A2C Volume 1
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ARDEE – CASTLEBLAYNEY CLONTIBRET – BORDER ARDEE – CASTLEBLAYNEY CLONTIBRET – BORDER ARDEE TO CASTLEBLAYNEY ROAD SCHEME CLONTIBRET // BORDER ARDEE TO CASTLEBLAYNEY ROAD SCHEME FEBRUARY 2021 rgb rgb // 22 238 69 60 130 72 #154582 #e83d49 rgb rgb // 44 29 175 29 226 27 #2dafe2 #e8e7e7 OPTION SELECTION REPORT VOLUME 1 - MAIN REPORT [Blank Page] VOLUME 1 – MAIN REPORT N2 Ardee to Castleblayney Road Scheme Project No: 32110000 Document Title: OPTION SELECTION REPORT – VOLUME 1 – MAIN REPORT Document No.: N2-JAC-HWG-A2C-RP-OS-0003 Revision: R0 Document Status: Published Copy Date: February 2021 Client Name: Monaghan County Council Client No: MN/18/16483 & WH0202 Project Manager: Gerry Healy Author: Tomás Cleary File Name: N2-JAC-HWG-A2C-RP-OS-0003.docx Jacobs Engineering Ireland Limited Merrion House Merrion Road Dublin 4, D04 R2C5 Ireland T +353 1 269 5666 F +353 1 269 5497 www.jacobs.com © Copyright 2021 Jacobs Engineering Ireland Limited. The concepts and information contained in this document are the property of Jacobs. Use or copying of this document in whole or in part without the written permission of Jacobs constitutes an infringement of copyright. Limitation: This document has been prepared on behalf of, and for the exclusive use of Jacobs’ client, and is subject to, and issued in accordance with, the provisions of the contract between Jacobs and the client. Jacobs accepts no liability or responsibility whatsoever for, or in respect of, any use of, or reliance upon, this document by any third party. Document history and status Revision Date Description Author Checked Reviewed Approved R0 Feb 2021 Published Copy TC LH GH GH N2-JAC-HWG-A2C-RP-OS-0003 i VOLUME 1 – MAIN REPORT Overarching Structure of Option Selection Report Volume Ref. No. & Title Contents Volume 0 – Executive Summary Volume 1 – Main Report Part A – Route Corridor Drawings Volume 2 – Drawings Part B – Constraints and Environmental Drawings Volume 3 – Constraints Study Report Main Report Volume 4 – Phase 2 Stage 1 Main Report & Associated Appendices Assessment Working Paper Report Volume 5 – Stage 2 Environmental Main Report & Associated Appendices Appraisal Report Part A – Traffic Modelling Report Part B – RSA Stage F Part 1 Report Volume 6 – Engineering Appendices Part C – RSA Stage F Part 2 Report Part D – Cost Benefit Analysis Report Part A – Public Consultation 1 – Study Area & Constraints Volume 7 – Non-Statutory Post Part B – Public Consultation 2 – Route Corridor Options Consultation Reports Part C – Public Consultation 3 – Emerging Preferred Corridor Volume 8 – Project Appraisal Balance PABS Sheet (PABS) N2-JAC-HWG-A2C-RP-OS-0003 ii VOLUME 1 – MAIN REPORT Contents 1. Introduction and Description .............................................................................................................................. 1 1.1 Introduction .............................................................................................................................................................................. 1 1.2 Description of the Project .................................................................................................................................................... 2 1.3 Scheme Development to Date .......................................................................................................................................... 4 1.4 Purpose of the Option Selection Report ........................................................................................................................ 5 1.5 Scheme Objectives ................................................................................................................................................................. 7 1.6 Design Strategies .................................................................................................................................................................... 8 2. Identification of Need ........................................................................................................................................ 10 2.1 Strategic Fit and Priority of the Project ....................................................................................................................... 10 2.2 Development Policy ............................................................................................................................................................ 10 2.3 Project Specific Need .......................................................................................................................................................... 33 3. Consideration of Alternatives and Options .................................................................................................. 35 3.1 Introduction ........................................................................................................................................................................... 35 3.2 Do-Nothing Option ............................................................................................................................................................. 35 3.3 Do-Minimum Option .......................................................................................................................................................... 51 3.4 Do-Something Alternative – Public Transport ......................................................................................................... 56 3.5 Do-Something Option - Traffic Management Option ........................................................................................... 65 3.6 Combination of Public Transport Alternative & Traffic Management Option ............................................. 84 3.7 Do-Something Option – Feasible Route Corridor Option .................................................................................... 87 3.8 Consideration of Alternatives and Options – Conclusion ..................................................................................... 87 4. Traffic Assessment and Option Cross-section ............................................................................................. 88 4.1 Introduction ........................................................................................................................................................................... 88 4.2 Summary of Traffic Modelling ........................................................................................................................................ 88 4.3 Traffic Assessment of Route Corridor Options ...................................................................................................... 103 4.4 Initial Selection of Road Type ...................................................................................................................................... 112 4.5 Consideration of Indicative Junction Design Approach ..................................................................................... 114 5. Constraints Study .............................................................................................................................................. 116 5.1 Introduction ........................................................................................................................................................................ 116 5.2 Definition of the Study Area ......................................................................................................................................... 116 5.3 Existing Constraints .......................................................................................................................................................... 118 6. Non-Statutory Public Consultations ............................................................................................................ 128 6.1 Introduction ........................................................................................................................................................................ 128 6.2 General Overview .............................................................................................................................................................. 128 6.3 Non-Statutory Public Consultation 1 – Study Area & Constraints (June & July 2019) ........................ 129 6.4 Non-Statutory Public Consultation 2 – Route Corridor Options (November & December 2019) .... 130 6.5 Non-Statutory Public Consultation 3 – Route Corridor Options (August to October 2020) .............. 131 6.6 Consultation with Statutory Bodies ........................................................................................................................... 134 7. General Overview of the Three Stage Option Selection Process ........................................................... 135 N2-JAC-HWG-A2C-RP-OS-0003 iii VOLUME 1 – MAIN REPORT 7.1 General Overview .............................................................................................................................................................. 135 7.2 General Options Development and Appraisal Methodology .......................................................................... 136 8. Stage 1 – Preliminary Options Assessment ................................................................................................ 140 8.1 Introduction .......................................................................................................................................................................