DMRB Volume 4 Section 2 Part 1 (HD 45/15) Geotechnics and drainage. Drainage. Road drainage and the water environment (including amendment No. 1)
Publication Year
2015
Document Status
Withdrawn
Abstract
Gives guidance on the assessment and management of the impacts that road projects may have on the water environment. These include possible impacts on the quality of water bodies and on the existing hydrology of the catchments through which roads pass. Where appropriate, the advice may be applied to existing roads.
Document History
Superseded by DN-DNG-03065 (TII, 2015). DMRB 4.2.1. June 2015 update - Amendment No. 1.
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
Waterloo Road
Dublin 4
NRA
Ireland
