Design Manual for Roads and Bridges: Volume 9

Network - Traffic Control and Communications

Follow the links to view the sub contents for that section.

Section 1 Communications - Standard of Provision
Section 2 Communications - Design Guide
Section 3 Traffic Control and Surveillance - Standards of Provision
Section 4 Systems Design

Part 1

TA 72/97 National Motorway Communications Systems (NMCS)
Welsh Addendum applicable for use in Wales

Part 2

TA 73/97 Motorway Emergency Telephones
Welsh Addendum applicable for use in Wales

Part 3

TA 74/05 Motorway Signalling Welsh Addendum applicable for use in Wales

Part 4

TA 75/97 Motorway Transmission Design
Welsh Addendum applicable for use in Wales

Part 5

TA 76/97 Motorway Control Offices
Welsh Addendum applicable for use in Wales

Part 6

TA 83/05 Guide to the Use of Variable Message Signs for Strategic Traffic
Management on Trunk Roads and Trunk Road Motorways Scottish, Welsh and
Northern Ireland Addenda applicable for use in Scotland, Wales and Northern Ireland.
Section 5 Infrastructure Design

Quick Links

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.