Document Status
Current
Supplement
Civil & Structural Supplement
Series
Wales only Interim Advice Notes
Abstract
Introduces ALARP (as low as reasonably practicable) based risk ranking tools for existing parapets, advises on assessment of parapet and safety barrier supporting members on bridges and retaining walls and advises on substandard parapet connections and transitions.
History
Wales only IANs are issued by the Welsh Government. They contain specific guidance, to be used only in connection with works on the motorway and trunk road network in Wales. IANs must be read in conjunction with the Design Manual for Roads and Bridges (DMRB) and Manual of Contract Documents for Highway Works (MCHW). Details changes to DMRB BA 37/92. Supersedes BA 37/92 and HA IAN 72/06. Supplements and partially supersedes TD 19/06. Applicable to Wales only.
Subjects
- Civil engineering, infrastructure and public utilities
- Transport facilities
- Bridges
- Bridge parapets/parapet anchors/cradle anchors
Publisher History
Now known as the Welsh Government. The Welsh Assembly Government was the devolved government for Wales. They published a number of strategies, policies, consultation papers, circulars, leaflets and posters.