Environmental Statement volume 4 - Chiltern Evergreen3

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<strong>Chiltern</strong> Railways Bicester to OxfordImprovementsTransport and Works Act, 1992Level 2 Flood Risk AssessmentFor and on behalf ofWallingford HydroSolutions Ltd.Prepared by: D.J. MouldApproved by: A.R. YoungPosition: DirectorDate: 30 th September 2009This report has been prepared byWallingford HydroSolutions with allreasonable skill, care and diligencewithin the terms of the Contract withthe client and taking account of theresources allocated to it byagreement with the client.We disclaim any responsibility to theclient and others in respect of anymatters outside the scope of theabove. This report is confidential tothe client and we accept noresponsibility of any nature to thirdparties to whom this report, or anypart thereof, is made known. Anysuch party relies on the report attheir own risk.
Contents1 Introduction........................................................ 11.1 Overview ................................................................................................11.2 Flood Risk Assessment Scope ....................................................................11.3 Current status of Flood Risk Mapping and SFRA within the Development Area...21.3.1 Environment Agency Flood Map............................................................21.3.2 Oxford City SFRA Flood Map Zones .......................................................21.3.3 Cherwell SFRA Flood Zone maps ..........................................................31.3.4 Historic Flood Map and Flood Event Outline............................................31.3.5 The Environment Agency Main Rivers Maps............................................31.3.6 Major Infrastructure Design Locations ...................................................31.3.7 Major Infrastructure General Arrangement Design Technical Drawings.......31.4 Report Structure......................................................................................32 Description of Scheme Works ............................. 42.1 Overview ................................................................................................42.2 AP1 – Bicester Chord................................................................................62.3 AP2 – Tubbs Lane Footbridge.....................................................................72.4 AP3 – Bicester Town Station ......................................................................82.5 AP4 – A41 Overbridge ..............................................................................92.6 AP5 – OXD40 Underbridge ...................................................................... 102.7 AP6 – Elm Tree Farm/Langford Lane Overbridge......................................... 112.8 AP7 – Merton Footbridge......................................................................... 122.9 AP8 – Holts Farm Overbridge................................................................... 132.10 AP9 – Oddington Footbridge No. 5............................................................ 142.11 AP10 – Oddington Overbridge.................................................................. 152.12 AP11 – Islip Station and Equestrian Bridge ................................................ 162.13 AP12 – Millstream and Cherwell Viaducts................................................... 172.14 AP13 – Water Eaton No. 5 Overbridge....................................................... 182.15 AP14 – Water Eaton Parkway................................................................... 192.16 AP15 – Gosford and Water Eaton Footbridge No. 10.................................... 202.17 AP16 – Wolvercot Tunnel and First Turn Overbridge .................................... 212.18 AP17 – Aristotle Lane Footbridge.............................................................. 222.19 AP18 – Sheepwash Bridge....................................................................... 232.20 AP19 – Oxford Station ............................................................................ 243 Application of the Sequential Test and Exception Testto Development Locations..................................... 263.1 Introduction .......................................................................................... 263.2 The Requirements of the Sequential Test................................................... 263.3 The Requirements of the Exception Test.................................................... 273.4 Sites Lying in Flood Zone 1...................................................................... 273.5 Sites Lying with Flood Zones 2 or 3 .......................................................... 283.5.1 AP1 – Bicester Chord........................................................................ 283.5.2 AP3 – Bicester Town Station .............................................................. 293.5.3 AP4 – A41 Overbridge ...................................................................... 303.5.4 AP5 – OXD40 Underbridge ................................................................ 313.5.5 AP6 – Elm Tree Farm/Langford Lane Overbridge................................... 313.5.6 AP7 – Merton Footbridge................................................................... 323.5.7 AP12 – Millstream and Cherwell Viaducts............................................. 333.5.8 AP17 – Aristotle Lane Footbridge........................................................ 343.5.9 AP18 – Sheepwash Underbridge......................................................... 343.6 Summary of Assessments ....................................................................... 35
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Transport and Works Act 1992Transpo
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CONTENTSVOLUME 1INTRODUCTION, SCHEM
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Evergreen 3 Project: The ChilternRa
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CONTENTS1 INTRODUCTION 11.1 PURPOSE
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capacity - which was completed in 2
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identified for railway use in the C
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KEY:Scheme BoundaryBicester North S
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Currently the rail corridor is used
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The CRCL plans for new platforms at
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• cumulatively significant effect
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significant effect may arise in rel
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types arising from the project, (eg
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• construction of new infrastruct
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3.3.3 In addition along the corrido
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WarwickshireNorthamptonshireTingewi
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Habitats3.4.8 ERM undertook a preli
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Habitats3.4.17 The works may involv
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Due to the limited land-take of the
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3.6 ARCHAEOLOGY AND CULTURAL HERITA
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Although smaller, the settlements o
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3.7 TRAFFIC AND TRANSPORT3.7.1 Duri
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3.9.3 The purpose of the land quali
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4 METHODOLOGIES FOR ASSESSING ENVIR
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Figure 4.1Diagram Illustrating Nois
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noise level together with the durat
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from station activities. Since the
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4.3.4 The methodology will be based
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Evaluation of Receptor Sensitivity4
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Table 4.7 Levels of Significance of
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4.4 ECOLOGYMethodologyIntroduction4
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4.5 WATER RESOURCESMethodology4.5.1
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Evaluation Criteria4.5.7 With parti
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ased on archaeological work underta
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4.7 TRAFFIC AND TRANSPORTMethodolog
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Subject AreaMagnitude of EffectMajo
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not found.. This will be used to de
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• Best practices for soils handli
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5 PREPARATION OF THE ENVIRONMENTAL
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Annex AProposed Consultation Listfo
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ERM has over 100 officesAcross the
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CONTENTSB1 PREFACE 1B1.1 THE PROJEC
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B1PREFACEB1.1 THE PROJECTB1.1.1B1.1
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B1.4.1The “site”, for the purpo
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B2PUBLIC INFORMATION AND COMPLAINTS
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B3HOURS OF WORKINGB3.1.1B3.1.2B3.1.
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B4.1.2All working areas shall be in
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B4.4 ACCESS AND LOADINGB4.4.1B4.4.2
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Contaminated Materials (Special Pre
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B5TRAFFIC AND TRANSPORTB5.1 OVERVIE
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that steps are unavoidable, an alte
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(i)(ii)(iii)(iv)(v)The provision of
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(ii) For control of traffic leaving
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B6.1.5B6.1.6In order to ensure that
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B6.2.2In order to ensure that these
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xvi.xvii.Plan site layout and take
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B8DISPOSAL OF WASTE AND CONTAMINATE
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B8.2.8B8.2.9B8.2.10Where necessary,
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B9.2.3B9.2.4B9.2.5B9.2.6B9.2.7Provi
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PPG05: Works and maintenance in or
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B9.8.1B9.8.2B9.8.3B9.8.4B9.8.5B9.8.
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B9.11 EMERGENCY AND UNFORESEEN EVEN
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B10.2.3B10.2.4B10.2.5B10.2.6B10.2.7
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B10.4.7All construction works, incl
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ReptilesB10.4.20In areas where high
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B10.7.2All invasive species recorde
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B11.2.1A programme of building insp
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Annex CSummary of AlternativesConsi
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This Annex describes the Options th
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C1.1.1Chinnor BranchThe former Prin
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C1.2.1Routes via the Bicester Milit
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Figure C2Possible Station Locations
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the east of the station which would
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Bicester Interchange StationThe Che
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Site Options Reason for Selection/R
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Site Options Reason for Selection/R
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Name: Langford Lane LevelCrossingOS
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Name: FootbridgeOS Grid Ref.: Not k
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crossing.Name: Manor Farm No 1 (aka
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access route to Middle Farm in lieu
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Annex DDetails of the Noise andVibr
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D1INTRODUCTIONSection 6 of the ES s
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in order to evaluate the noise clim
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D2.1.2ResultsAmbient noise levels w
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Table D2.4Attended Measurement Surv
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MeasurementPositionDate Time Durati
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Date Time DurationNoise Level (Corr
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Date Time DurationNoise Level (Corr
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70 dB(A) in rural, suburban and urb
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Table D3.2Plant Inventory Represent
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Table D3.8Plant Inventory Represent
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D4OPERATIONAL NOISED4.1 NOISE STAND
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Noise levels (a) Corresponding to t
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D5RAIL NOISE MODELLING METHODOLOGYD
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part of the baseline between Oxford
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Table D5.2 Modelled Train Movements
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an existing through line which cont
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Vibration measurements were carried
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Peak Particle Velocity (PPV)Peak Pa
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Upper ThamesClay ValesCharacter Are
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floodplain, many of which are now o
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Vales of the White Horseand Aylesbu
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Industrial activities at Abingdon a
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Annex F1HRAS
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F1ANNEX F1- HABITATS REGULATIONS AS
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F2APPROACHThe approach taken to inf
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to be favourable. They are set by N
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Site name/area/distance fromdevelop
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F4DEVELOPMENT ACTIVITIES AND IMPACT
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Table 4.1Potential Impact / Sensiti
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Annex F2Breeding Birds
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The areas with the highest breeding
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Survey methodologyFour rounds of su
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Subsequent analysis of the data col
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Table 3. Chiltern Railway bird spec
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● Dunnock 2prs 2prs 4prs B 3prs 2
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16. Grandpont17. Hinksey fields18.
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Other species of note included spar
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There were eight UK BAP species. Th
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line towards Bicester and the mainl
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There were x UK BAP species: skylar
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ReferencesBirdLife International (2
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ERMChiltern LineBat Dusk and Dawn S
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Chiltern Line September 2009Bat Dus
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Annex F4Great Crested Newts
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F4-2 METHODSF4-2.1DESK STUDY AND CO
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crested newts (see Table 3.1). This
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F4-2.4.5Egg searchThe leaves of sub
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F4-3 RESULTSF4-3.1DESK STUDY AND CO
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Waterbody HSI ScoreRatingNumber34 0
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F4-4 SUMMARY OF FINDINGS AND RECOMM
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ERMChiltern Line, OxfordGreat Crest
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Chiltern Line, Oxford April 2009Gre
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Chiltern Line, Oxford April 2009Gre
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ERM Habitat Suitability Survey Resu
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3 APPENDIX 3 WATERBODY PHOTOGRAPHSF
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Figure 3.4Pond 8a and bFigure 3.5Po
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Figure 3.8 Pond 11Figure 3.9 Pond 1
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Figure 3.12Pond 13cFigure 3.13 Pond
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Figure 3.16Pond 18cFigure 3.17 Pond
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Figure 3.20 Pond 28Figure 3.21 Pond
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Figure 3.24 Pond 38Figure 3.25Pond
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Figure 3.28 Pond 44Figure 3.29Pond
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Great Crested Newt Presence Survey
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Weather ConditionsDate Range Temp (
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ERMChiltern Line, Oxford - Bicester
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Chiltern Line, Oxford - Bicester Au
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Annex F7Reptiles
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ERMChiltern LineReptile ReportSepte
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Chiltern Line September 2009Reptile
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Page 515: Chiltern Line September 2009Reptile
Page 540: Annex G1Legislation and PolicyConte
Page 543 and 544: and structured approach to local wa
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Page 547 and 548: The Sequential TestThe Sequential T
Page 549 and 550: Policy NE9 - Flood Risk Assessment
Page 552: Annex G2Flood Risk Assessment(FRA)
Page 558 and 559: 4 Surface Water Runoff Assessments
Page 560 and 561: The railway is an essential infrast
Page 562 and 563: 2 Description of Scheme Works2.1 Ov
Page 564 and 565: ParkwaysidingsAP15Gosford and Water
Page 566 and 567: Figure 32.4 AP3 - Bicester Town Sta
Page 568 and 569: Figure 52.6 AP5 - OXD40 Underbridge
Page 570 and 571: Figure 72.8 AP7 - Merton Footbridge
Page 572 and 573: Figure 92.10 AP9 - Oddington Footbr
Page 574 and 575: Figure 112.12 AP11 - Islip Station
Page 576 and 577: Figure 132.14 AP13 - Water Eaton No
Page 578 and 579: Figure 152.16 AP15 - Gosford and Wa
Page 580 and 581: Figure 172.18 AP17 - Aristotle Lane
Page 582 and 583: Figure 192.20 AP19 - Oxford Station
Page 584 and 585: 3 Application of the Sequential Tes
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Page 588 and 589: 2. The topographic model appears to
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Page 598 and 599: Greenfield runoff rates;Current Bro
Page 600 and 601: Table 3 Summary of impermeable runo
Page 602 and 603: 5 ConclusionsA Level 2 Flood Risk A
Page 604 and 605: 7 Appendix 1: Surface Water RunoffS
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Annex HCultural Heritage andArchaeo
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RCHME 1996 Recording Historic Build
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OARef.NoFeatureType10 ConservationA
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Table H2.2Gazetteer of Undesignated
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OARef. No128 ArchaeologicalInvestig
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OA Feature Type Description SourceR
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OARef. No351Feature Type Descriptio
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219234251#260 273!235! !!!259! !272
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Annex I1S-Paramics ModelledHighway
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NBicester RoadA4260 Oxford RoadKidl
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Bus Capacity SurveyService 2/2A/2B/
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Bus Capacity SurveyService 7A/7B -
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Bus Capacity SurveyService S5 - AM
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Bus Capacity SurveyService 500 - AM
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Bus Capacity SurveyService 700 - AM
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Bicester Bus Capacity SurveyService
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Bicester Bus Capacity SurveyService
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Annex I3Personal Injury Road Traffi
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NCTUBBS LANE FOOT CROSSINGTO BE REP
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Annex I5Parking Accumulation
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Annex I6S-Paramics Model Outputs:Bi
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09:5009:4009:3009:2009:1009:0008:50
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09:5009:4009:3009:2009:1009:0008:50
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18:5018:4018:3018:2018:1018:0017:50
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450Average Journey Time for Soutbou
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450Average Journey Time for Northbo
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Annex JAir Quality
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J2DISPERSION MODELLING METHODOLOGY
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J2.3 MODEL INPUTSJ2.3.1Moving Train
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J2.3.3Time varying emissionsAs the
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J3DMRB SCREENING FOR ROAD TRAFFICJ3
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Table J3.2Traffic Data (as Annual A
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J4CALCULATION OF ACID DEPOSITION AN
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Annex KSupporting Calculations forC
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Chiltern Railways Service Level - E
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Table L1Contaminated Land Risk Rank
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- Recreational or other shortterm/s
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Project Team ConsultantsArdent Mana
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Environmental Statement volume 4 - Chiltern Evergreen3

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