Provides that, if the commissioners of any drainage or diking district determine that repair or maintenance is required on any drainage facilities, including dikes and dams, ditches, and drains and outlets, that are on land owned by or under the jurisdiction of the department of transportation, they may give notice in writing to the department requesting that the department make the necessary repair or maintenance pursuant to the department's obligations under RCW 47.01.260.

Provides that, if the specified repair or maintenance is not conducted by the department within fourteen days upon receipt of the notice, the district commissioners may independently make the repair or maintenance. The department shall then reimburse the district for all reasonable costs incurred by the district associated with the repair or maintenance.