(1) Except as specified in subsection (2) of this section, at least one handwashing sink, a number of handwashing sinks necessary for their convenient use by employees in areas specified under WAC 246-215-05255, and not fewer than the number of handwashing sinks required by law must be provided.

(2) If approved and capable of removing the types of soils encountered in the food operations involved, automatic handwashing facilities may be substituted for handwashing sinks in a food establishment that has at least one handwashing sink.