(a) When traffic-control signals are not in place or not in operation,
the driver of a vehicle shall yield the right-of-way, slowing down or
stopping if need be to so yield, to a pedestrian crossing the roadway
within a crosswalk when the pedestrian is upon the half of the roadway
upon which the vehicle is traveling, or when the pedestrian is
approaching so closely from the opposite half of the roadway as to be
(b) No pedestrian shall suddenly leave a curb or other place of safety
and walk or run into the path of a vehicle which is so close that it
is impossible for the driver to yield.
(c) Paragraph (a) shall not apply under the conditions stated in
(d) Whenever any vehicle is stopped at a marked crosswalk or at any
unmarked crosswalk at an intersection to permit a pedestrian to cross
the roadway, the driver of any other vehicle approaching from the rear
shall not overtake and pass such stopped vehicle.