Technical memorandum of the design of highway bridge parapets.

1- The attached Technical Memorandum is based on the recommendations of a Panel of the bride Committee of the former Road Research Board. The panel advised on parapets for motorway under and over bridges, and their findings have been extended to cover parapets for all other highway and footbridges.

2- The memorandum is mandatory for the design of parapets over railway and on new bridges over or carrying motorways and trunk roads, and is commended for the design of parapets for bridges over or carrying classified roads.