TRANSPORT FOR LONDON RIVER CROSSINGS: SILVERTOWN TUNNEL SUPPORTING TECHNICAL DOCUMENTATION This report is part of a wider INTRODUCTORY suite of documents which TRANSPORT ASSESSMENT outline our approach to traffic, environmental, optioneering Transport for London and engineering disciplines, October 2014 amongst others. We would like to know if you have any This report presents the existing comments on our approach to transport network and travel demand by this work. To give us your all transport modes in east and southeast views, please respond to our London with a specific focus on river consultation at crossings. It assesses the transport www.tfl.gov.uk/silvertown- impacts of the proposed Silvertown tunnel Tunnel: • Construction impacts; Please note that consultation • Impacts on all transport modes; on the Silvertown Tunnel is • Traffic impacts on users of the tunnel running from October – and the surrounding road network; December 2014. • Potential cross-river public transport improvements. The report sets out potential measures to mitigate any negative impacts identified. TRANSPORT FOR LONDON This report (or note) forms part of a suite of documents that support the public consultation for Silvertown Tunnel in Autumn 2014. This document should be read in conjunction with other documents in the suite that provide evidential inputs and/or rely on outputs or findings. The suite of documents with brief descriptions is listed below:- Silvertown Crossing Assessment of Needs and Options This report sets out in detail, the need for a new river crossing at Silvertown, examines and assesses eight possible crossing options and identifies the preferred option. Outline strategy for user charging at Blackwall and Silvertown Tunnels This note sets out TfL’s emerging approach to charging at Blackwall and Silvertown Tunnels. Silvertown Tunnel Traffic Forecasting Report This report presents the traffic impacts that the Silvertown Tunnel would have on the highway network. Silvertown Tunnel Introductory Transport Assessment This report presents the existing transport network and travel demand and assesses the transport impacts of the proposed Silvertown Tunnel. Silvertown Tunnel Outline Business Case, including: o Economic Assessment Report o Distributional Impact Appraisal o Social Impact Assessment Sets out the evidence for intervening in the transport system to address the issues of congestion and road network resilience at the Blackwall Tunnel. Silvertown Tunnel Introductory Environmental Assessment Report This report summarises the environmental work undertaken to date and presents an early indication of the potential impacts of the proposal and the mitigation measures being considered. Silvertown Tunnel Introductory Equalities Impact Assessment Report This report presents an early indication of the potential impacts of the proposal on gender, race and age groups. It also outlines potential mitigation measures to encourage a positive impact. Silvertown Tunnel Introductory Health Impact Assessment Report This report presents an early indication of the potential impacts of the proposal on health and wellbeing. It also outlines potential mitigation measures to encourage a positive impact. Silvertown Tunnel: Introductory Transport Assessment Date: October 2014 Version: 1.0 Document control Version Date Description Author Approved Number 1.0 October 2014 Final draft MW/TW RDC Silvertown Tunnel TA V1.0 2 CONTENTS 1. Introduction ................................................................................................................... 5 Purpose 5 Transport Assessment Scope 5 Project objectives 6 Project description 6 2. Relevant transport policy ................................................................................................ 9 Introduction 9 Nationally Significant Infrastructure Project (NSIP) 9 National policy 9 London-wide policy 11 Sub-regional transport policies 15 Local plans and policies – host boroughs 15 Local planning documents – adjoining boroughs and other interested authorities 18 3. Current transport networks .......................................................................................... 19 Introduction 19 Local walking network 19 Cycling network 22 Public transport network 23 Road network 28 4. Current travel patterns ................................................................................................. 32 Introduction 32 Pedestrians 32 Cyclists 33 Public transport users 34 Road traffic 37 Summary 42 5. Current network performance issues ............................................................................ 43 Introduction 43 Walking and cycling networks 43 Public transport networks 43 Road network 43 6. Future transport networks and performance ................................................................. 46 Introduction 46 3 Changes in population and employment 46 Walking and cycling 48 Public transport 48 Road network 52 7. Impacts of the proposed scheme ................................................................................. 54 Introduction 54 Walking network 54 Cycling network 54 Public transport networks 54 Road network 58 Cross-river connectivity 61 Trip generation, distribution and mode shift 62 Strategic road network 69 Local road network 79 8. Impacts of construction of the proposed scheme ........................................................ 80 Construction programme 80 Construction traffic 80 Silvertown highways work phases 82 Greenwich highways work phases 84 Walking network 85 Cycling network 86 Public transport network 87 Road network 88 River network 89 Construction mitigation 90 9. Summary of impacts ..................................................................................................... 92 Summary of impacts 92 Walking and Cycling networks 93 Public transport 93 Local road network 93 4 1. Introduction Purpose 1.1. As part of the River Crossings Programme outlined in the London Plan and the Mayor’s Transport Strategy, Transport for London is proposing to construct twin bored road tunnels under the river Thames between the Greenwich Peninsula and Silvertown (“the Silvertown Tunnel”). 1.2. This transport assessment has been prepared in line with current guidance, namely Department for Transport (2007) Guidance on Transport Assessment and Transport for London (2010) Transport assessment best practice guidance document. 1.3. The report first summarises relevant policy and then describes the existing conditions in terms of transport provision, demand and network performance issues for all transport modes. It then assesses the impacts of the proposed scheme and its construction impacts. Potential measures to mitigate negative construction impacts are outlined. 1.4. This report is an Introductory Transport Assessment and forms one of several documents for public consultation commencing in October 2014. It will be updated prior to the statutory consultation on the scheme to be undertaken in 2015 and the submission of the DCO application. 1.5. It should be read in conjunction with the other documents, and most specifically with the Silvertown Crossing Assessment of Needs and Options and the Silvertown Tunnel Traffic Forecasting Report. Transport Assessment Scope 1.6. The non-statutory consultation provides an opportunity for stakeholders to comment on the scope of the Transport Assessment prior to its completion for the DCO submission. 1.7. The assessment sits within a suite of documents for public consultation on the Silvertown Tunnel project. The proposal for a tunnel at this location was reached following an assessment of a number of strategic options described in the Silvertown Crossing Assessment of Needs and Options. Included in the suite of documents, Appendix A of the Silvertown Tunnel Outline Business Case comprises an assessment of the technical aspects of different tunnel engineering options. The accompanying Outline strategy for user charging at Blackwall and Silvertown Tunnels describes the work undertaken to develop an appropriate user charging strategy. 1.8. This Introductory Transport Assessment does not include a discussion of the different scheme options. Its scope is to set out all of the transport-related impacts of the proposed Silvertown Tunnel scheme and identify potential mitigation measures where appropriate. 1.9. A separate consultation has recently concluded on proposals for replacement of the Woolwich Ferry and new crossings east of Silvertown. These proposals are outside the scope of the assessment in this report. 5 Project objectives 1.10. The project objectives used to assess the strategic river crossing options at Silvertown are defined in the Silvertown Crossing Assessment of Needs and Options. These objectives draw from the draft National Policy Statement for National Networks, Mayoral policy as set out in the London Plan and MTS, information gathered from the assessment of needs including the latest information on population growth and responses to consultation. The following project objectives have been adopted: • PO1: to improve the resilience of the river crossings in the highway network in east and southeast London to cope with planned and unplanned events and incidents • PO2: to improve the road network performance of the Blackwall Tunnel and its approach roads • PO3: to support growth in east and southeast London by providing improved cross-river transport links for business and services • PO4: to integrate with local and strategic land use policies • PO5: to minimise any adverse impacts