Bucks drivers have been caught speeding on the M40 Drivers from Bucks who were caught speeding at up to 94mph on the M40 were convicted in the courts last month. Colin Ball, aged 42 of London Road in High Wycombe admitted to driving a BMW at 88mph on the motorway near Beaconsfield, where the speed limit is 70mph, on September 6. He was fined £100 and had to pay £84 costs following a hearing at Oxford Magistrates Court on April 6, as well as having three penalty points added to his licence. Jason Davis, aged 49 and of Hedgerley Lane, in Gerrards Cross, was also caught speeding near Beaconsfield on the same day, travelling at 83mph on the motorway.