DMRB Volume 4 Section 2 CD 534 Drainage. Design. Chamber tops and gully tops for road drainage and services (formerly HA 104/09, IAN 196/17, IAN 197/17)
Publication Year
2020
Document Status
Withdrawn
Abstract
Details requirements for road chamber top and gully top installations on all-purpose trunk roads and motorways. Also covers the requirements for existing chamber tops in existing carriageways and the annexes include WRc skid test and a decision tree.
Document History
Superseded by National Highways CD 534. Version 0.1.0. May 2022. Supersedes HA 104/09 Geotechnics and drainage. Drainage. Chamber tops and gully tops for road drainage and services: Installation and maintenance (HA, 2009), IAN 196/17 Schemes in design or construction: handling of chamber access covers that may be located in running lanes (HE, 2017) and IAN 197/17 Chamber access covers: programme of assessment/upgrading works for accesses located in a running lane (HE, 2017). Design manual for roads and bridges (DMRB) 4.2.5.
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
