WAIT 28 YOU CAN SEE THE CAR - WHEN THE DRIVER CAN'T SEE YOU! The black-out is an essential part of our national defence. But road accidents must be reduced. From February 1st all motor vehicles will be restricted to 20 miles per hour in built-up areas during black-out hours. Drivers will be playing their part in careful use of the roads. Will you do your best as well? When you first come out into the black-out, stand still for a minute to get your eyes used to 4 the darkness. SIMPLE RULES 2 Look both ways before stepping off the pavement.