If at any time a hydrostatic test shall be deemed necessary to determine the safety of a boiler or unfired pressure vessel, [the] same shall be made, at the discretion of the inspector, by the owner or user thereof.
RCW 70.79.270
If at any time a hydrostatic test shall be deemed necessary to determine the safety of a boiler or unfired pressure vessel, [the] same shall be made, at the discretion of the inspector, by the owner or user thereof.
RCW 70.79.270