Qualification of road surface monitoring services in Sweden, 1996-2000

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The aim of this report is to summarise and report the experience acquired from the comparative surveys conducted in 1996, 1997 and 2000 in connection with the Swedish National Road Administration's procurement of road surface survey services. The main conclusions concerning the survey results are presented. Further, the report also contains findings related to the development of a method that was a prerequisite for the work. Basic background information is also given about the parameters and survey methods used. In the section entitled "Grey zone", a few grounds on which survey vehicles can be used to verify contracted surfacing works are presented on the basis of the survey results obtained.

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