STANDARDISED FLEXIBLE PAVEMENT DESIGN FOR RURAL ROADS WITH LIGHT TO MEDIUM TRAFFIC

An empirical approach to pavement design is presented together with introductory notes on the standard specifications of the Rhodesian Ministry of Roads and Road Traffic. Definitions are presented and aspects such as design economics, essential geology, expansive soils, collapsing soils and drainage are covered. The specifications also cover soil grouping classification for design purposes, compaction, climate, design traffic, and construction materials. Other aspects included in the specifications are: termite workings and rock bars, and barriers; surfacings; urban roads; use of symbols for roadbed and subgrade preparation; and design cuts and fills. The preparation of the roadbed and subgrade and the pavement design of minor rural roads with single land surfacing and major rural road with at least 2 bituminous traffic lanes are detailed Tables and figures are presented and design examples are described.

  • Corporate Authors:

    Ministry of Roads and Road Traffic, Rhodesia

    Coghlan Building, Fourth Street
    Salisbury, ZZ Rhodesia   
  • Authors:
    • Mitchell, R L
    • Vander Merwe, C P
    • Geel, H K
  • Publication Date: 1975-6

Media Info

  • Features: Figures; Photos; References; Tables;
  • Pagination: 70 p.

Subject/Index Terms

Filing Info

  • Accession Number: 00127501
  • Record Type: Publication
  • Report/Paper Numbers: SR 1
  • Files: TRIS
  • Created Date: Jan 14 1976 12:00AM