DMRB Volume 2 Section 2 Part 9 (BD 78/99) Highway structures: Design (substructures and special structures) materials. Special structures. Design of road tunnels (Including NRA addendum - Dec 2000)
Publication Year
1999
Document Status
Withdrawn
Abstract
Describes the procedures required for the design of new or refurbished road tunnels located within motorways and other trunk roads. It gives guidance on the necessary equipment and operational and maintenance systems that need to be considered by the designer to facilitate continued effective and safe operation.
Document History
Superseded by DN-STR-03002 (TII, 2002). NRA DMRB 2.2.9. Not formally implemented by the NRA for use in Ireland, but should be considered as background reading.
Publisher Information
National Roads Authority
The National Roads Authority's (NRA) primary function, under the Roads Act 1993, was to secure the provision of a safe and efficient network of National roads. They were responsible for the planning and supervision of construction and maintenance, publishing the NRA DMRB and NRA MCDRW. In 2016 the NRA merged with the Railway Procurement Agency (RPA) to form a new organisation, Transport Infrastructure Ireland (TII).
St Martin's House
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NRA
Ireland
