Topic outline

  • General

    There are varies different types of parapet before the introduction of design criteria based on containment in 1967. Some of them are

    • Masonry and brick parapets
    • Wrought iron parapets
    • Cast iron parapets
    • Steel parapets
    • Timber
    • In situ or precast concrete parapets



    • Design Standards

      European Standards:

      • EN 1317 Road Restraint systems


      Design Manual for Roads and Bridges (DMRB):

      • TD 19 Requirement for Road Restraint Systems
      • BD 37 Loads for Highway Bridges


      Interim Advice Notes (IANs):

      • IAN 97 Assessment and Upgrading of Existing Vehicle Parapets