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Wheel Spray

Volume 934: debated on Tuesday 28 June 1977

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asked the Secretary of State for Transport what experiments his Department or the Road Research Laboratory has made towards the reduction of spray from heavy vehicles in wet weather.

The Department has carried out a series of experiments to find the best road surface for reducing spray and is now testing this at nine sites in England. I will send the hon. Member a leaflet about this.We are also assessing the design of mudguards and airflow control devices to see whether spray can be reduced without increasing running temperatures of brakes and tyres or interfering with maintenance.