Document Status
Current
Supplement
Civil & Structural Supplement
Series
DMRB: Drainage
Abstract
Provides guidance for recording inventory and condition of drainage assets and managing flood risk, pollution and cross-asset risks related to drainage.
History
Drainage. Design. Supersedes CD 535 Drainage. Design. Drainage asset data and risk management (formerly HD 43/04, IAN 147/12) Revision 1 (HE, 2019). Design manual for roads and bridges. DMRB. Version 0 dated June 2019. Version 1 dated January 2020 - updates references in the England NAA. Version 1.1.0 dated October 2021 - changes made to core document England NAA.
Subjects
- Civil engineering, infrastructure and public utilities
- Transport facilities
- Road surface water drainage
- Roads
Publisher History
National Highways is an executive non-departmental public body, sponsored by the Department for Transport. It has responsibility for operating, maintaining and improving motorways and major A roads in England. Formerly known as Highways England, between 2015-2021 and Highways Agency, between 1994-2015.