Site Updates

August Update 2019 :

Design Manual for Roads and Bridges

GG 000 Alphanumeric and Volume Contents August 2019
CD 122 Geometric design of grade separated junctions 6.2.1 (supersedes TD 22/06 Layout of Grade Separated Junctions and TD 39/94 The Design of Major Interchanges. In combination with CD 123, this document supersedes TD 40/94 Layout of Compact Grade Separated Junctions).
CD 123 Geometric design of at-grade priority and signal-controlled junctions 6.2.6 (supersedes TD 41/95 Vehicular Access to All Purpose Trunk Roads, TD 42/95 Geometric Design of Major/Minor Priority Junctions. In combination with CD 122, this document supersedes TD 40/94 Layout of Compact Grade Separated Junctions. This document supersedes those parts of TD 50/04 The Geometric Layout of Signal-Controlled Junctions and Signalised Roundabouts and TD 70/08 Design of Wide Single 2+1 Roads relating to priority and signal-controlled junctions)
CD 521 Hydraulic design of road edge surface water channels and outlets 4.2.4 (supersedes HA 37/17 Hydraulic Design of Road-Edge Surface Water Channels, HA 78/96 Design of Outfalls for Surface Water Channels, HA 113/05 Combined Channel and Pipe System for Surface Water Drainage, HA 119/06 Grassed Surface Water Channels for Highway Runoff)
CD 622 Managing geotechnical risk 4.1.2 (supersedes HD 22/08 Managing Geotechnical Risk, BD 10/97 Design of Highway Structures in Areas of Mining Subsidence, HA 120/08 Guidance on the Trenchless Installation of Services Beneath Motorways and Trunk Roads)
CS 228 Skidding resistance 7.3.1 (supersedes HD 28/15 Skidding Resistance)
LA 110 Material assets and waste 11.3.13 (supersedes IAN 153/11 Guidance on the Environmental Impact Assessment of Materials)
LA 113 Road drainage and the water environment 11.3.10 (supersedes HD 45/09 Road Drainage and the Water Environment)
BD 10/97 Design of Highway Structures in Areas of Mining Subsidence 1.3.14 (superseded by CD 622 Managing geotechnical risk)
HA 37/17 Hydraulic Design of Road-Edge Surface Water Channels 4.2.4 (superseded by CD 521 Hydraulic design of road edge surface water channels and outlets)
HA 78/96 Design of Outfalls for Surface Water Channels 4.2.1 (superseded by CD 521 Hydraulic design of road edge surface water channels and outlets)
HA 113/05 Combined Channel and Pipe System for Surface Water Drainage 4.2.6 (superseded by CD 521 Hydraulic design of road edge surface water channels and outlets)
HA 119/06 Grassed Surface Water Channels for Highway Runoff 4.2.9 (superseded by CD 521 Hydraulic design of road edge surface water channels and outlets)
HA 120/08 Guidance on the Trenchless Installation of Services Beneath Motorways and Trunk Roads 4.1.8 (superseded by CD 622 Managing geotechnical risk)
HD 22/08 Managing Geotechnical Risk 4.1.2 (superseded by CD 622 Managing geotechnical risk)
HD 28/15 Skidding Resistance 7.3.1 (superseded by CS 228 Skidding resistance)
HD 45/09 Road Drainage and the Water Environment 11.3.10 (superseded by LA 113 Road drainage and the water environment)
TD 22/06 Layout of Grade Separated Junctions 6.2.1 (superseded by CD 122 Geometric design of grade separated junctions)
TD 39/94 The Design of Major Interchanges 6.2.4 (superseded by CD 122 Geometric design of grade separated junctions)
TD 40/94 Layout of Compact Grade Separated Junctions 6.2.5 (superseded by CD 122 Geometric design of grade separated junctions and CD 123 Geometric design of at-grade priority and signal-controlled junctions)
TD 41/95 Vehicular Access to All Purpose Trunk Roads 6.2.7 (superseded by CD 123 Geometric design of at-grade priority and signal-controlled junctions)
TD 42/95 Geometric Design of Major/Minor Priority Junctions 6.2.6 (superseded by CD 123 Geometric design of at-grade priority and signal-controlled junctions)
TD 50/04 The Geometric Layout of Signal-Controlled Junctions and Signalised Roundabouts 6.2.3 (superseded by CD 123 Geometric design of at-grade priority and signal-controlled junctions and previously published CD 116 Geometric design of roundabouts)

IAN

IAN 153/11 Guidance on the Environmental Impact Assessment of Materials (superseded by LA 110 Material assets and waste)
IAN 145/16 Directional signs on Motorway and all-purpose Trunk roads At grade and compact Grade separated junctions (withdrawn and no replacement)
IAN 144/16 Directional signs on Motorway and all-purpose Trunk roads Grade separated junctions (withdrawn and no replacement)

Welcome to Standards for Highways

On this site you will find all the essential documents on the the design, construction and maintenance of highways.

Use the navigation links to access the following: