Leighton Buzzard Light Railway 19th century sand was carried by horse carts from quarries south of the town to be shipped on the Dunstable-Leighton Buzzard railway. The carts damaged roads and resulted in claims for compensation against the quarry owners from Bedfordshire County Council. At the end of the century steam wagons were introduced which increased the damage to roads. The outbreak of the First World War cut off supplies of foundry sand from Belgium. Sand was needed for ammunition factories and new sources were sought. Leighton Buzzard sands proved well suited and production increased. After 1919 the quarry companies were told they could
Leighton Buzzard Light Railway the steam locomotives were sold in 1921. From that point the railway was run using internal combustion, almost exclusively the products of the Motor Rail company. It was one of the first railways in Britain entirely operated by internal combustion. After the Second World War sand traffic returned to the roads. In 1953 a strike on mainline railways pushed more traffic onto the roads. By the mid-1960s only one sand quarry, Arnold's, still used the light railway. The BR line to Dunstable was closed in 1965, apart from a short stretch from Leighton Buzzard to Grovebury interchange sidings, which survived