Evaluation of 2+1 roads with cable barriers

Uppföljning av mötesfria vägar: slutrapport

The Swedish Road Administration started in 1998 a development program denoted alternative 13 metre roads, since 2002 denoted "collision-free roads". The program objectives were to increase the traffic safety on existing 13 m-roads and semimotorways (two-lane expressways) in a cost-effective manner with significantly lower investment costs and smaller intrusion compared to traditional measures. These actual roads with a total length of about 3 700 km during the 1990s, of which 350 km were semimotorways, comprised about 25 % of the mileage on the main road network but only 14 % of the length. During the 1990s there were almost 100 yearly fatalities and 400 severe injuries on this network, which corresponded to almost 25 % and 20 % respectively of the total number on the national road network. To ensure that the objectives should be achieved a comprehensive evaluation and follow-up was started of all the measures undertaken in the scope of the development program. This evaluation should ensure that important impact factors for costs and effects were considered. This publication is the final report and a summarized documentation of the results and experiences from the extension of collision-free roads, from the beginning of 1998 to 2006-2007, when the evaluation gradually has been ceased.

• Record URL:
  http://www.vti.se/EPiBrowser/Publikationer/R636.pdf
• 
• Availability:
  • Find a library where document is available. Order URL: http://worldcat.org/issn/03476030
• Authors:
  • Carlsson, Arne
• Publication Date: 2009

Language

• Swedish

Media Info

• Pagination: 95 s
• Serial:
  • VTI Rapport
  • Issue Number: 636
  • Publisher: Swedish National Road and Transport Research Institute (VTI)
  • ISSN: 0347-6030

Subject/Index Terms

• TRT Terms: Crashes; Fatalities; Traffic safety; Two lane highways
• Uncontrolled Terms: 2+1 cable barriers (Roads); Collision rate; Collision risk; Collision-free roads
• Geographic Terms: Sweden
• Subject Areas: Highways;

Filing Info

• Accession Number: 01129049
• Record Type: Publication
• Source Agency: Swedish National Road and Transport Research Institute (VTI)
• Files: ITRD, VTI, TRIS
• Created Date: May 21 2009 8:25AM