Speed limits on major arterial roads to be lowered in major policy shift . Motorists caught breaking 20mph limit will face minimum fines of £100 . Campaigners said scheme was part of nationwide attempt to slow traffic . But the AA said the change was being driven more by 'dogma ' than safety . Comment:
Speed limits on major arterial roads to be lowered in major policy shift . Motorists caught breaking 20mph limit will face minimum fines of £100 . Campaigners said scheme was part of nationwide attempt to slow traffic . But the AA said the change was being driven more by 'dogma ' than safety . It fears change will make drivers focus on speedometers instead of road .