Every boat, ship, or other water-borne vessel or other equipment outfitted with rotary drilling equipment for the purposes described in WAC 344-16-010 shall carry with it at all times during drilling operations:

(1) A valid drilling permit for offshore sampling;

(2) Mud, cement, and equipment which in accordance with good operating procedures would reasonably be deemed adequate to control and seal off any high pressure encountered; and

(3) An observer appointed and employed by the supervisor: Provided, That the supervisor for reasonable cause may waive compliance with this requirement for periods not to exceed twenty-one consecutive calendar days.