Highway lines
155 (1) Despite anything in this Part, if a highway is marked with
(a) a solid double line, the driver of a vehicle must drive it to the right of the line only,
(b) a double line consisting of a broken line and a solid line,
(i) the driver of a vehicle proceeding along the highway on the side of the broken line must drive the vehicle to the right of the double line, except when passing an overtaken vehicle, and
(ii) the driver of a vehicle proceeding along the highway on the side of the solid line must drive the vehicle to the right of the double line, except only when finishing the passing of an overtaken vehicle, and
(c) one single line, broken or solid, the driver of a vehicle must drive the vehicle to the right of the line, except only when passing an overtaken vehicle.
(2) Subsection (1) (b) (i) and (c) do not apply if a driver is avoiding an obstruction on the highway and first ascertains that the movement can be made with safety and without affecting the travel of any other vehicle.
Suspension of sections 151 and 155
156 If the driver of a vehicle is causing the vehicle to enter or leave a highway and the driver has ascertained that he or she might do so with safety and does so without unreasonably affecting the travel of another vehicle, the provisions of sections 151 and 155 are suspended with respect to the driver while the vehicle is entering or leaving the highway.
source;
Motor Vehicle Act