?

The distance fromproposed power station

to 230kV Grid Sub-station is approximately

500 meter- But it isBiddel,s responsibility to

confirm the exactdistance through field

visit.

50Clause 3.1 (Page-23 of

Volume 2 of 2 (Part A) ofBidding Documenl)

Which is power factor 0.8 or 0.58 in the guarantees? As per biddingdocument.

Clause 3.3.2.7.3 (Page-29 of Volume 2 of 2 panA) of Bidding Document.)

Two fuel feeder units means one for main use and the other for standby? Eachfeeder units with two feeder pump, means one for main use three for standby.We think too much standby pump.


52Clause 2.2.2 (Page-12 ofVolume 2 of 2 (Part A) of

Bidding Document.)Please clarify the Vector Group in Ynd'1 or Ynd11?

For Step-upTransformer, it is Yndl

and for stationtransformer, it is Yndl1

as per biddingdocument.

Clause 4.3.1 & 4.3.4(Page-47 & 49 of Volume2 of 2 (Part A) of Bidding

Document.)

Can we chose vacuum breaker, draw out type?As per bidding

document.Please see also the

Addendum-01.

Bidder needs to be clarified from EGCB for generator circuit breaker type whethercidder can propose VCB draw out type instead of SF6 draw out type which ismandatory requirement.

54Clause 9.1 (Page-101 ofVolume 2 of 2 (Part A) of

Bidding Document.)The cables directly buried in the ground are armoured only


55Clause 2.2.2 (Page-12 olVolume 2 of 2 (Part A) of

Bidding Document.)Please confirm wether the value of 650 kV and 275 kV are correct or not?


n .0 nn-- Page 517

Sl. No. Description of Clarifi cation

(AClause 4.3.4 (Page-4g ofVolume 2 of 2 (Part A) of

Bidding Document.)

Please verifo the rated current 1 0 kA of circuit breaker for generator swithgcar.

We recommend that the rated curent should be calculated during the details design.

10 kA as specified in thebidding document.

57Clause 5.1 . 1 (3) (Page-

57 of Volume 2 of 2 (PartA) of Bidding Document.)

28kV is correct or not?28kV as specified in the

bidding document.

58

Clause 2.3 & 5.4 (Page-14 & 63 of Volume 2 of 2

(Part A) of BiddingDocument.)

The neutral grounded of station transformer is solidly grounded according to clause2.32)tvto (2) sets if station transformer, section 2 scope of work, volume 2 of 2 (pan

A), Please verify grounding method of station transformers.


59Clause 17.1.3 (Page-169of Volume 2 ot 2 Qan A)of Bidding Document.)

Can the owner provide us with geological reports of adjecent areas anc

corresponding ground treatment instructions so as to fit the local soil quality best?It is Bidder's

responsibility.

bUClause 17,1.7 (Page-170of Volume 2 ot 2 (Parl A)

of Bidding Document.)

ln view of the overseas works that our company has done all adopt the chinesestandard, can the engineering design adopt the chinese standard as well.


otClause 20.3 (Page-236 01

Volume 2 of 2 (Part A) ofBidding Document.)

lhe single line diagram is specified no tranformer, we think one (1) tranformer is no1

enough, is the single line diagram just for reference?

We will confirm the numbers of step-up transformer and station transformetaccording to actual situation.

The single line diagram specified only single busar for 230 swichyard. Please clarif)lhe 230 kV Swichyard is single or double busbar?


62n the bidding documents, it said this 100MW plant need to supply power to 412MWclant in some situations. We need to know detail for this request: Number of circuits,y'oltage level and capacity of power source.

Scope specified in thebidding document.

bJ

Clause 17.3 (Page-171-174 ofVolume 2 of

2 (Part A) of BiddingDocument

As we discuss in the pre-bid meeting, please confirm that we need backfill the site tothe El. of 412MW plant.


64Please confirm whether removing of Towers, plants and waste in the site and siteexcavation belongs to the EPC Contractor's scope.

Only 132 kV & 33/1 1 kVTowers will be removedby owner and other areBidder's responsibility.

65Please confirm whether the construction and installation work of water intake anddischarge facilities in the 4'12MW plant is in EPC Contractor's scope.


66For construction of this 100MW Plant, can we use any area outside this planlboundary to build temporary buildings, stock materials and equipment? PleasespecifrT the area location if we can use.


67

As we visit on site, the access road condition is very bad, any possible io use the412MW plant road and the river to transport huge equipment? or any possible toimprove the road condition in future, or built new access road? And does this workbelong to EPC contractor's work?

For Heavy Equipmenthandling, 412MW

plant's road can beused.

68 Please define the gradation of surface pollution for electric equipment type selection.Please follow the

bidding document.

69Bidder needs Auto-Cad file for the intended 100MW power plant generalarrangement (GA) of Haripur site. Can bidder obtain it to make proposal?


70Bidder needs the previous soil investigation data for his reference. Can bidder obtairit to make proposal?

It is Bidder'sResponsibility as perbidding document.

71

Existing 230kV Gantry structure was built in the intended site area.Please clarify the scope of work for relocation or transferring work of the structur€and land compesation, if required. Please clarify who will be responsibility eitherEGCB or Bidder.

There is no 230kVGantry structure in the

project site.

72 Bidder needs the information of Haripur 230kV substation communication type ancstandard code. Can bidder obtain it io make proposal? Bidder's Responsibility.

Bidder needs the information of the specification and drawings and below requiredcommunication input/output with HMI- Heavy faulUAlarm (Hard wire)- Substation bay: On/Off/Fault (GCB, DS) (Hard wire)


tr-. .["-- Page 617


SL No. Description of Clarifi cation iP!*::,:::,,:,:.:,,:

74Bidder needs to be clarified from EGCB whether bidder can propose unit enclosur€type for each engine generating units instead of common enclosure (engine houseltype.

Common enclosure(engine hall) is required.

Clause 4.3.2 & 4.3.4(Page48 & 49 of Volume2 ol 2 (Paft A) of Bidding

Document.)

Bidder needs to be clarified that the fault current rating of switchgear should b€

decided by the calculation report of bidder instead of 80 kA (rms)As per bidding

document.

76

Bidder needs to be clarified that whether the earth fault current should be 10 kA ot

not andNeutral Earthlng Transformer is mandatory requirment or only installation of NGR is

also acceptable.

As per biddingdocument-

77

Clause6.1.1 &6.2.1(Page-67 of Volume 2 of

2 (Part A) of BiddingDocument.)

Bidder needs to be clarified that HV system short circuit current for one(1)second or

three(3) seconds

Design condition and Fillup sheet data : one ('t) second.Each equpment of 230kV substation specification: three (3) seconds.


toClause 7 .2.2 (Page-85 ofVolume 2 of 2 (Part A) of

Bidding Document.)Bidder needs to be deflned the dual face type motor control centre


79

SCC 8 of Section 8 (Page

3 of Section 8 of Volume1 of 2 of Bidding

Document)

Bidder needs to be clarified from EGCB which one is correct the liquidated damagesfor completion time.

1. Time for Completion for parts of the Facilities: Not Applicable2. "the relevant part thereof for each day of default."

According to bidder's experience and international standard, No.2 is muchreasonable.


80

Sould you please check and let us know if original excel file and/or word file of:ender data sheets can be obtained or not.Ctherwise, we shall do typing format of data sheets. ln this case, we will spend ar'aluable time.

3iddlng Document in pdfbrmat which is available

in EGCB's websitecould be converted into

word format whererequired.

a--.? ?"r--

Page 717

Bid Clause Ref.

t/

MEETING RECCIRD

Meeting on : qfttg boo ({"BsB qtr,.4{p-s GB6. ftgfs re fr:ffe.f* q[WT qTq<H,Ttr q3'l6;r qrf qlm preBid Meeting.

Date : 17^1$-2fr17 FacElitatorlGhair:Duration : From: a.m"/p.m"

To : a.m./p.m.

st"No"

Name of the Participant 0rganization, Departmentand designation

Signature of theparticipant

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