SEALED VS UNSEALED ROAD SPEEDS: A STUDY OF SPEEDS ON SECTIONS OF RURAL ROADS BEFORE AND AFTER SEAL EXTENSION

A comparison of average vehicle speed on lengths of rural roads prior and subsequent to sealing extension works was undertaken during 1996 for thirty one sites. The results indicated speeds on unsealed roads are generally lower than those currently presumed in the Project Evaluation Manual (July 1994), and the effect of sealing "as is" (no increase in carriageway width) also not as great as assumed. A provisional table is proposed for use when predicting increase in average travel speed when an unsealed road is sealed. (a)

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  • Corporate Authors:

    California Transit Association

    1414 K Street, Suite 320
    Sacramento, CA  United States  95814-2967
  • Authors:
    • WANTY, D
  • Publication Date: 1998

Language

  • English

Media Info

Subject/Index Terms

Filing Info

  • Accession Number: 00764531
  • Record Type: Publication
  • Source Agency: ARRB
  • ISBN: 0-478-11064-2
  • Files: ITRD, ATRI
  • Created Date: May 28 1999 12:00AM