WAC 392-151-035 School crossing speed limit signs Washington State Law
1. School children are occupying or walking within the marked crosswalk.
2. School children are occupying or waiting at the curb or on the shoulder of the roadway and are about to cross the roadway by way of the marked crosswalk.
3. School children are present or walking along the roadway, either on the adjacent sidewalk or, in the absence of sidewalks, on the shoulder within the posted school speed limit zone which extends three hundred feet in either direction from the marked crosswalk.