Bicycles are defined in RCW 47.04.071.
Bicycle racing means any contest of speed or competition where bicycles are used.
Bicycle racing permits riding more than two abreast on a roadway. This code applies to all events in which bicycle racing takes place, including the following. A multisport race in which bicycle racing forms an essential component of the complete event. The bicycle race portion of these events is conducted similar to a time trial. Time trials are events in which individuals or small teams of riders, separately ride the same route and distance for elapsed time.