Wash. Rev. Code § 36.135.040
(1) County legislative authorities utilizing or providing money under this chapter must develop a prioritization process for funding public works projects that gives priority to projects necessary to address public health needs, substantial environmental degradation, or increases existing capacity necessary to accommodate projected population and employment growth. This prioritization process must be:
(2) In addition to the requirements under subsection (1) of this section, legislative authorities providing funding to other local governments under this chapter must consider, through a competitive application process, the following factors in assigning a priority to and funding a project:
[ 2009 c 45 s 4.]