Site updates

13th MarchIAN 104/15 added to IANs Page.

Design Manual for Roads and Bridges: Volume Contents Pages and Alpha-Numeric Index
BD 54/15: Management of Post-Tensioned Concrete Bridges

30th JanuaryIANs 185/15 and 186/15 added to IANs Page.

7th JanuaryIAN 166/14 added to IANs Page.


For more information about pilots and trials on the Highways Agency network or the Guide itself please contact:

Max Brown (

Telephone: ++44 (0) 1173 728541

Highways Agency
Safety, Standards and Research Directorate
Temple Quay House
2 The Square
Temple Quay







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Further Technical Documents

All the material previously located in the ‘Quick Links’ area of this page can now be found in the new ‘Further Further Technical Information’ section.