A state highway to be known as state route number 17 is established as follows:
Beginning at a junction with state route number 395 in the vicinity of Mesa, thence northwesterly by way of the vicinity of Moses Lake, and Soap Lake, to a junction with state route number 2 west of Coulee City; also
From a junction with state route number 2 in the vicinity west of Coulee City, thence northerly by way of the vicinity of Leahy, crossing the Columbia river in the vicinity of Bridgeport, thence northwesterly to a junction with state route number 97 east of Brewster.