Tosswell, P., Firth, C.T., Powell, D.B. and Vaughan, S.
Measurement of road surface texture: an examination
Proceedings of the Institution of Civil Engineers: Municipal Engineer, 121, . (doi:10.1680/imuen.1997.29880).
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This paper discusses the measurement of road surface texture and specifically the use of the standard sand patch test as a method to determine whether a road surface lies within contractual texture tolerances. The test is criticized by the industry due to the variability of the results which can be obtained. A series of tests on concrete specimen tiles with brushed and exposed aggregate finishes has been conducted which demonstrates the problem...
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