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NR/L2/CIV/084

Management of Tunnels

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Organization: NR
Publication Date: 2 March 2019
Status: active
Page Count: 51
scope:

This document applies to Tunnels managed by Network Rail.

The control framework set out in this policy document excludes the following:

a) Occupational health and safety requirements for applying controls;

b) Commercial and contractual responsibilities.

The requirements for the management of structures are set out in NR/L1/CIV/032.

This document does not cover specific requirements for the Examination, Design or Assessment of Tunnels.

For Lined Tunnels, Tunnel Structural Assessments shall be carried out in accordance with NR/L3/CIV/170 "Assessment of Tunnels".

Purpose

To set out the approach for the management of Tunnels through their lifecycle to meet the requirements in Network Rail's Tunnels' Asset Policy and Asset Management Strategy.

To provide a framework to support the operating business to deliver safe, reliable and sustainable Tunnels throughout their lifecycle by mitigating risks to Tunnels managed by Network Rail.

Document History

NR/L2/CIV/084 ISSUE 3
December 4, 2021
Management of Tunnels
This document applies to Tunnels managed by Network Rail.  The control framework set out in this document excludes the following:   a) Occupational health and safety requirements for applying...
NR/L2/CIV/084
March 2, 2019
Management of Tunnels
This document applies to Tunnels managed by Network Rail. The control framework set out in this policy document excludes the following: a) Occupational health and safety requirements for applying...
RT/CE/S/084 ISSUE 1
April 1, 2004
Management of Existing Tunnels (aka NR/SP/CIV/084)
This Specification applies to all Tunnels and other structures that have been assigned Structure Category C in accordance with RT/CE/P/032, and to those appointed by Network Rail to be responsible...

References

This document references:
NR/L2/CIV/169 ISSUE 2 - Design of Tunnels
Published by NR on December 4, 2021
Ownership and management This standard defines the requirements for new Tunnels and refurbishment works within existing Tunnels and is intended for use by all those involved with the design process....
This document references:
NR/L3/CIV/170 - Assessment of Tunnels
Published by NR on March 2, 2019
This standard is to be used to determine the structural adequacy of existing Tunnels, and their components, in the specific circumstances when a Tunnel Structural Assessment is required by the...
This document references:
NR/L2/CIV/003 - Engineering and Architectural Assurance of Building and Civil Engineering Works
Published by NR on September 5, 2020
Types of Assets This business process applies to these types of assets: NOTE 1: These assets are otherwise known as B&C infrastructure and are defined in NR/L1/CIV/032 (Structures and Tunnels),...
This document references:
NR/L2/CIV/169 ISSUE 2 - Design of Tunnels
Published by NR on December 4, 2021
Ownership and management This standard defines the requirements for new Tunnels and refurbishment works within existing Tunnels and is intended for use by all those involved with the design process....
This document references:
NR/L3/CIV/006 - Structures, Tunnels and Operational Property Examinations
Published by NR on September 7, 2019
This document applies to the asset groups defined in NR/L1/CIV/032. NOTE: drainage assets are outside the scope covered by this standard – see NR/L2/CIV/005. Purpose This document is the overarching...
This document references:
NR/L3/CIV/028 - Reporting of Structures and Operational Property Safety Related Events
Published by NR on September 7, 2019
This work instruction applies to: a) the management of safety related events for structures and operational property that impact the operational railway irrespective of ownership; and b) Network Rail...
This document references:
NR/L3/CIV/170 - Assessment of Tunnels
Published by NR on March 2, 2019
This standard is to be used to determine the structural adequacy of existing Tunnels, and their components, in the specific circumstances when a Tunnel Structural Assessment is required by the...
This document is referenced by:
NR/L3/CIV/006/4A - Structures, Tunnels and Operational Property Examinations: Examination of Tunnels
Published by NR on September 7, 2019
This module applies to the examination of Network Rail owned, managed, shared and outside party Tunnels and their components. This includes the examination of cut and cover Tunnels, unless stated in...
This document is referenced by:
NR/L1/CIV/001 - The Management of Buildings and Civils Infrastructure
Published by NR on March 6, 2021
This document applies to all Network Rail owned B&C Infrastructure throughout their entire life, including where non-operational and leased by outside parties. NOTE 1: Lease arrangements may alter...
This document is referenced by:
ACC/CNG/CO/001 ISSUE 130 - Changes from Last Issue (aka NR/IHS/CHANGES)
January 9, 2024
Lists all the new documents published in the last quarter
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