Wash. Rev. Code § 47.01.240
The department and the transportation improvement board shall coordinate their activities relative to long-range needs studies, in accordance with the provisions of chapter 47.05 RCW and RCW 47.26.170, respectively, in order that long-range needs data may be developed and maintained on an integrated and comparable basis. Needs data for county roads and city streets in nonurban areas shall be provided by the counties and cities to the department in such form and extent as requested by the department, after consultation with the county road administration board and the association of Washington cities, in order that needs data may be obtained on a comparable basis for all highways, roads, and streets in Washington.
RCW 47.01.240
Savings-Severability-1988 c 167: See notes following RCW 47.26.121.