Manual of Contract Documents for Highway Works

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.

Safety Barriers

A study on the performance and cost effectiveness of median safety barriers installed on major roads.

Travel of Errant Vehicle Report

A report on how and where errant vehicles travel after leaving the carriageway.

Passively Safe Gantry Risk Model (PSGRM)

The PSGRM has been developed to help designers determine whether or not a passively safe gantry is suitable for a particular site.

Eurocodes

Information on preparations for the use of Eurocodes in the design of UK highway bridges and structures.