A mobile water tank must be:
(1) Enclosed from the filling inlet to the discharge outlet; and
(2) Sloped to an outlet that allows complete drainage of the tank.
[Statutory Authority: RCW
43.20.050 and
43.20.145. WSR 21-01-122, § 246-215-05305, filed 12/15/20, effective 3/1/22; WSR 13-03-109, § 246-215-05305, filed 1/17/13, effective 5/1/13.]