H4042-14A final report - Dorset · PDF filereport no h4042-14a dinah’s hollow, melbury...

Report No H4042-14A DINAH’S HOLLOW, MELBURY ABBAS PHASE 2 GROUND INVESTIGATION FACTUAL REPORT ON GROUND INVESTIGATION Carried out for: Dorset County Council Engineer: Parsons Brinkerhoff October 2014

www.esg.co.uk Environmental Scientifics Group Limited

Reg office: ESG House, Bretby Business Park, Ashby Road, Burton upon Trent, DE15 0YZ Incorporated in England: 02880501

Issue No Date Details 1 October 2014 Final Report

The title to this report is vested in the Employer named but title to copyright is retained. The Contracts (Rights of Third Parties) Act 1999 does not apply to the contract with the Employer and the provisions of the said Act are hereby excluded.

DINAH’S HOLLOW, MELBURY ABBAS – PHASE 2 GROUND INVESITGATION FACTUAL REPORT ON GROUND INVESTIGATION

Unit 15, Crosby Yard, Wildmill, Bridgend

CF31 1JZ Tel: +44 (0) 1656 646 588

Email: [email protected]

Report No: H4042-14A

Date: October 2014

Environmental Scientifics Group

Employer: Dorset County Council County Hall Colliton Park Dorchester DT1 1XJ

Engineer: Parsons Brinkerhoff Queen Victoria House Redland Hill Bristol Avon BS6 6US

October 2014 Report No H4042-14A Issue 1 Page 1 of 7

C O N T E N T S

Page 1 INTRODUCTION 2 2 THE SITE AND GEOLOGY 2 2.1 The Site 2.2 Published Geology 3 FIELDWORK 3 3.1 General 3.2 Exploratory Holes 3.3 Instrumentation and Monitoring 3.4 In Situ Testing 4 GEOTECHNICAL LABORATORY TESTING 5 REFERENCES 7 ENCLOSURES A EXPLORATORY HOLE RECORDS B INSTRUMENTATION AND MONITORING C IN SITU TESTING D GEOTECHNICAL LABORATORY TEST RESULTS E PHOTOGRAPHS F DRAWINGS


1 INTRODUCTION

In June 2014 Environmental Scientifics Group (ESG) was commissioned by Parsons Brinkerhoff

(PB), on behalf of Dorset County Council (DCC), to carry out a ground investigation at Dinah’s

Hollow, Melbury Abbas. The investigation was required to obtain geotechnical information for a

slope stability assessment.

The scope of the investigation, which was specified by PB, comprised dynamic sample with rotary

core follow-on boreholes, in situ testing and laboratory testing. The investigation was carried out in

accordance with the contract specification, Eurocode 7 and relevant related standards identified

below (see also References). The fieldwork was carried out between 4 July and 3 August 2014.

This report presents the factual records of the fieldwork and laboratory testing. The data is also

presented separately in digital format following AGS (2005).

A previous investigation had been carried out by Structural Soils (Report No 728347

dated September 2013). A copy of their borehole logs and site plan was made available to ESG by

PB at the outset of the current investigation.

2 THE SITE AND GEOLOGY

2.1 The Site

Dinah’s Hollow is a road situated in the village of Melbury Abbas, approximately 3 km south east of

Shaftesbury and approximately 6 km north of Iwerne Minster, see Site Location Plan in

Enclosure F. The site is at National Grid reference ST882205.

The linear site is approximately 450 m in length and comprises a macadam highway, referred to as

Dinah’s Hollow, trending in a north-south direction and two steeply dipping slopes located

immediately to the east and west of the highway. The slopes dip towards the highway such that it

is located in a cutting.

The site is bound by open agricultural fields in all directions.


2.2 Published Geology

The published geological map covering the area, BGS Sheet 313 (1994), shows the site to be

underlain by strata of the Upper Greensand Formation, of Cretaceous age.

Dinah’s Hollow descends in elevation from north to south, passing from the outcrop of the Boyne

Hollow Chert Member in the north, down through the underlying Shaftsbury Sandstone Member in

the central part of the site, onto the outcrop of the underlying Cann Sand Member at the southern

end of the site. Based on information given in the BGS memoir for Sheet 313 (BGS, 1995), these

units can be summarised as follows:

Boyne Hollow Chert Member: Glauconitic quartz SAND and SANDSTONE with cherty and

siliceous concretions and local beds of chert up to 0.6 m thick.

Shaftesbury Sandstone Member: Alternating beds of glauconitic SAND and weakly calcite-

cemented and glauconitic SANDSTONE, capped by beds of

hard, shelly, well-cemented, glauconitic SANDSTONE

(‘Ragstone’).

Cann Sand Member: Fine-grained, locally micaceous SAND and very weakly

cemented SANDSTONE

At the southern end of the site the Cann Sand Member is overlain by a narrow strip of Alluvium,

that coincides with the stream situated at the base of the valley.

The geology map also shows the presence of two parallel faults, trending SW-NE and downthrown

to the east, approximately 0.5 km and 1.0 km to the west of the site.

3 FIELDWORK

3.1 General

The fieldwork was carried out in general accordance with BS 5930+A2 (2010), BS EN 1997-2

(2007) and BS EN ISO 22475-1 (2006).


The exploratory hole and in situ test locations were selected by PB. The locations were set out

from local features. The co-ordinates and reduced levels of the borehole locations were surveyed

by JV Survey to National Grid and Ordnance Datum. The exploratory hole locations are shown on

the Site Plan in Enclosure F.

3.2 Exploratory Holes

The exploratory holes are listed in the following table.

SUMMARY OF EXPLORATORY HOLES

TYPE BOREHOLE ID MAXIMUM DEPTH (m) REMARKS

Dynamic sampled BH2-1 7.95



Dynamic sampling with rotary core follow on BH2-4 11.95



Dynamic sampling with rotary core follow on BH2-7 17.00

The boreholes were generally formed by dynamic sampling, supplemented as appropriate by

rotary coring methods. Coring was carried out in BH2-4, from 9.00 m to 10.50 m depth and in BH2-

7 from 10.20 m to 11.70 m depth and 12.50m to 17.00m depth.

The exploratory hole records are presented in Enclosure A and should be read in conjunction with

the Key which is included in that enclosure. The records provide descriptions of the materials

encountered in accordance with BS EN ISO 14688-1 (2002) and 14689-1 (2003), for soils and

rocks respectively, as amplified by BS 5930+A2 (2010). The records also give details of the

samples taken together with observations made during drilling.

Standard penetration tests (SPT) were carried out in accordance with BS EN ISO 22476-

3:2005+A1 (2011) and the results are included on the borehole record. The SPT hammer energy

ratio calibration certificate is also included in Enclosure A.

Photographs of the recovered cores and dynamic sampling liners are presented in Enclosure E.


On completion of the fieldwork geotechnical samples were transported to the Bridgend office of

ESG for temporary retention, with those required for testing being transferred to Soil Engineering’s

Geotechnical Laboratory in Leeds and ESG’s in-house laboratory at Burton upon Trent.

3.3 Instrumentation and Monitoring

The instruments installed in the exploratory holes are shown on the logs and detailed in

Enclosure B. Records of groundwater monitoring carried out by ESG after the fieldwork period are

also presented in Enclosure B.

3.4 In Situ Testing

In situ testing was carried out in accordance with the relevant standards as tabulated below. The

testing is summarised in the following table and the results are presented in Enclosure C.

SUMMARY OF IN SITU TESTING

TYPE QUANTITY REMARKS

Soil Resistivity Testing 14 BS 1377 (1990)

Soil resistivity testing was undertaken in the bank at specified chainage points adjacent to the

Dinah’s Hollow highway. The chainage points were specified by PB.

4 GEOTECHNICAL LABORATORY TESTING

The testing was scheduled by PB and was carried out in accordance with BS 1377 (1990) unless

otherwise stated. The testing is summarised below and the results are presented in Enclosure D.

SUMMARY OF GEOTECHNICAL LABORATORY TESTING

TYPE REMARKS

Moisture Content Determination 23 no.

Atterberg Limit Determination 15 no.

Particle Size Distribution Analysis 2 no.

pH, Acid and Water Soluble Sulphate Content and Total Sulphur of Soils

15 no. Test methods are BS 1377 or others recognised in BRE Special Digest 1 (2005); they are indicated on the results report sheets in Enclosure D.

Consolidated Drained Triaxial Compression Testing with Volume Change Measurement 8 no.


Prepared By A Putt BSc (Hons) FGS

Reviewed By M Martin BSc (Hons) MSc FGS

Approved for Issue By Lynne Llewellyn BSc (Hons) FGS


REFERENCES

AGS : 2005 : Electronic transfer of geotechnical and geoenvironmental data (Edition 3.1 including addendum May 2005). Association of Geotechnical and Geoenvironmental Specialists.

BGS England and Wales Sheet 313 : 1994 : Shaftesbury. 1:50 000 geological map (solid and drift). British Geological Survey

BGS : 1995 : Memoir for 1:50 000 geological sheet 313 (England and Wales). Geology of the country around Shaftesbury. British Geological Survey

BS 1377 : 1990 : Methods of test for soils for civil engineering purposes. British Standards Institution.

BS 5930+A2 : 2010 : Code of practice for site investigations (Amendment 2). British Standards Institution.

BS EN 1997-2 : 2007 : Eurocode 7 - Geotechnical design - Part 2 Ground investigation and testing. British Standards Institution.

BS EN ISO 14688-1 : 2002 : Geotechnical investigation and testing - Identification and classification of soil - Part 1 Identification and description. British Standards Institution.

BS EN ISO 14689-1 : 2003 : Geotechnical investigation and testing - Identification and classification of rock - Part 1 Identification and description. British Standards Institution.

BS EN ISO 22475-1 : 2006 : Geotechnical investigation and testing – Sampling methods and groundwater measurements - Part 1 Technical principles for execution. British Standards Institution.

BS EN ISO 22476-3:2005+A1 : 2011 : Geotechnical investigation and testing - Field testing - Part 3 Standard penetration test. British Standards Institution.

October 2014 Report No H4042-14A Issue 1 Enclosure A

ENCLOSURE A

EXPLORATORY HOLE RECORDS

Key to Exploratory Hole Records Key

Hammer Energy Ratio Report Calibration certificate for AB1

Borehole Logs BH2-1 to BH2-7

Notes: See report text for full references of standards

Project

Project No. Carried out for

Dinah’s Hollow, Melbury Abbas Phase 2 Ground Invest igation

H4042-14A Dorset County Council

Key Sheet 1 of 2

Key to Exploratory Hole Records

SAMPLES Undisturbed U UT TW P L CBR BLK CS AMAL

Driven tube sample Driven thin wall tube sample nominally 100 mm diameter and full recovery unless otherwise stated Pushed thin wall tube sample Pushed piston sample Liner sample (from Windowless or similar sampler), full recovery unless otherwise stated CBR mould sample Block sample Core sample (from rotary core) taken for laboratory testing Amalgamated sample

Disturbed D B

Small sample Bulk sample

Other W G ES EW

Water sample Gas sample Environmental chemistry samples (in more than one container where appropriate) Soil sample Water sample

Comments Sample reference numbers are assigned to every sample taken. A sample reference of 'NR' indicates that attempt was made to take a tube sample, however, there was no recovery. Monitoring samples taken after completion of hole construction are not shown on the exploratory hole logs.

TESTS SPT S or SPT C IV HV PP KFH, KRH, KPI

Standard Penetration Test, open shoe (S) or solid cone (C) The Standard Penetration Test is defined in BS EN ISO 22476-3 (2005). The incremental blow counts are given in the Field Records column; each increment is 75 mm unless stated otherwise and any penetration under self weight in mm (SW) is noted. Where the full 300 mm test drive is achieved the total number of blows for the test drive is presented as N = ** in the Test column. Where the test drive blows reach 50 the total blow count beyond the seating drive is given (without the N = prefix). in situ Vane shear strength, peak (p) and remoulded (r) Hand vane shear strength, peak (p) and remoulded (r) Pocket penetrometer test, converted to shear strength Permeability tests (KFH = falling head, KRH = rising head; KPI = packer inflow); results provided in Field Records column (one value per stage for packer tests)

DRILLING RECORDS The mechanical indices (TCR/SCR/RQD & If) are defined in BS 5930+A2 (2010)

TCR SCR RQD If

Total Core Recovery, % Solid Core Recovery, % Rock Quality Designation, % Fracture spacing, mm. Minimum, typical and maximum spacings are presented. The term non-intact (NI) is used where the core is fragmented.

Flush returns, estimated percentage with colour where relevant, are given in the Records column CRF AZCL NR

Core recovered (length in m) in the following run Assessed zone of core loss Not recovered

GROUNDWATER

Groundwater strike Groundwater level after standing period

Notes: See report text for full references of standards

Project


Dinah’s Hollow, Melbury Abbas Phase 2 Ground Investigation


Key Sheet 2 of 2

Key to Exploratory Hole Records

INSTALLATION

Standpipe/ piezometer

SP SPIE PPIE EPIE

Inclinometer or Slip Indicator

ICE ICM SLIP

Settlement Points or Pressure Cells

ESET ETM EPCE PPCE

Details of standpipe/piezometer installations are given on the Record. Legend column shows installed instrument depths including slotted pipe section or tip depth, response zone filter material type and layers of backfill.

The type of instrument installed is indicated by a code in the Legend column at the depth of the response zone: Standpipe Standpipe piezometer Pneumatic piezometer Electronic piezometer

The installation of vertical profiling instruments is indicated on the Record. The base of tubing is shown in the Legend column.

The type of instrument installed is indicated by a code in the Legend column at the base of the tubing: Biaxial inclinometer Inclinometer tubing for use with probe Slip indicator

The installation of single point instruments is indicated on the Record. The location of the measuring device is shown in the Legend column.

The type of instrument installed is indicated by a code in the Legend column: Electronic settlement cell/gauge Magnetic extensometer settlement point Electronic embedment pressure cell Electronic push in pressure cell

INSTALLATION LEGENDS

A legend describing the installation is shown in the rightmost column. Legends additional to BS5930 are used to describe the backfill materials as indicated below.

Arisings Concrete Grout Bentonite Sand Gravel Macadam

NOTES 1

2

3

4

5

6

7

8

Soils and rocks are described in accordance with BS EN ISO 14688-1 (2002) and 14689-1 (2003) respectively as amplified by BS 5930+A2 (2010).

For fine soils, consistency determined during description is reported for those strata where undisturbed samples are available. Where the logger considers that the sample may not be representative of the condition in situ, for whatever reason, the reported consistency is given in brackets. The reliability of the sample is indicated by Probably or Possibly as appropriate. Hence (Probably firm) indicates the logger is reasonably confident of the assessment, but (Possibly firm) means less certainty. Where the samples available are too disturbed to allow a reasonable assessment of the in situ condition, no consistency is given.

Evidence of the occurrence of very coarse particles (cobbles and boulders) is presented on the logs, however, because of their size in relation to the exploratory hole these records may not be fully representative of their size and frequency in the ground mass.

The declination of bedding and joints is given with respect to the normal to the core axis. Thus in a vertical borehole this will be the dip.

The assessment of SCR, RQD and Fracture Spacing excludes artificial fractures

Strata legends are in accordance with BS 5930+A2 (2010).

Water level observations of discernible entries during the advancing of the exploratory hole are given at the foot of the log and in the Legend column. The term "none observed" is used where no discrete entries are identified although this does not necessarily indicate that the hole has not been advanced below groundwater level. Under certain conditions groundwater cannot be observed, for instance, drilling with water flush or overwater, or boring at a rate much faster than water can make its way into the borehole (ref BS5930+A2:2010, Clause 47.2.7). In addition, where appropriate, water levels in the hole at the time of recovering individual samples or carrying out in situ tests and at shift changes are given in the Records column.

The borehole logs present the results of Standard Penetration Tests recorded in the field without correction or interpretation. However, in certain ground conditions (eg high hydraulic head or where very coarse particles are present) some judgement may be necessary in considering whether the results are representative of in situ mass conditions.

Updated March 2012

Brown sandy clayey GRAVEL. Sand is fineto medium. Gravel is subangular tosubrounded, fine to coarse and ofsandstone and chert. (UPPER GREENSANDFORMATION)

Firm light orangish brown sandy gravellyCLAY. Sand is fine to medium. Gravel isangular to subangular, fine to coarseof sandstone and chert. (UPPERGREENSAND FORMATION)

Medium dense light greyish brown fine tomedium SAND. (UPPER GREENSANDFORMATION)

Medium dense light yellowish brown fineto medium SAND. (UPPER GREENSANDFORMATION)

EXPLORATORY HOLE ENDS AT 7.95 m

1:50

Time Tools usedFrom to (m)

Checked

Equipment, Methods and Remarks

Backfill/

Coordinates

ChisellingDepths (m)

Samples and Tests

Project

to

No. Post strike behaviour Depth sealed

Project No.

Carried out for

Diameter Casing Depth

StrataDepth Date Time Depth,Level Legend

Start

End

(Thickness)Casing Water

Groundwater EntriesStruck

Notes: For explanation of symbols and

Instruments

(m)

abbreviations see key sheet. All depths and reducedlevels in metres. Stratum thickness given in bracketsin depth column.

Description

Depth from

Borehole

Scale

Depth Related Remarks *

Drilled

DepthDate

CasingTime

(m)

Ground Level

Water

Logged

Exploratory Hole Log

None observed (see Key Sheet)

CJ

NJD

MM

03/08/2014

03/08/2014

Type & No

Type & No

Unimog mounted Klemm 802Hand excavated inspection pit from GL - 1.20m. Dynamic sampling from1.20 to 7.95m

Records

Records

426.4827/10/2014 14:09:34(c) ESG www.esg.co.uk

Dinah's Hollow and Melbury Church Phase 2 GroundInvestigationH4042-14

Parsons Brinckerhoff

National Grid

Chainage

BH2-1Sheet 1 of 1

+147.38 mODE 388311.08N 120615.20

7.95m1.20m 101mm 6.00m

3.40-3.80 mGravel is tabular

4.95 m Tabularcobble of

sandstone5.00-5.40 m

Clayey

6.00-6.20 mSlightly gravelly.

Gravel ofsubangular, fine

to medium and ofsandstone.

0.20-0.30

1.00-1.10

1.20-1.65

1.701.70-2.151.70-2.55

2.552.55-3.00

3.00-3.45

3.503.50-3.953.50-4.50

4.50-5.45

5.005.00-5.455.00-6.00

6.00-6.45

6.506.50-6.956.50-7.50

7.507.50-7.95

D 1

D 2

UT 3

SPT SD 4L 5

SPT SD 6

UT 7

SPT SD 8L 9

UT 10

SPT SD 11L 12

UT 13

SPT SD 14L 15

SPT SD 16

430mm

N=10 (4,3/3,3,2,2)

800mm

N=10 (3,1/2,3,2,3)

350mm

N=6 (2,0/1,1,2,2)

750mm

450mm

N=20 (2,2/3,4,5,8)

800mm

360mm

N=13 (3,2/3,4,3,3)

850mm

N=21 (2,3/4,5,6,6)

1.70

1.70

3.00

4.50

6.00

7.50

03/06/20146.00

dry

dry

dry

dry

dry

dry

1800dry

0.30

1.40

1.90

3.80

6.60

7.95

(0.30)

(1.10)

(0.50)

(1.90)

(2.80)

(1.35)

SPIE

Dark brown silty fine SAND (TOPSOIL)

Firm brown sandy slightly gravelly CLAY.Sand is fine to medium. Gravel issubangular to subrounded, fine to coarseof sandstone. (UPPER GREENSANDFORMATION)

http://www.esg.co.uk/

CLAY matrix. Gravel is subangular tosubrounded, fine to coarse of sandstone.(UPPER GREENSAND FORMATION)

Medium dense light greyish brown fine tomedium SAND. (UPPER GREENSANDFORMATION)

Medium dense becoming dense lightorangish brown gravelly clayey SAND.Gravel is subangular to subrounded, fineto coarse of sandstone. (UPPERGREENSAND FORMATION)


1:50


Checked


Backfill/

Coordinates


Samples and Tests

Project

to


Project No.

Carried out for



Start

End




Instruments

(m)


Description

Depth from

Borehole

Scale


Drilled

DepthDate

CasingTime

(m)

Ground Level

Water

Logged



CJ

NJD

MM

04/07/2014

04/07/2014

Type & No

Type & No

Unimog mounted Klemm 802Hand excavated inspection pit GL - 1.20m. Dynamic sampling from 1.20to 8.95m

Records

Records

426.4827/10/2014 14:09:37(c) ESG www.esg.co.uk



National Grid

Chainage

BH2-2Sheet 1 of 1

+140.87 mODE 388300.10N 120551.40

8.95m1.20m 101mm 7.50m

1.70-3.20 mGravel of

sandstone andchert.

5.00-5.50 mgravelly. Gravel

is subangular,fine to coarse of

sandstone.

0.20-0.30

1.00-1.10

1.20-1.65

1.701.70-2.151.70-2.55

2.552.55-3.00

3.00-3.45

3.503.50-3.953.50-4.50

4.50-4.95

5.005.00-5.455.00-6.00

6.00-6.45

6.506.50-6.956.50-7.50

7.507.50-7.957.50-8.50

8.508.50-8.95

D 1

D 2

UT 3

SPT SD 4L 5

SPT SD 6

UT 7

SPT SD 8L 9

UT 10

SPT SD 11L 12

UT 13

SPT SD 14L 15

SPT SD 16L 17

SPT SD 18

290mm

N=11 (4,2/2,2,3,4)

800mm

N=27 (4,4/5,5,6,11)

330mm

N=26 (3,4/7,8,6,5)

700mm

430mm

N=22 (8,6/6,7,5,4)

900mm

330mm

N=26 (4,7/6,6,7,7)

800mm

N=20 (2,3/4,4,6,6)

950mm

N=32 (2,6/6,9,8,9)

1.70

1.70

3.00

4.50

6.00

7.50

7.50

04/07/20147.50

dry

dry

dry

dry

dry

dry

dry

1800dry

0.30

3.20

4.30

5.50

8.95

(0.30)

(2.90)

(1.10)

(1.20)

(3.45)

SPIE


Firm light orangish brown sandy slightlygravelly CLAY. Sand is fine to medium.Gravel is subangular to subrounded, fineto coarse of sandstone. (UPPERGREENSAND FORMATION)

Medium dense light orangish brown sandyvery clayey GRAVEL in a firm very sandy


Firm light orangish brown sandy becomingslightly sandy gravelly CLAY. Sand isfine to medium. Gravel is angular tosubrounded fine to coarse of sandstoneand chert. (UPPER GREENSANDFORMATION).

Firm light greyish brown sandy CLAY.Sand is fine. (UPPER GREENSANDFORMATION)

Brown sandy very clayey subangular andtabular fine to coarse GRAVEL ofsandstone and chert. (UPPER GREENSANDFORMATION)

Firm light greyish brown slightly sandysilty CLAY. Sand is fine. (UPPERGREENSAND FORMATION)

Medium dense light orangish brownbecoming light greyish brown fine SANDwith clayey sand laminae. (UPPERGREENSAND FORMATION)

Light greyish brown silty fine SAND.(UPPER GREENSAND FORMATION)

Soft to firm light brown silty CLAY.(UPPER GREENSAND FORMATION)

Medium dense becoming dense lightgreyish brown very silty fine SAND.(UPPER GREENSAND FORMATION)

1:50


Checked


Backfill/

Coordinates


Samples and Tests

Project

to


Project No.

Carried out for



Start

End




Instruments

(m)


Description

Depth from

Borehole

Scale


Drilled

DepthDate

CasingTime

(m)

Ground Level

Water

Logged



CJ

NJD

MM

07/07/2014

07/07/2014

Type & No

Type & No


Records

Records

426.4827/10/2014 14:09:39(c) ESG www.esg.co.uk



Stratum continues to 10.50 m

National Grid

Chainage

BH2-3Sheet 1 of 2

+134.58 mODE 388283.34N 120488.04

10.95m0.00m 101mm 9.00m

2.55 m Cobble ofsandstone

4.70-6.20 m Lightgreyish brown

9.50-10.00 mDense mottled

orange

0.20-0.30

1.00-1.10

1.20-1.65

1.701.70-2.151.70-2.55

2.552.55-3.00

3.00-3.45

3.503.50-3.953.50-4.50

4.50-4.95

5.005.00-5.455.00-6.00

6.00-6.45

6.506.50-6.956.50-7.50

7.50-7.95

8.008.00-8.458.00-9.00

9.00-9.45

9.509.50-9.95

9.50-10.50

D 1

D 2

UT 3

SPT SD 4L 5

SPT SD 6

UT 7

SPT SD 8L 9

UT 10

SPT SD 11L 12

UT 13

SPT SD 14L 15

UT 16

SPT SD 17L 18

UT 19

SPT SD 20L 21

450mm

N=16 (1,1/3,4,4,5)

800mm

N=11 (5,4/3,3,2,3)

410mm

N=6 (2,1/1,1,2,2)

850mm

380mm

N=17 (1,2/3,4,4,6)

800mm

390mm

N=18 (2,3/3,4,5,6)

900mm

440mm

N=24 (2,3/5,6,6,7)

950mm

390mm

N=35 (3,4/4,6,11,14)

950mm

1.70

1.70

3.00

4.50

6.00

7.50

9.00

dry

dry

dry

dry

dry

dry

dry

0.30

2.60

3.00

3.20

4.00

6.20

6.50

7.00

(0.30)

(2.30)

(0.40)

(0.80)

(2.20)

(0.30)

(0.50)

(3.50)

SPIE




Checked


Backfill/

Coordinates


Samples and Tests

Project

to


Project No.

Carried out for



Start

End




Instruments

(m)


Description

Depth from

Borehole

Scale


Drilled

DepthDate

CasingTime

(m)

Ground Level

Water

Logged



CJ

NJD

MM

07/07/2014

07/07/2014

Type & No

Type & No


Records

Records

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(Continued from Sheet 1)(Continued from Sheet 1)

National Grid

Chainage

BH2-3Sheet 2 of 2

+134.58 mODE 388283.34N 120488.04

10.95m0.00m 101mm 9.00m

10.5010.50-10.95

SPT SD 22

N=38 (7,11/7,9,9,13) 9.00

07/07/20149.00

dry

1800dry

10.50

10.95

(0.45)

Medium dense becoming dense lightgreyish brown very silty fine SAND.(UPPER GREENSAND FORMATION)

Light greyish brown mottled orange finegrained SANDSTONE. Recovered as densefine SAND.(POSSIBLE BEDROCK)


1:50


(0.60)

(2.50)


Firm brown sandy gravelly CLAY. Sand isfine to medium. Gravel is subangular tosubrounded, fine to coarse of sandstone.(UPPER GREENSAND FORMATION)

Dense brown sandy clayey subangular tosubrounded fine to medium GRAVEL ofsandstone and chert. Sand is fine tomedium. (UPPER GREENSANDFORMATION)

Light brown clayey fine SAND. (UPPERGREENSAND FORMATION)

Firm light brown locally mottled orangesilty CLAY. (UPPER GREENSANDFORMATION)

Medium dense light brown clayey becomingslightly clayey fine SAND. (UPPERGREENSAND FORMATION)

Firm orangish brown silty CLAY. (UPPERGREENSAND FORMATION)

Very dense light greyish brown slightlygravelly clayey fine SAND. Gravel issubangular to subrounded fine to coarseof sandstone (UPPER GREENSANDFORMATION)

1:50


Checked


Backfill/

Coordinates


Samples and Tests

Project

to


Project No.

Carried out for



Start

End




Instruments

(m)


Description

Depth from

Borehole

Scale


Drilled

DepthDate

CasingTime

(m)

Ground Level

Water

Logged



CJ

NJD

MM

08/07/2014

08/07/2014

Type & No

Type & No

Unimog mounted Klemm 802Hand excavated inspection pit from GL - 1.20m. Dynamic sampling from1.20 - 9.00m. Rotary coring from 9.00 - 10.50m. Dynamic sampling10.50 - 11.95m.

Records

Records

426.4827/10/2014 14:09:44(c) ESG www.esg.co.uk



National Grid

Chainage

BH2-4Sheet 1 of 2

+131.12 mODE 388268.83N 120445.38

11.95m0.00m 101mm 9.00m

4.70 m Becomingslightly clayey

8.00-9.00 mRecovered as:gravelly SAND

9.00-10.50 mRecovered as:

SAND andGRAVEL

0.20-0.30

0.60-0.70

1.20-1.65

1.701.70-2.151.70-2.55

2.552.55-3.00

3.00-3.35

3.503.50-3.953.50-4.50

4.50-4.95

5.005.00-5.455.00-6.00

6.00-6.45

6.506.50-6.956.50-7.50

7.50-7.95

8.008.00-8.458.00-9.00

9.009.00-9.45

9.00-10.501300

D 1

D 2

UT 3

SPT SD 4L 5

SPT SD 6

UT 7

SPT SD 8L 9

UT 10

SPT SD 11L 12

UT 13

SPT SD 14L 15

UT 16

SPT SD 17L 18

SPT SD 19

NININI

280mm

N=9 (2,2/2,3,2,2)

900mm

N=31 (7,8/9,9,7,6)

380mm

N=14 (1,2/4,3,3,4)

900mm

410mm

N=13 (2,1/3,2,4,4)

900mm

390mm

N=17 (3,3/3,4,4,6)

900mm

400mm

N=53 (6,12/17,16,10,10)

800mm

N=100 (9,22/28,22,27,23)

1.70

1.70

3.00

4.50

6.00

7.50

9.00

dry

dry

dry

dry

dry

dry

dry

0.30

2.10

3.50

3.70

4.50

6.90

7.50

(0.30)

(1.80)

(1.40)

(0.80)

(2.40)



Checked


Backfill/

Coordinates


Samples and Tests

Project

to


Project No.

Carried out for



Start

End




Instruments

(m)


Description

Depth from

Borehole

Scale


Drilled

DepthDate

CasingTime

(m)

Ground Level

Water

Logged



CJ

NJD

MM

08/07/2014

08/07/2014

TCRSCRRQD

TCRSCRRQD

If

If

Unimog mounted Klemm 802Hand excavated inspection pit from GL - 1.20m. Dynamic sampling from1.20 - 9.00m. Rotary coring from 9.00 - 10.50m. Dynamic sampling10.50 - 11.95m.

Records/Samples

Records/Samples

426.4827/10/2014 14:09:46(c) ESG www.esg.co.uk



(Continued from Sheet 1)

National Grid

Chainage

BH2-4Sheet 2 of 2

+131.12 mODE 388268.83N 120445.38

11.95m0.00m 101mm 9.00m

SPT S N=28 (4,3/6,8,7,7)

SPT S N=39 (7,7/9,9,10,11) 11.50-11.95 mDense

10.5010.50-10.9510.50-11.50

11.5011.50-11.95

900mmD 2

L 22

D 23

9.00

9.00

08/07/20149.00

dry

dry

1800dry

10.00

11.95

(1.95)

SPIE

Medium dense to dense thinly beddedlight greyish brown very silty fineSAND. (UPPER GREENSANDFORMATION)


1:50


Very dense light greenish brown clayeyfine SAND. (UPPER GREENSANDFORMATION)

1:50


Checked


Backfill/

Coordinates


Samples and Tests

Project

to


Project No.

Carried out for



Start

End




Instruments

(m)


Description

Depth from

Borehole

Scale


Drilled

DepthDate

CasingTime

(m)

Ground Level

Water

Logged

Exploratory Hole LogCJ

NJD

MM

09/07/2014

09/07/2014

Type & No

Type & No

Unimog mounted Klemm 802Hand excavated inspection pit from GL to 1.20m. Dynamic samplingfrom 1.20m to 10.95m.

Records

Records

426.4827/10/2014 14:09:48(c) ESG www.esg.co.uk




National Grid

Chainage

BH2-5Sheet 1 of 2

+124.70 mODE 388245.28N 120378.74

10.95m1.20m 101mm 9.00m

1.50-2.60 mSandy. Gravellocally absent.

6.80-7.00 mGravelly. Gravel

is subangularfine to medium of

sandstone.

0.20-0.30

1.00-1.10

1.20-1.65

1.701.70-2.151.70-2.55

2.552.55-3.00

3.00-3.45

3.503.50-3.953.50-4.50

4.50-4.95

5.005.00-5.455.00-6.00

6.00-6.45

6.506.50-6.956.50-7.50

7.507.50-7.957.50-8.50

8.508.50-8.958.50-9.50

9.509.50-9.95

9.50-10.50

D 1

D 2

UT 3

SPT SD 4L 5

SPT SD 6

UT 7

SPT SD 8L 9

UT 10

SPT SD 11L 12

UT 13

SPT SD 14L 15

SPT SD 16L 17

SPT SD 18L 19

SPT SD 20L 21

420mm

N=8 (1,4/3,2,1,2)

800mm

N=10 (2,2/3,2,2,3)

430mm

N=14 (1,2/3,3,4,4)

390mm

N=15 (2,3/4,3,3,5)

340mm

N=52 (4,8/11,14,15,12)

1000mm

N=62 (5,9/13,15,16,18)

950mm

N=63 (2,10/11,17,16,19)

950mm

N=69 (4,9/10,12,21,26)

950mm

1.70

1.70

3.00

4.50

6.00

7.50

7.50

9.00

dry

dry

dry

dry

dry

dry

dry

dry

0.30

5.00

6.00

(0.30)

(4.70)

(1.00)

(4.95)


Firm light orangish brown slightlygravelly silty CLAY. Gravel issubangular to subrounded, fine to coarseof sandstone. (UPPER GREENSANDFORMATION)

Medium dense light greyish brown mottledorange very silty fine SAND. (UPPERGREENSAND FORMATION)



Checked


Backfill/

Coordinates


Samples and Tests

Project

to


Project No.

Carried out for



Start

End




Instruments

(m)


Description

Depth from

Borehole

Scale


Drilled

DepthDate

CasingTime

(m)

Ground Level

Water

Logged

Exploratory Hole LogCJ

NJD

MM

09/07/2014

09/07/2014

Type & No

Type & No

Unimog mounted Klemm 802Hand excavated inspection pit from GL to 1.20m. Dynamic samplingfrom 1.20m to 10.95m.

Records

Records

426.4827/10/2014 14:09:49(c) ESG www.esg.co.uk




National Grid

Chainage

BH2-5Sheet 2 of 2

+124.70 mODE 388245.28N 120378.74

10.95 Rose to 10.00 m after 20 minutes. Slow -

10.95m1.20m 101mm 9.00m

10.50-10.95 mDense

10.5010.50-10.95

SPT SD 22

N=38 (6,8/7,9,10,12) 9.00

09/07/20149.00

dry

1800dry

10.95

SPIE

Very dense light greenish brown clayeyfine SAND. (UPPER GREENSANDFORMATION)


1:50


sandstone. (TOPSOIL)

Stiff light brownish grey sandy gravellyCLAY. Sand is fine to medium. Gravelis subangular to rounded, fine to coarseof chert and sandstone. (POSSIBLE HEADDEPOSITS)

Orangish brown clayey fine SAND. (UPPERGREENSAND FORMATION)

Light greenish grey slightly clayey fineto medium SAND. (UPPER GREENSANDFORMATION)

Very dense light green gravelly slightlyclayey SAND. Gravel is subangular tosubrounded fine to coarse of sandstone.(UPPER GREENSAND FORMATION)

Medium dense light green slightly siltyfine SAND. (UPPER GREENSANDFORMATION)

1:50


Checked


Backfill/

Coordinates


Samples and Tests

Project

to


Project No.

Carried out for



Start

End




Instruments

(m)


Description

Depth from

Borehole

Scale


Drilled

DepthDate

CasingTime

(m)

Ground Level

Water

Logged



CJ

NJD

MM

10/07/2014

24/07/2014

Type & No

Type & No

Unimog mounted Klemm 802Hand excavated inspection pit from GL to 1.20m. Dynamic samplingfrom 1.20 to 16.00m.

Records

Records

426.4827/10/2014 14:09:52(c) ESG www.esg.co.uk




National Grid

Chainage

BH2-6Sheet 1 of 2

+148.00 mOD--

16.00m1.20m 101mm 12.00m

3.00-4.00 mClayey sandy

GRAVEL. Gravelis angular, fine to

coarse.(Possible band of

extremely weeksandstone).

5.00-5.45 mDense

6.00-15.00 mSlightly clayey

0.00-2.15

0.60-0.70

1.20-1.45

1.70-2.151.70-2.55

2.55-3.002.55-3.00

3.00-4.00

4.00-4.454.00-4.454.00-5.00

5.00-5.455.00-6.005.00-5.45

6.00-6.456.00-6.456.00-7.00

7.00-7.457.00-7.457.00-8.00

8.00-8.458.00-8.458.00-9.00

9.00-9.459.00-9.45

9.00-10.00

SPT S

D 1

UT 2

D 3L 4

SPT SD 5

L 6

SPTD 7L 8

SPTL 10D 9

SPT SD 11L 12

SPT SD 13L 14

SPT SD 15L 16

SPT SD 17L 18

N=13 (1,2/3,4,3,3)

440mm

800mm

N=51 (6,7/7,11,15,18)

950mm

N=55 (6,8/8,14,15,18)

1000mm

N=49 (7,11/11,13,11,14)1000mm

N=33 (4,4/7,8,8,10)

950mm

N=27 (5,5/6,6,7,8)

950mm

N=27 (2,4/5,5,9,8)

950mm

N=15 (2,4/4,3,4,4)

1000mm

0.00

0.00

3.00

3.00

6.00

6.00

6.00

10/07/20149.009.0023/07/20149.00

dry

dry

dry

dry

dry

dry

1800drydry

1200dry

0.30

0.90

2.20

2.50

4.50

(0.30)

(0.60)

(1.30)

(0.30)

(2.00)

Firm dark brown very sandy gravellyCLAY. Sand is fine to medium. Gravel isangular fine to coarse of chert and



Checked


Backfill/

Coordinates


Samples and Tests

Project

to


Project No.

Carried out for



Start

End




Instruments

(m)


Description

Depth from

Borehole

Scale


Drilled

DepthDate

CasingTime

(m)

Ground Level

Water

Logged



CJ

NJD

MM

10/07/2014

24/07/2014

Type & No

Type & No

Unimog mounted Klemm 802Hand excavated inspection pit from GL to 1.20m. Dynamic samplingfrom 1.20 to 16.00m.

Records

Records

426.4827/10/2014 14:09:53(c) ESG www.esg.co.uk




National Grid

Chainage

BH2-6Sheet 2 of 2

+148.00 mOD--

16.00m1.20m 101mm 12.00m

11.00 m Locallydense.

14.00-16.00 mBecoming dense.

14.00-16.00 mOccasional shell

fragments.14.00-16.00 mLocally mottled

light orange

10.00-10.4510.00-10.4510.00-11.00

11.00-11.4511.00-11.45

11.00

12.00-12.4512.00-12.4512.00-13.00

13.00-13.4513.00-13.4513.00-14.00

14.00-14.4514.00-14.4514.00-15.00

15.00-15.4515.00-15.4515.00-16.00

SPT SD 19L 20

SPT SD 21L 22

SPT SD 23L 24

SPT SD 25L 26

SPTD 27L 28

SPT SD 29L 30

N=20 (2,4/3,5,5,7)

1000mm

N=35 (3,6/8,7,9,11)

1000mm

N=26 (2,3/5,6,7,8)

N=21 (2,4/3,5,6,7)

1000mm

N=34 (2,3/6,8,9,11)

1000mm

N=32 (4,5/6,6,9,11)

1000mm

9.00

9.00

12.00

12.00

12.00

12.00

23/07/201412.00

dry

dry

dry

dry

dry

dry

1800dry

16.00

(11.50)

SPIE

Medium dense light green slightly siltyfine SAND. (UPPER GREENSANDFORMATION)


1:50


Extremely weak light greyish brownglauconitic fine to medium grainedSANDSTONE. Recovered as: clayey sandy

1:50


Checked


Backfill/

Coordinates


Samples and Tests

Project

to


Project No.

Carried out for



Start

End




Instruments

(m)


Description

Depth from

Borehole

Scale


Drilled

DepthDate

CasingTime

(m)

Ground Level

Water

Logged



CJ

NJD

MM

24/07/2014

25/07/2014

Type & No

Type & No

Unimog mounted Klemm 802Hand excavated inspection pit from GL-1.20m. Dynamic sampling from1.20-10.20m. Rotary coring 10.20-11.70m. Dynamic sampling 12.50m.Rotary coring 12.50-17.00m.

Records

Records

426.4829/10/2014 13:46:33(c) ESG www.esg.co.uk




National Grid

Chainage

BH2-7Sheet 1 of 2

+131.30 mOD--

17.00m0.00m 101mm 9.00m

1.70-7.00 mBecoming

mottled orange.

5.00-7.00 m Withvery sandy clay

laminae.

6.50-7.00 m Withreddish brown

nodules.

0.60

1.20-1.65

1.70-2.151.70-2.151.70-2.55

2.55-3.00

2.70-3.15

3.00-3.45

3.50-3.953.50-3.953.50-4.50

4.50-4.95

5.00-5.455.00-5.455.00-6.00

6.00-6.45

6.50-6.956.50-6.956.50-7.50

7.50-7.95

8.00-8.458.00-8.458.00-9.00

9.00-9.45

9.50-9.959.50-9.95

9.50-10.20

D 1

UT 2

SPT SD 3L 4

D 5

SPT S

UT 6

SPT SD 7L 8

UT 9

SPT SD 10L 11

UT 12

SPT SD 13L 14

UT 15

SPT SD 16L 17

UT 18

SPT SD 19L 20

280 mm rec

N=12 (2,2/3,2,3,4)

N=22 (2,3/4,6,6,6)

350 mm rec

N=11 (2,2/3,3,2,3)

850 mm rec

N=16 (3,3/3,4,4,5)

350 mm rec

N=23 (3,3/6,6,5,6)

900 mm rec

390 mm rec

N=23 (4,5/6,5,6,6)

N=20 (4,4/4,4,4,8)

650 mm rec

0.00

0.00

3.00

3.00

6.50

6.00

9.00

dry

dry

dry

dry

dry

dry

dry

7.00

7.80

9.35

9.60

(7.00)

(0.80)

(1.55)

(0.60)

Medium dense light greyish brown clayeyfine SAND. (UPPER GREENSANDFORMATION)

Light green clayey fine SAND. (UPPERGREENSAND FORMATION)

Medium dense light greyish brown mottledorange clayey fine SAND with very sandyclay laminae. (UPPER GREENSANDFORMATION)


weak.

10.20-11.70

11.70-12.1511.70-12.1511.70-12.50

12.50-12.83

12.50-14.00

14.00-15.50

15.50-17.00

201313

654019

898554

965635

NI220220

NININI

NI180400

If NI/220/220

600 mm recD 22L 23

9.00

9.00

24/07/20149.00

25/07/20149.00

25/07/20149.00

0.000

dry

dry

0.000

0.000

1800dry

080015.30

0.000

180015.30

10.20

10.50

13.00

15.50

15.70

17.00

(0.30)

(2.50)

(2.50)

(1.30)

SPIE

____________9.35m - 9.60m : GRAVEL. Gravel isangular fine to coarse of weaksandstone. (UPPER GREENSANDFORMATION)____________9.60m - 10.20m : Medium dense lightgreyish brown mottled orange clayey SANDwith very sandy clay laminae. (UPPERGREENSAND FORMATION)

Strong medium bedded light greyish brownfine to medium grained SANDSTONE.Fractures dip 5-10 degrees; steppedsmooth and clean. (UPPER GREENSANDFORMATION)

Extremely weak light greyish brown fineto medium glauconitic SANDSTONE.Recovered as: slightly gravelly clayeyfine to medium SAND. Gravel is angularfine to medium. (UPPER GREENSANDFORMATION)

Extremely to very weak medium beddedlight greyish brown glauconitic finegrained SANDSTONE with occasional darkbrown disturbed bioturbated laminae ofsand and shell fragments. (UPPERGREENSAND FORMATION)

Strong light brown glauconitic finegrained SANDSTONE. Discontinuities arewidely spaced and dip 5 degrees, closelyspaced undulating. Sand infill <1mm.(UPPER GREENSAND FORMATION)

Light brown clayey fine SAND. (UPPERGREENSAND FORMATION)


1:50


Checked


Backfill/

Coordinates


Samples and Tests

Project

to


Project No.

Carried out for



Start

End




Instruments

(m)


Description

Depth from

Borehole

Scale


Drilled

DepthDate

CasingTime

(m)

Ground Level

Water

Logged



CJ

NJD

MM

24/07/2014

25/07/2014

TCRSCRRQD

Type & No

If

Unimog mounted Klemm 802Hand excavated inspection pit from GL-1.20m. Dynamic sampling from1.20-10.20m. Rotary coring 10.20-11.70m. Dynamic sampling 12.50m.Rotary coring 12.50-17.00m.

Records/Samples

Records

426.4829/10/2014 13:46:34(c) ESG www.esg.co.uk




National Grid

Chainage

BH2-7Sheet 2 of 2

+131.30 mOD--

17.00m0.00m 101mm 9.00m

SPT S N=29 (3,3/5,6,7,11)

SPT S 174 (11,23/35,39,100 for 25mm)

10.42 m Nonintact and

medium strong.10.50-11.70 m

AZCL. NOT 10.20- 11.90m. Given

rate of coring.Assumed as

WS22.

12.50 m WSrefusal.

12.50-13.00 mAZCL.

13.30-13.92 mVery weak

13.48-13.92 mVertical fracturestained orangishbrown, <50mm.13.71-13.92 m

Non intact.13.92-14.00 m

Extremely weak.14.00-14.16 m

AZCL14.16-15.04 m

Very weak.

15.04-15.27 mWeak.

15.27-15.50 mVery weak

15.47 m Fracturestained orange

brown.15.50-15.56 m

AZCL.15.56-15.76 m

Weak.15.76-15.90 m15.77-15.90 m

Vertical fracture.Stained orangish

brown. <5mm.15.90-16.70 m

Largely nonintact. Extremely

weak to very


October 2014 Report No H4042-14A Issue 1 Enclosure B

ENCLOSURE B

INSTRUMENTATION AND MONITORING

Groundwater Installation Details B1

Groundwater Monitoring B2

Hol

e N

o

Inst

rum

ent I

D

Inst

alla

tion

Typ

e

Dat

e of

Inst

alla

tion

Ref

eren

ce d

epth

(m

BG

L)

Pie

zom

eter

D

iam

eter

(m

m)

Top

of r

espo

nse

zone

(m

BG

L)

Bas

e of

res

pons

e zo

ne (

mB

GL)

Tub

ing

Com

plet

ion

Det

ails

Hea

dwor

ks Remarks

BH2-1 1 SPIE 3 Aug 2014 7.50 19 3.80 7.50 Open Lockable top cover

BH2-2 1 SPIE 4 Aug 2014 8.50 19 3.00 8.50 Open Lockable top cover

BH2-3 1 SPIE 7 Jul 2014 3.50 19 3.00 3.50 Open Lockable top cover





B1Notes: Type: SP - Standpipe, SPIE - Standpipe Piezometer, HPIE - Hydraulic Piezometer, PPIE -Pneumatic Piezometer, EPIE - Electronic Piezometer Prepared: 22/09/2014 13:53

Dinah's Hollow and Melbury Church Phase 2 Ground Investigation H4042-14 Parsons Brinckerhoff

Project

Project No.Carried out for

Table

Groundwater Installation Details

DateTime

(hhmmss)Comments

BH2-1 1 SPIE 7.5 7.50 4 Aug 2014 010000 Dry

BH2-1 1 SPIE 7.5 7.50 19 Aug 2014 010500 Dry

BH2-1 1 SPIE 7.5 7.50 3 Sep 2014 010000 Dry

BH2-1 1 SPIE 7.5 7.50 24 Sep 2014 093800 Dry

BH2-2 1 SPIE 8.5 8.50 4 Aug 2014 100000 Dry

BH2-2 1 SPIE 8.5 8.50 18 Aug 2014 100000 Dry

BH2-2 1 SPIE 8.5 8.50 3 Sep 2014 105300 Dry

BH2-2 1 SPIE 8.5 8.50 24 Sep 2014 100000 Dry

BH2-3 1 SPIE 3.5 3.50 4 Aug 2014 110000 Dry

BH2-3 1 SPIE 3.5 3.50 19 Aug 2014 134500 Dry

BH2-3 1 SPIE 3.5 3.50 3 Sep 2014 110000 Dry

BH2-3 1 SPIE 3.5 3.50 24 Sep 2014 110000 Dry

BH2-4 1 SPIE 11.5 11.50 4 Aug 2014 113300 Dry

BH2-4 1 SPIE 11.5 11.50 19 Aug 2014 110500 Dry

BH2-4 1 SPIE 11.5 11.50 3 Sep 2014 110500 Dry

BH2-4 1 SPIE 11.5 11.50 24 Sep 2014 112500 Dry

BH2-5 1 SPIE 10.5 10.50 4 Aug 2014 131200 8.37 2.13 *

BH2-5 1 SPIE 10.5 10.50 19 Aug 2014 111500 8.50 2.00 *

BH2-5 1 SPIE 10.5 10.50 3 Sep 2014 112500 8.45 2.05 *

BH2-5 1 SPIE 10.5 10.50 24 Sep 2014 113800 8.57 1.93 *

BH2-6 1 SPIE 15.7 15.70 4 Aug 2014 120000 Dry

BH2-6 1 SPIE 15.7 15.70 19 Aug 2014 113500 Dry

BH2-6 1 SPIE 15.7 15.70 3 Sep 2014 134500 Dry

BH2-6 1 SPIE 15.7 15.70 24 Sep 2014 143500 Dry

BH2-7 1 SPIE 17 17.00 4 Aug 2014 125500 Dry

BH2-7 1 SPIE 17 17.00 19 Aug 2014 120000 14.45 2.55 *

BH2-7 1 SPIE 17 17.00 3 Sep 2014 145200 Dry

BH2-7 1 SPIE 17 17.00 24 Sep 2014 153300 14.72 2.28 *

B2

Reading

Hole IDIn

stru

men

t T

ype

Ref

eren

ce

Dep

th(m

BG

L)

Head(m above Tip)

* calculated

Water Level (mBGL)

* calculated

Inst

rum

ent I

D

Bas

e of

In

stru

men

t(m

BG

L)

Notes: Type: SP - Standpipe, SPIE - Standpipe Piezometer, HPIE - Hydraulic Piezometer, PPIE -Pneumatic Piezometer, EPIE - Vibrating Wire Piezometer, PWEL - Pumping Well

Dinah's Hollow and Melbury Church Phase 2 Ground Investigation H4042-14 Parsons Brinckerhoff

Project


Sheet

Groundwater Monitoring

October 2014 Report No H4042-14A Issue 1 Enclosure C

ENCLOSURE C

IN SITU TESTING

Soil Resistivity Test Data SR1

Bank &

Chainage 2.5m 5.0m 10.0m

(m)

2.5m 5.0m 10.0m Average 2.5m 5.0m 10.0m Average

2.764 0.998 0.361

1.7 2.1 0.1

1.463 0.693 0.331

3.6 4.4 0.2

1.311 0.666 0.396

0.0 0.0 0.0

1.158 0.498 0.301

1.4 7.8 0.1

0.801 0.494 0.311

0.3 4.0 0.0

1.789 0.492 0.284

0.1 6.3 0.6

1.941 0.773 0.315

2.9 5.1 3.4

1.524 0.508 0.296

0.4 5.3 0.2

1.931 0.716 0.363

0.4 3.4 0.0

1.748 0.498 0.314

0.0 7.6 0.4

3.422 0.923 0.366

0.6 0.0 0.1

2.561 0.592 0.433

0.1 0.2 0.3

7.115 1.697 0.509

0.0 0.3 0.2

5.011 2.154 0.924

1.4 2.0 0.3

2687.633 1449.845 1149.823 1762.433

1372.876 782.2566 986.4601 1047.198

3935.63 3383.495 2902.832 3407.319

5588.108 2665.641 1599.071 3284.273

2011.405 929.9114 1360.31 1433.875

1524.458 1214.226 989.6017 1242.762

1516.604 1124.69 1140.398 1260.564

1196.947 797.9645 929.9114 974.9409

1405.077 772.8318 892.2123 1023.374

Soil Resistivity (ρa)

(Ωcm)

2170.841 1567.655 1134.115 1624.203

629.1039 775.9734 977.0353 794.0375

909.4911 782.2566 945.6194 879.1223

E90

W110

E130

10.399 10.92489

12.441 11.06626

1039.867 1092.489

1029.657 1046.15 1244.071 1106.626

1149.038 1088.562

10.297 10.462

9.0949 7.8226

Spacing (a)

Resistance (Ω)

Error (%)

Soil Resistivity (ρa)

(Ωm)

21.708 15.677 11.341 16.24203

11.49 10.886

E290

W310

E330

W350

9.4562 8.791223

E250

W270

W150

6.291

11.969

15.166

E170

W190

E210

W230

7.7597 9.7704 7.940375

14.051 7.7283 8.9221 10.23374

9.896 12.42762

7.9796 9.2991 9.749409

26.876

15.245 12.142

11.247 11.404 12.60564

13.729 7.8226 9.8646 10.47198

14.498 11.498 17.62433

34.07319

20.114 9.2991 13.603

Spacings

Geometric Factor (k)

Wenner 4-Pin Method (k=2πa)

14.33875

55.881 26.656 15.991 32.84273

2.5m

15.7079633

5.0m

31.41592654

10.0m

62.83185307

39.356 33.835 29.028

Notes: Dinahs Hollow, Melbury Abbas Phase 2 Ground Investivgation

H4042-14A

Dorset County Council

Project


Figure

SR1

Soil Resistivity Test Data

October 2014 Report No H4042-14A Issue 1 Enclosure D

ENCLOSURE D

GEOTECHNICAL LABORATORY TEST RESULTS

Soil Engineering Report LT1468

Chemical Test Results ESG Report No S144904 Ver. 3

ESG BridgendUnit 15Crosby Yard WildmillBridgend

Site: Dinahs Hollow

The analysis was completed by:

Tests where the accreditation is set to N or No, and any individual data items marked with a * are not UKAS accreditedAny opinions or interpretations expressed herein are outside the scope of any UKAS accreditation held by ESG.

The following tables are contained in this report:

On behalf ofESG : Date of Issue: 23-Sep-2014Declan Burns Operations Director

Laboratory and Analytical Business

TEST REPORT

Table 1 Main Analysis Results (Page 2)Analytical and Deviating Sample Overview (Pages 3 to 4)Table of Method Descriptions (Page 5)Table of Report Notes (Page 6)Table of Sample Descriptions (Appendix A Page 1 of 1)

Tests marked '^' have been subcontracted to another laboratory.

23-Sep-2014

The 15 samples described in this report were registered for analysis by ESG on 09-Aug-2014. This report supersedes any versions previously issued by the laboratory.

Report No. EFS/144904 (Ver. 3)

ESG accepts no responsibility for any sampling not carried out by our personnel.

Where samples have been flagged as deviant on the Analytical and Deviating Sample Overview, for any reason, the data may not be representative of the sample at the point of sampling and the validity of the data may be affected.

Page 1 of 6Where individual results are flagged see report notes for status.

EFS/144904 Ver. 3

Units : pH Units mg/kg mg/l %Method Codes : PHSOIL Sub016 Sub016 TSBRE1

Method Reporting Limits : 50 1.5 0.005UKAS Accredited : Yes Yes Yes No

LAB

ID N

umber C

L/

Client Sample Description

pH units (A

R)

^SO

4-- (acid sol)

^SO

4-- (H2O

sol) mg/l

Total S

ulphur.

1421408 BH2-1 D 8 3.5 7.9 <50 <1.5 0.027

1421409 BH2-2 D 4 1.7 7.2 70 5.8 0.033

1421410 BH2-2 D 18 8.5 7.3 <50 8.6 0.030

1421411 BH2-4 D 4 1.7 7.1 90 11.7 0.015

1421412 BH2-4 D 8 3.5 7.0 <50 15.1 0.027

1421413 BH2-4 D 14 6.5 7.0 <50 12.7 0.022

1421416 BH2-1 UT 13 6.0 7.9 <50 323.1 0.023

1421417 BH2-2 WS 12 5.0 7.2 <50 4.6 0.027

1421418 BH2-3 D 6 2.55 7.0 <50 6.4 0.013

1421419 BH2-5 D 4 1.7 6.9 <50 <1.5 0.010

1421420 BH2-6 D 7 4.0 7.8 <50 5.6 0.010

1421421 BH2-6 D 13 7.0 7.6 <50 2.2 0.021

1421422 BH2-7 D 5 2.55 5.4 88 52.2 0.026

1421423 BH2-7 D 10 5.0 5.8 <50 190.8 0.014

1421424 BH2-5 D 7.50 7.3 <50 8.4 0.021

Contact

Date Printed

Report Number EFS/144904

Table Number 1

Fax +44 (0) 1283 554422

Sample Analysis

Mr A Putt

23-Sep-2014

Dinahs Hollow

Bretby Business Park, Ashby Road

Burton-on-Trent, Staffordshire, DE15 0YZ

Tel +44 (0) 1283 554400

Client Name ESG Bridgend


EFS/144904 Ver. 3

Sample Analysis S144904

CustomerSiteReport No S144904

MethodID

CustS

erv

Dep.O

pt

ICP

BR

E

KO

NE

CL

KoneN

O3

PH

SO

IL

Sub016

TS

BR

E1

ID Number Description Sampled

Report B

DO

Cl if pH

<5.5

DO

Mg if S

O4(W

)>3000

DO

NO

3 if pH<5.5

Magnesium

(BR

E)

Chloride:(2:1)

Nitrate (B

RE

2:1): mg/l

pH units (A

R)

^SO

4-- (acid sol)

^SO

4-- (H2O

sol) mg/l

Total S

ulphur.

CL/1421408 BH2-1 3.5 DCL/1421409 BH2-2 1.7 DCL/1421410 BH2-2 8.5 DCL/1421411 BH2-4 1.7 DCL/1421412 BH2-4 3.5 DCL/1421413 BH2-4 6.5 DCL/1421416 BH2-1 6.0 DCL/1421417 BH2-2 5.0 DCL/1421418 BH2-3 2.5 DCL/1421419 BH2-5 1.7 DCL/1421420 BH2-6 4.0 DCL/1421421 BH2-6 7.0 DCL/1421422 BH2-7 2.55 D

Deviating Sample KeyA The sample was received in an inappropriate container for this analysisB The sample was received without the correct preservation for this analysisC Headspace present in the sample containerD The sampling date was not supplied so holding time may be compromised - applicable to all analysisE Sample processing did not commence within the appropriate holding timeF Sample processing did not commence within the appropriate handling timeRequested Analysis Key

Analysis RequiredAnalysis dependant upon trigger result - Note: due date may be affected if triggeredNo analysis scheduled

^ Analysis Subcontracted - Note: due date may vary

ESG Environmental ChemistryAnalytical and Deviating Sample Overview

ESG Bridgend Consignment No S42922

Note: For analysis where the scheduled turnaround i s greater than the holding time we will do our utmost to prioritise th ese samples. However, it is possible that samples could become deviant whils t being processed in the laboratory.

In this instance please contact the laboratory imme diately should you wish to discuss how you would like us to proceed. If you do not respond within 24 hours, we will proceed as originally requested.

Dinahs Hollow Date Logged 09-Aug-2014

Report Due 21-Aug-2014


EFS/144904 Ver. 3

Sample Analysis S144904

CustomerSiteReport No S144904

MethodID

CustS

erv

Dep.O

pt

ICP

BR

E

KO

NE

CL

KoneN

O3

PH

SO

IL

Sub016

TS

BR

E1

ID Number Description Sampled

Report B

DO

Cl if pH

<5.5

DO

Mg if S

O4(W

)>3000

DO

NO

3 if pH<5.5

Magnesium

(BR

E)

Chloride:(2:1)

Nitrate (B

RE

2:1): mg/l

pH units (A

R)

^SO

4-- (acid sol)

^SO

4-- (H2O

sol) mg/l

Total S

ulphur.

CL/1421423 BH2-7 5.0 DCL/1421424 BH2-5 7.50 D

Deviating Sample KeyA The sample was received in an inappropriate container for this analysisB The sample was received without the correct preservation for this analysisC Headspace present in the sample containerD The sampling date was not supplied so holding time may be compromised - applicable to all analysisE Sample processing did not commence within the appropriate holding timeF Sample processing did not commence within the appropriate handling timeRequested Analysis Key

Analysis RequiredAnalysis dependant upon trigger result - Note: due date may be affected if triggeredNo analysis scheduled

^ Analysis Subcontracted - Note: due date may vary

ESG Environmental ChemistryAnalytical and Deviating Sample Overview

ESG Bridgend Consignment No S42922

Note: For analysis where the scheduled turnaround i s greater than the holding time we will do our utmost to prioritise th ese samples. However, it is possible that samples could become deviant wh ilst being processed in the laboratory.

In this instance please contact the laboratory imme diately should you wish to discuss how you would like us to proceed. I f you do not respond within 24 hours, we will proceed as originally requ ested.

Dinahs Hollow Date Logged 09-Aug-2014

Report Due 21-Aug-2014


EFS/144904 Ver. 3

Matrix MethodID Analysis Basis

Method Description

Soil PHSOIL As Received Determination of pH of 2.5:1 deionised water to soil extracts using pH probe.

Soil SubCon* * Contact Laboratory for details of the methodology used by the sub-contractor.

Soil TSBRE1 Oven Dried @ < 35°C

Determination of Total Carbon and/or Total Sulphur in solid samples by high temperature combustion/infrared detection

Report Number: EFS/144904

Method Descriptions


EFS/144904 Ver. 3

Report Notes

Generic Notes

Soil/Solid Analysis

Unless stated otherwise,- Results expressed as mg/kg have been calculated on the basis indicated in the Method Description table.

All results on MCERTS reports are reported on a 105ºC dry weight basis with the exception of pH and conductivity.- Sulphate analysis not conducted in accordance with BS1377- Water Soluble Sulphate is on a 2:1 water:soil extract

Waters AnalysisUnless stated otherwise results are expressed as mg/lNil : Where "Nil" has been entered against Total Alkalinity or Total Acidity this indicates that a measurementwas not required due to the inherent pH of the sample.

Oil analysis specific

Unless stated otherwise,- Results are expressed as mg/kg- SG is expressed as g/cm3@ 15oC

Gas (Tedlar bag) Analysis

Unless stated otherwise, results are expressed as ug/l

Asbestos Analysis

CH Denotes Chrysotile TR Denotes TremoliteCR Denotes Crocidolite AC Denotes ActinoliteAM Denotes Amosite AN Denotes AnthophyliteNAIIS No Asbestos Identified in SampleNADIS No Asbestos Detected In Sample

Symbol Reference

^ Sub-contracted analysis.$$ Unable to analyse due to the nature of the sample¶ Samples submitted for this analyte were not preserved on site in accordance with laboratory protocols.

This may have resulted in deterioration of the sample(s) during transit to the laboratory.Consequently the reported data may not represent the concentration of the target analyte present in the sample at the time of sampling

¥ Results for guidance only due to possible interference& Blank corrected resultI.S Insufficient sample to complete requested analysisI.S(g) Insufficient sample to re-analyse, results for guidance onlyIntf Unable to analyse due to interferencesN.D Not determined N.Det Not detectedN.F No FlowNS Information Not SuppliedReq Analysis requested, see attached sheets for resultsÞ Raised detection limit due to nature of the sample* All accreditation has been removed by the laboratory for this result‡ MCERTS accreditation has been removed for this result§ accreditation has been removed for this result as it is a non-accredited matrix

Note: The Laboratory may only claim that data is accredited when all of the requirements of our QualitySystem have been met. Where these requirements have not been met the laboratory may elect to include the data in its final report and remove the accreditation from individual data items if it believes that the validity of thedata has not been affected. If further details are required of the circumstances which have led to the removal of accreditation then please do not hesitate to contact the laboratory.

Page 6 of 6 EFS/144904 Ver. 3

Client :

Site :

Report Number :

Note: major constituent in upper case

Lab ID Number Client ID

CL/1421408 BH2-1 D 8 3.5CL/1421409 BH2-2 D 4 1.7CL/1421410 BH2-2 D 18 8.5CL/1421411 BH2-4 D 4 1.7CL/1421412 BH2-4 D 8 3.5CL/1421413 BH2-4 D 14 6.5CL/1421416 BH2-1 UT 13 6.0CL/1421417 BH2-2 WS 12 5.0CL/1421418 BH2-3 D 6 2.55CL/1421419 BH2-5 D 4 1.7CL/1421420 BH2-6 D 7 4.0CL/1421421 BH2-6 D 13 7.0CL/1421422 BH2-7 D 5 2.55CL/1421423 BH2-7 D 10 5.0CL/1421424 BH2-5 D 7.50

Sample Descriptions

SAND

SAND SAND SAND SAND SAND SAND SAND

CLAY SAND

SAND SAND CLAY

Description

SAND SAND

S14_4904

ESG Bridgend

Dinahs Hollow

Appendix A Page 1 of 1 23/09/2014EFS/144904 Ver. 3

October 2014 Report No H4042-14A Issue 1 Enclosure E

ENCLOSURE E

PHOTOGRAPHS

Core Photographs Plates 1 to 21

Core Photographs

Notes:

Project

Project No. H4042-14ACarried out for

Plate 1: BH2-1 1.70 - 6.00m

Plate 2: BH2-1 6.50 - 7.50m

Dorset County Council

Plates

1 and 2

Dinah's Hollow, Melbury Abbas Phase 2 Ground Invesitgation

Core Photographs

Notes:

Project


Plate 3: BH2-2 1.70 - 6.00m

Plate 4: BH2-2 7.50 - 8.50m

Dinah's Hollow, Melbury Abbas Phase 2 Ground Invesitgation Plates

3 and 4Dorset County Council

Core Photographs

Notes:

Project


Plate 5: BH2-3 1.70 - 6.00m

Plate 6: BH2-3 6.50 - 10.50m



Core Photographs

Notes:

Project


Plate 7: BH2-4 1.70 - 6.00m

Plate 8: BH2-4 6.50 - 10.50m



Core Photographs

Notes:

Project


Plate 9: BH2-4 10.50 - 11.50m

Plate 10: BH2-5 1.70 - 6.00m



Core Photographs

Notes:

Project


Plate 11: BH2-5 6.50 - 8.00m

Plate 12: BH2-5 9.50 10.50m



Core Photographs

Notes:

Project


Plate 13: BH2-6 1.70 - 5.00m

Plate 14: BH2-6 5.00 - 6.00m



Core Photographs

Notes:

Project


Plate 15: BH2-6 6.00 -9.00m

Plate 16: BH2-6 9.00 - 12.00m



Core Photographs

Notes:

Project


Plate 17: BH2-6 12.00 -15.00m

Plate 18: BH2-6 15.00 - 16.00m



Core Photographs

Notes:

Project


Plate 19: BH2-7 1.70 - 6.00m

Plate 20: BH2-7 6.20 - 10.20m



8.00

9.00

Core Photographs

Notes:

Project


Plate 21: BH2-7 14.00 - 17.00m


21Dorset County Council

October 2014 Report No H4042-14A Issue 1 Enclosure F

ENCLOSURE F

DRAWINGS

Site Location Plan F1

Site Plan F2

Reproduced from the 2005 Ordnance Survey 1:50 000 scale Landranger map No 183 by permission of Ordnance Survey on behalf of The Controller of Her Majesty's Stationery Office, Crown copyright, Environmental Services Group Limited. All rights reserved. Licence Number 100006060

THE SITE

N

Notes: Scale 1:50 000

Project


Dinah’s Hollow, Melbury Abbas


Figure

F1

Site Location Plan

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