Islington council presentation on Wharfdale Road bridge


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Presentation by officers at West Area Committee 15 September 2009

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Islington council presentation on Wharfdale Road bridge

  1. 1. Karen Sullivan – Head of Spatial Planning and Transport Martijn Cooijmans – Team Leader Transport Planning West Area Committee – 15 September 2009 King’s Cross Pedestrian and Cycle Access
  2. 2. Background <ul><li>King’s Cross Central </li></ul><ul><li>King’s Cross Transport Interchange </li></ul><ul><li>Closure cab road </li></ul>
  3. 3. Wharfdale Road Bridge <ul><li>Longstanding aspiration but no funding </li></ul><ul><li>Connect the junction of York Way and Wharfdale Road with the Boulevard at King’s Cross Central </li></ul><ul><li>The requirement for passive provision for the bridge by Argent expires in 2012 </li></ul><ul><li>Council sought Transport for London funding to develop a business case for the bridge </li></ul>
  4. 4. Wharfdale Road York Way Goods Way Pentonville Road Euston Road The Boulevard
  5. 5. Business Case <ul><li>Standard methodology used by Department for Transport and Transport for London to prioritise transport projects with a value of £2m or more </li></ul><ul><li>Assesses costs and benefits of a transport project over a 30-year period </li></ul><ul><li>Informs the decision, but it is not the decision </li></ul>
  6. 6. Business Case <ul><li>Benefits to pedestrians </li></ul><ul><li>Benefits to cyclists </li></ul><ul><li>Cost of bridge </li></ul><ul><li>Benefit-Cost Ratio </li></ul><ul><li>Sensitivity tests on ambience and cost </li></ul>
  7. 7. Benefits to Pedestrians <ul><li>Bridge catchment area of 800 metres </li></ul><ul><li>Movement between: </li></ul><ul><ul><li>Pentonville area in Islington </li></ul></ul><ul><ul><li>King’s Cross Transport Interchange </li></ul></ul><ul><ul><li>King’s Cross Central </li></ul></ul><ul><li>Growth assumptions of pedestrian numbers in King’s Cross Central and Pentonville </li></ul><ul><li>Time savings of the bridge </li></ul>
  8. 8. Wharfdale Road York Way Goods Way Pentonville Road Euston Road The Boulevard
  9. 9. Benefits to Cyclists <ul><li>One-way traffic only as Wharfdale Road is eastbound only and York Way northbound only </li></ul><ul><li>St Pancras Station blocks east-west cycle movement </li></ul><ul><li>Inconvenience of dismounting and loss of time savings </li></ul>
  10. 11. Bridge Costs <ul><li>Network Rail Bridge to King’s Cross Station platforms used for comparison: £8m </li></ul><ul><ul><li>No gate line needed </li></ul></ul><ul><ul><li>Wharfdale Road Bridge is longer </li></ul></ul><ul><li>Comparison with other similar pedestrian bridges over railway (between £4.7m and £9.7m) </li></ul><ul><li>Comparison with standard construction cost for bridges (between £4.5m and £11.7m) </li></ul><ul><li>Outline bridge design (RIBA stage C) would cost between £40,000 and £120,000 </li></ul>
  11. 12. Bridge Costs – Design Quality <ul><li>Need for high quality design: </li></ul><ul><ul><li>Along King’s Cross Station: listed building </li></ul></ul><ul><ul><li>Near St Pancras International </li></ul></ul><ul><ul><li>Long span over busy railway tracks </li></ul></ul><ul><ul><li>Needs to be fully accessible (lifts or ramps) </li></ul></ul><ul><ul><li>Needs to be safe and secure (especially at night) </li></ul></ul><ul><ul><li>Connect to Europe’s largest new development </li></ul></ul>
  12. 13. Benefit-Cost Ratio (BCR) <ul><li>BCR for the Wharfdale Road Bridge is 0.52 : 1 </li></ul><ul><li>DfT ‘pass-mark’ is BCR 2 : 1 </li></ul><ul><li>TfL ‘pass mark’ is BCR 1.5 : 1 </li></ul><ul><li>Unfunded projects in Islington: </li></ul><ul><ul><li>Archway roundabout: BCR 8 : 1 </li></ul></ul><ul><ul><li>Highbury Corner Roundabout: BCR 10 : 1 </li></ul></ul>
  13. 14. King’s Cross Station S106 <ul><li>Camden Council has secured £1m for improvements to York Way </li></ul><ul><li>Pedestrian improvements south of Goods Way </li></ul><ul><li>New pedestrian crossings on York Way at the junctions with Pentonville Road and Wharfdale Road </li></ul><ul><li>Although the council supports the new crossings, it is lobbying for two-way working on York Way to be investigated </li></ul><ul><li>The council has asked for implementation of these improvements to be delayed by a few months until feasibility of two-way working has been investigated </li></ul><ul><li>Council motion supporting the removal of the King’s Cross gyratory </li></ul>
  14. 15. Benefits of York Way Two-way <ul><li>Reduction of traffic speeds making the street safer and more attractive for pedestrians </li></ul><ul><li>Reduction of vehicle traffic on Wharfdale Road, Caledonian Road and Goods Way </li></ul><ul><li>Introduction of two-way cycle flow on York Way </li></ul><ul><li>Reduced journey times for bus route 390, and better interchange with King’s Cross Station </li></ul><ul><li>However TfL is concerned about the impact on the junction with Pentonville Road and York Way and impact on the inner ring road </li></ul>
  15. 16. Conclusion <ul><li>Business Case for the Wharfdale Road Bridge is poor </li></ul><ul><li>Current economic climate and budget pressures within TfL and the LDA </li></ul><ul><li>Projects with a much better business case are not funded, including Archway and Highbury Corner </li></ul><ul><li>The council is lobbying for York Way two-way </li></ul>
  16. 17. Questions and Comments
  17. 18. Background <ul><li>King’s Cross Central </li></ul><ul><ul><li>Over 450,000 m2 for businesses and employment </li></ul></ul><ul><ul><li>1,700 residential units </li></ul></ul><ul><ul><li>Over 45,000 m2 for retail and food and drink outlets </li></ul></ul><ul><ul><li>Over 71,000 m2 for community use </li></ul></ul><ul><ul><li>Over 28,000 m2 for leisure </li></ul></ul><ul><li>King’s Cross Transport Interchange </li></ul><ul><li>Closure cab road </li></ul>
  18. 19. Background <ul><li>King’s Cross Transport Interchange </li></ul><ul><ul><li>New Northern Ticket Hall (2010) </li></ul></ul><ul><ul><li>High-speed domestic rail services to Kent (end 2009) </li></ul></ul><ul><ul><li>New Western Concourse King’s Cross Station (before 2012) </li></ul></ul><ul><li>Public space improvements </li></ul><ul><ul><li>Pedestrian improvements to York Way </li></ul></ul><ul><ul><li>Southern Square (post 2012) </li></ul></ul><ul><li>Closure cab road </li></ul>
  19. 20. Other Projects <ul><li>Improved pedestrian crossing on York Way at junction with Pentonville Road/Euston Road </li></ul><ul><li>York Way two-way traffic </li></ul><ul><li>Movement and Public Space Strategy </li></ul><ul><li>Masterplan King’s Cross Islington </li></ul><ul><li>Wharfdale Road Bridge </li></ul>
  20. 22. Sensitivity Tests <ul><li>Ambience </li></ul><ul><ul><li>Lighting and CCTV could make the bridge a more attractive alternative than the main roads </li></ul></ul><ul><ul><li>Ramps and lifts may lead to discomfort which could off-set these benefits </li></ul></ul><ul><ul><li>Economic benefits would be minimal </li></ul></ul><ul><ul><li>BCR would increase to 0.73 : 1 </li></ul></ul><ul><li>Cost </li></ul><ul><ul><li>Cost would need to reduce with 65% (BCR 1.5 : 1) or 74% (BCR 2 : 1) </li></ul></ul><ul><ul><li>This is unrealistic given the cost of other bridges, the standard unit cost and required design quality </li></ul></ul>