Proposal for Northern Extension of Northolt Tunnel sift report
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- Bu səhifədəki naviqasiya:
- Revision Date Issued for/Revision details Revised by
- Name Data
- London West Midlands Northolt Tunnel Extension - SIFT Report
- Introduction ............................................................................................................... 6
- Assumptions .............................................................................................................. 9
| `Code 1 -
Accepted
C222-ATK-DS-REP-020-000034 |P06 | 27 Feb 2015 Proposal for Northern Extension of Northolt
SIFT Report
Revision Date Issued for/Revision details Revised by P01
13.06.2014 Issued for review HSF P02
30.01.2015 Review and update to include HS2 comments SS
P03 24.02.2015 Updated to include comments and Rail Systems info AR P04
26.02.2015 Updated following review AR P05
27.02.2015 Updated for final review AR P06
02.03.2015 Final
AR
Data FOI / EIR None Document type Report Directorate London West Midlands WBS
B320 & PE.06.57 Keywords Colne Valley Viaduct, Northolt Tunnel, River Colne Authors
H S Farrant Checker
Roger Weber Approver Andy Robson Owner
C222 Atkins Review Directorate LWM TD Employer’s Lead Reviewer Neil Cowie Authorised for use
`Code 1 -
Accepted Uncontrolled when printed INTERNAL INFORMATION
Northern Extension of Northolt Tunnel SIFT Report Northern Extension of Northolt Tunnel SIFT Report C222-ATK-DS-REP-020-000034 Revision – P06
2 Uncontrolled when printed
INTERNAL INFORMATION London West Midlands Northolt Tunnel Extension - SIFT Report
Page number 1.
4.1
General .................................................................................................................. 9
4.2
Applicable Safety Standards ............................................................................... 10
5.1
Study Area ........................................................................................................... 12
5.2
Site Constraints ................................................................................................... 12
5.3
Environmental Constraints ................................................................................. 13
5.4
Land and Property Constraints ........................................................................... 13
5.5
Engineering Construction .................................................................................... 13
5.6 Rail Systems Construction ................................................................................... 14
6.1
General ................................................................................................................ 15
6.2
Intervention Gap Development .......................................................................... 15
6.3
Provision for Heathrow Spurs - General ............................................................. 17
6.4
Development of Railhead Location - General ..................................................... 19
6.5
Development of Intervention Shaft Locations - General .................................... 21
6.6
Impact on Rail Systems ....................................................................................... 25
6.7
Northolt Tunnel Construction and Logistics - General ....................................... 30
6.8
Impact on Northolt Tunnel Construction - General ............................................ 32
6.9
Option A (Proposed Scheme) – Hybrid Bill ......................................................... 33
6.10
Option B – Tunnelled Option with Passive Heathrow Spur Provision ................ 34
6.11
Option C – Tunnelled Option without Passive Heathrow Spur Provision ........... 35
7.1
Construction Costs .............................................................................................. 36
7.2
Programme Impacts ............................................................................................ 37
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