The A75 Gretna Green-to-Stranraer road is the main route through Scotland to the ferry port servicing Northern Ireland. With over 1.5m vehicles, including over 200,000 heavy goods vehicles, using the road each year, Transport Scotland commissioned Clearview Intelligence to conduct speed surveys at 12 locations between Gretna and Stranraer. Speed limits differ according to vehicle type, such as passenger cars, vans and heavy goods vehicles. The surveys highlighted a recurring problem with the 85th percentile