A5 Western Transport Corridor
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A5 Western Transport Corridor Environmental Statement Volume 1 February 2016 Produced for Prepared by Project Office: Mouchel Shorefield House 30 Kinnegar Drive Holywood County Down Northern Ireland BT18 9JQ T 028 9042 4117 F 028 9042 7039 E [email protected] Preface The Department for Regional Development, Transport NI is proposing an upgrade of the A5 corridor by building a new dual carriageway between New Buildings and Aughnalcoy – the A5 Western Transport Corridor. This Environmental Statement 2016 (ES) reports the findings of detailed environmental assessments undertaken during the development of the Proposed Scheme 2016. Information relating to the Environmental Statement and supporting documentation is available in three Volumes: Volume 1 – Environmental Statement Volume 2 – Figures Volume 3 – Appendices (5 Parts) A copy of the Environmental Statement, together with a Non-Technical Summary outlining the information provided in the ES, has been deposited at each of the locations indicated overleaf and will be available for inspection, free of charge, until 4th April 2016 during normal opening hours. Hard copies of the Non-Technical Summary and electronic copies of the whole ES (CD) are available free of charge, on written request, from: Seamus Keenan, Transport NI Western Division, Boaz House, 15 Scarffe’s Entry, Omagh, BT78 1JE. The whole ES can also be viewed on the project website (www.a5wtc.com) Deposit Locations The Environmental Statement is available for inspection, free of charge, at the following deposit locations. TransportNI Western TransportNI Londonderry & TransportNI Division Strabane Section Office, Fermanagh & Omagh County Hall 1 Crescent Road, Section Office Drumragh Avenue Londonderry 32 Deverney Road Omagh BT47 2NQ Arvalee BT79 7AF Omagh BT79 0JJ TransportNI TransportNI TransportNI Headquarters Room 213 Mid-Ulster (South) Section Londonderry & Strabane Clarence Court Office Section Office 10-18 Adelaide Street Moygashel Depot 20 Derry Road Belfast Main Street Strabane BT2 8GB Moygashel BT82 8DX BT71 7QR Mid Ulster District Council Derry City & Strabane Derry City & Strabane Circular Road District Council District Council Dungannon 98 Strand Road, 47 Derry Road BT71 6DT Londonderry Strabane BT48 7NN BT82 8DY Fermanagh and Omagh Donegal County Council Monaghan County Council District Council Public Services Centre Roads Office The Grange Drumlonagher Mtek II Office Mountjoy Road Donegal Armagh Road Omagh Monaghan BT79 7BL Expressions of support, representations, or opinions should be sent to the Divisional Manager, Roads Service Western Division, County Hall, Drumragh Avenue, Omagh, BT79 7AF. Expressions of support, representations, or opinions will be accepted up to 4th April 2016. Document Control Sheet Project Title A5 Western Transport Corridor Report Title Environmental Statement Volume 1 Revision REV A Document Reference Number: 718736-3000-R-008 Status FINAL Control Date February 2016 Record of Issue Issue Statu s Author Date Check Date Authorised Date 1 FINAL S. Ireland 10.01.16 P. Reid 11.01.16 P. Edwards 15.01.16 Distribution Organisation Contact Copies Department for Regional David Millar 1 (e) Development, TransportNI Seamus Keenan 1 (e) Contents VOLUME 1: ENVIRONMENTAL STATEMENT 1 INTRODUCTION ....................................................................................... 1-1 1.1 The A5 Western Transport Corridor (A5WTC) ............................................ 1-1 1.2 The Proposed Scheme ................................................................................ 1-1 1.3 Phasing ........................................................................................................ 1-2 1.4 The Environmental Impact Assessment ...................................................... 1-3 1.5 The content of the Environmental Statement .............................................. 1-3 1.6 The structure of the Environmental Statement ............................................ 1-5 2 THE NEED FOR THE SCHEME ............................................................... 2-1 2.1 Policy Context .............................................................................................. 2-1 2.2 The Existing A5 ............................................................................................ 2-2 3 CONSULTATION ...................................................................................... 3-1 3.1 Overall Approach ......................................................................................... 3-1 3.2 Public Exhibitions ......................................................................................... 3-1 3.3 Statutory Consultees and Other Stakeholders ............................................ 3-3 3.4 Landowners and other Affected Parties ....................................................... 3-4 4 ALTERNATIVES ....................................................................................... 4-1 4.1 Alternative alignments .................................................................................. 4-1 4.2 Refinement of the preferred route ................................................................ 4-6 4.3 Development of the Proposed Scheme ....................................................... 4-9 5 THE EXISTING ENVIRONMENT .............................................................. 5-1 5.1 Context ......................................................................................................... 5-1 5.2 New Buildings to South of Strabane ............................................................ 5-1 5.3 South of Strabane to South of Omagh ......................................................... 5-2 5.4 South of Omagh to Aughnacloy ................................................................... 5-5 6 THE PROPOSED SCHEME ...................................................................... 6-1 6.1 Introduction .................................................................................................. 6-1 6.2 Design Standards......................................................................................... 6-1 6.3 Predicted traffic flows ................................................................................... 6-2 6.4 Road alignment ............................................................................................ 6-3 6.5 Junctions .................................................................................................... 6-14 6.6 Side roads .................................................................................................. 6-16 6.7 Structures ................................................................................................... 6-16 6.8 Flood compensation areas ......................................................................... 6-20 6.9 Watercourse diversions ............................................................................. 6-20 6.10 Deposition areas ........................................................................................ 6-20 6.11 Drainage ..................................................................................................... 6-21 6.12 Lighting ....................................................................................................... 6-23 6.13 Works to existing utilities ............................................................................ 6-23 6.14 Land Use Requirements ............................................................................ 6-25 6.15 Landscape proposals and environmental mitigation.................................. 6-26 6.16 Construction ............................................................................................... 6-37 7 SCOPING AND INTRODUCTION TO THE ASSESSMENTS ................... 7-1 7.1 Scoping of potential impacts ........................................................................ 7-1 7.2 Format of the assessment chapters ............................................................ 7-2 8 AIR QUALITY ........................................................................................... 8-1 8.1 Executive summary ...................................................................................... 8-1 8.2 Scope of the assessment ............................................................................. 8-1 8.3 Statutory and planning context .................................................................... 8-4 8.4 Methods of assessment ............................................................................... 8-5 8.5 Baseline Environment ................................................................................ 8-10 8.6 Predicted impacts and mitigation ............................................................... 8-12 8.6 Conclusions and effects ............................................................................. 8-20 9 CULTURAL HERITAGE ........................................................................... 9-1 9.1 Executive summary ...................................................................................... 9-1 9.2 Scope of the assessment ............................................................................. 9-1 9.3 Statutory and planning context .................................................................... 9-2 9.4 Method of assessment ................................................................................. 9-2 9.5 Baseline environment .................................................................................. 9-8 9.6 Predicted impacts......................................................................................