RCW 46.61.264: Pedestrians and personal delivery devices yield to emergency vehicles.

(1) Upon the immediate approach of an authorized emergency vehicle making use of an audible signal meeting the requirements of RCW 46.37.380(4) and visual signals meeting the requirements of RCW 46.37.190, or of a police vehicle meeting the requirements of RCW 46.61.035(3), every pedestrian and every personal delivery device shall yield the right-of-way to the authorized emergency vehicle.

(2) This section shall not relieve the driver of an authorized emergency vehicle from the duty to drive with due regard for the safety of all persons using the highway nor from the duty to exercise due care to avoid colliding with any pedestrian or any personal delivery device.