RCW 47.17.030: State route No. 7.

A state highway to be known as state route number 7 is established as follows:

Beginning at a junction with state route number 12 in the vicinity of Morton, thence northerly to a junction with state route number 706 at Elbe; also

From that junction with state route number 706 at Elbe, thence northerly to a junction with state route number 5 at Tacoma.