Wash. Rev. Code § 36.79.150
(1) Whenever the board approves a rural arterial project it shall determine the amount of rural arterial trust account funds to be allocated for such project. The allocation shall be based upon information contained in the six-year plan submitted by the county seeking approval of the project and upon such further investigation as the board deems necessary. The board shall adopt reasonable rules pursuant to which rural arterial trust account funds allocated to a project may be increased upon a subsequent application of the county constructing the project. The rules adopted by the board shall take into account, but shall not be limited to, the following factors:
[ 1991 sp.s. c 32 s 31; 1983 1st ex.s. c 49 s 15.]
Section headings not law—1991 sp.s. c 32: See RCW 36.70A.902.