DMRB Volume 4 Section 2 CD 521 Drainage. Design. Hydraulic design of road edge surface water channels and outlets (formerly HA 37/17, HA 78/96, HA 113/05, HA 119/06) (Withdrawn)
Publication Year
2019
Document Status
Withdrawn
Abstract
Describes a method of measuring the length of road between outlets drained by a given size of surface water channel constructed along the edge of the road. The design method can be used for channels of triangular, rectangular or trapezoidal cross section.
Document History
Superseded by CD 521 Hydraulic design of road edge surface water channels and outlets (formerly HA 37/17, HA 78/96, HA 113/05, HA 119/06). Revision 1 (HE, 2020). Supersedes: HA 37/17 Geotechnics and drainage. Drainage. Hydraulic design of road-edge surface water channels (HE, 2017) HA 78/96 Geotechnics and drainage. Drainage. Design of outfalls for surface water channels (HA, 1996) HA 113/05 Geotechnics and drainage. Drainage. Combined channel and pipe system for surface water drainage (HA, 2005) HA 119/06 Geotechnics and drainage. Drainage. Grassed surface water channels for highway runoff (HA, 2006) Design manual for roads and bridges (DMRB). The Highways Agency is now known as Highways England.
Publisher Information
Highways England
Highways England is now known as National Highways and was responsible for the operation, maintenance and improvement of England's motorways and major A roads. It was an executive non-departmental public body, sponsored by the Department for Transport and was formerly known as Highways Agency.
National Traffic Operations Centre
3 Ridgeway
Quinton Business Park
Birmingham
HE
UK
Website: www.highways.gov.uk
Email: info@highwaysengland.co.uk
Tel: 0300 123 5000
