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DMRB Volume 4 Section 2 CD 526 Revision 3 Drainage. Design. Spacing of road gullies (formerly HA 102/17). Revision 3
Publication Year
2020
Document Status
Current
Abstract
Provides design guidance to measure the length of road between gullies that can be drained by grating and kerb outlets. Looks at the different types of gully grating and kerb inlets, and the factors involved with hydraulic design.
Document History
Supersedes HA 102/17 Geotechnics and drainage. Drainage. Spacing of road gullies (Incorporating amendment dated February 2018) (HE, 2018). Design manual for roads and bridges (DMRB). The Highways Agency is now known as Highways England. Revision 1 dated October 2018. Corrects errors in equations in Section 5, Appendix A and Appendix B and incorrect information in the symbols table. Revision 2 dated October 2019. Corrects typographical errors in Equation 5.14.1N2b, B5 1) in Appendix B and Equation C.7 in Appendix C. Revision 3 dated January 2020. Corrects typographical errors in Equation C.7 in Appendix C.
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
