DMRB Volume 9 Section 3 Part 1 (HD 20/92) Network - traffic control and communications. Traffic control and surveillance - standards of provision. Loop detectors for motorways (Including NRA addendum - Dec 2000)
Publication Year
1992
Document Status
Withdrawn
Abstract
Gives requirements for the installation of loop detectors in new motorways, and existing motorways receiving major maintenance.
Document History
NRA DMRB 9.3.1. Superseded by NRA DMRB HD 20/13.
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).
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