Site updates

5th July – IAN 129/10 added to IANs Page.

24th June – June 2010 DMRB available

17th May – The contents of this website are under review following the formation of a new UK Government. Therefore, there will be no update to the DMRB in May. Update to DMRB due for publication on 24 June 2010. There will be no update to the MCHW.

6th April – IANs 123/10 and 128/10 added to IANs Page

10th February – There will be no update to the DMRB in February 2010.

23rd November – IAN 111/08 superseded, IAN 111/09 added to IANs Page.

Design Manual for Roads and Bridges (DMRB)

(Please Note: An Alpha Numeric Index for the entire DMRB can be found in Volume 0 Section 1 Part 1)

DMRB Table of Contents
Volume
Volume 0	Introduction and General Requirements
Volume 1	Highway Structures: Approval Procedures and General Design
Volume 2	Highway Structures: Design (Substructures & Special Substructures), Materials
Volume 3	Highway Structures: Inspection & Maintenance
Volume 4	Geotechnics & Drainage
Volume 5	Assessment & Preparation of Road Schemes
Volume 6	Road Geometry
Volume 7	Pavement Design & Maintenance
Volume 8	Traffic Signs & Lighting
Volume 9	Traffic Control & Communications
Volume 10	Environmental Design
Volume 11	Environmental Assessment
Volume 12	Traffic Appraisal of Road Schemes
Volume 13	Economic Assessment of Road Schemes
Volume 14	Economic Assessment of Road Maintenance
Volume 15	Economic Assessment of Road Schemes in Scotland

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Air Quality

Revised guidance for air quality assessments. Downloadable air quality spreadsheets available.

Highways Agency Accepted EN 1317 Compliant Road Restraint Systems

A list of products that the HA are aware have the required declaration of performance.

Road Restraint Assessment Process (RRRAP)

'Road Restraint Risk Assessment Process (RRRAP) 'Excel spreadsheet which enables designers to establish the need for a vehicle restraint and, if so, its performance requirements.