Each county's road fund can be used for a variety of construction, repair, maintenance and improvement projects on county roads and bridges, as specified in RCW 36.82.070. The total expenditures include federal, RAP and CAPP program expenditures. The construction expenditures do not include federal transportation funding. The Traffic Policing column notes the road fund portion of expenditures only. This data is compiled from county and Washington State Auditor's Office annual financial reporting.