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Heavy Vehicles (Spray)

Volume 984: debated on Thursday 8 May 1980

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asked the Minister of Transport if his Department has undertaken any research into clear pass rain flaps, which the makers claim suppress spray on heavy vehicles; and if so, what conclusions he has reached.

A demonstration of clear pass mudflaps took place at the Transport and Road Research Laboratory last year; the reduction in spray observed did not appear substantial. Tests will be carried out this summer with improved measuring techniques to assess the performance of clear pass more accurately and determine the reasons for any differences between British and foreign test results.