DMRB Volume 4 Section 1 CD 622 Geotechnics. General information. Managing geotechnical risk (formerly HD 22/08, BD 10/97, HA 120/08)
Publication Year
2019
Document Status
Withdrawn
Abstract
Sets out the procedures to be followed for approval and certification of geotechnical activities. Covers requirements, risk management, registration, reporting, categories, specific risks and requirements for trenchless construction, and for areas of underground void risk and past mining.
Document History
Superseded by CD 622 Managing geotechnical risk (formerly HD 22/08, BD 10/97, HA 120/08). Revision 1 (HE, 2020). Supersedes HD 22/08 Geotechnics and drainage. Earthworks. Managing geotechnical risk (HA, 2008), BD 10/97 Highway structures: Approval procedures and general design. General design. Design of highway structures in areas of mining subsidence (HA, 1997), and HA 120/08 Geotechnics and drainage. Earthworks. Guidance on the trenchless installation of services beneath motorways and trunk roads (HA, 2008). Design manual for roads and bridges, DMRB, 4.1.2.
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
