WAC 296-37-565   Liveboating.  (1) General. Employers engaged in diving operations involving liveboating shall comply with the following requirements.

     (2) Limits. Diving operations involving liveboating shall not be conducted:

     (a) With an inwater decompression time of greater than 120 minutes;

     (b) Using surface-supplied air at depths deeper than 190 fsw, except that dives with bottom times of 30 minutes or less may be conducted to depths of 220 fsw;

     (c) Using mixed gas at depths greater than 220 fsw;

     (d) In rough seas which significantly impede diver mobility or work function; or

     (e) In other than daylight hours.

     (3) Procedures.

     (a) The propeller of the vessel shall be stopped before the diver enters or exits the water.

     (b) A device shall be used which minimizes the possibility of entanglement of the diver's hose in the propeller of the vessel.

     (c) Two-way voice communication between the designated person-in-charge and the person controlling the vessel shall be available while the diver is in the water.

     (d) A standby diver shall be available while a diver is in the water.

     (e) A diver-carried reserve breathing gas supply shall be carried by each diver engaged in liveboating operations.



[Statutory Authority: Chapter 49.17 RCW and RCW 49.17.040, [49.17].050 and [49.17].060. 92-22-067 (Order 92-06), § 296-37-565, filed 10/30/92, effective 12/8/92. Statutory Authority: RCW 49.17.040 and 49.17.050. 87-02-002 (Order 86-44), § 296-37-565, filed 12/26/86. Statutory Authority: RCW 49.17.040, 49.17.050, 49.17.240, and chapters 42.30 and 43.22 RCW. 78-10-094 (Order 78-18), § 296-37-565, filed 10/2/78.]