Regulation 8 Removal of stationary vehicles
The driver of a vehicle shall not allow it to stop or to remain at rest in any part of the crossing, other than in a designated parking area, or on the approach roads except—
(a)
when directed to do so by a constable or traffic officer;
(b)
to enable payment of a toll or charge;
(c)
when prevented from proceeding by traffic or other obstruction of the highway;
(d)
by reason of breakdown; or
(e)
when he is incapacitated by reason of illness.