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DMRB: Pavement CD 227 Version 0.1.0 Design for pavement maintenance (formerly HD 30/08, HD 32/16). Version 0.1.0
Publication Year
2025
Document Status
Current
Abstract
Details requirements for investigating pavement maintenance, covering setting up the investigation plan, surveys, coring, different types of maintenance, and design outputs.
Document History
Pavement. Design. Supersedes CD 227 Design for pavement maintenance (formerly HD 30/08, HD 32/16) (HE, 2020). Revision 0 - dated March 2020 - replaces HD 30/08. Version 0.1.0 - dated September 2025. Incremental changes to requirements, based on 5 years experience of using CD 227 and cyclic review.
Publisher Information
National Highways
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.
