Canada Oil and Gas Diving Regulations — 12
n accordance with an acceptable standard, and (v) complies with an acceptable standard of construction for winches; (h) any prime mover used in the diving operation to operate lifting equipment for a skip, diving bell, diving submersible or ADS is not used for any other purpose; (i) except where alternative lifting equipment is provided for any skip, diving bell, diving submersible or ADS used in the diving operation, an auxiliary prime mover capable of lifting the maximum working load is provided; (j) where, during the diving operation, a skip, diving bell, diving submersible or ADS is being held in position by a hydraulically operated winch that is not equipped with a mechanical locking device, the hydraulic pumps are kept running during the diving operation; (k) where the Minister so determines, pursuant to paragraph 3.2(1)(b) of the Act, any craft or installation used in the diving operation is equipped with (i) a receiver system that is compatible with the relocation transponder system fitted to any diving bell, diving submersible or ADS that is used in the diving operation, and (ii) a hand-held receiver that is suitable for use by a diver or pilot in achieving a final location and that is compatible with the receiver system on the craft or installation and the relocation transponder system on the diving bell, diving submersible or ADS; (l) any skip, diving submersible or ADS used in the diving operation is equipped with (i) a secondary lifting eye or similar device that is of at least the same strength as the primary lifting eye, and (ii) where practicable, an additional cable in the form of a suitable tag rope so designed that, in the event that the primary lifting cable breaks during a water-air interface transport, the tag rope will not permit the skip, diving submersible or ADS to descend to a depth greater than 25 m, and has readily available, for use in an emergency, a secondary lifting cable that has at least the same strength as the primary lifting cable and that is compatible with the secondary lifting eye or similar device; (m) any skip used in the diving operation to transport divers through the water-air interface is (i) large enough to carry, in uncramped conditions, at least two divers with their personal diving equipment, (ii) secured against tipping or spinning, (iii) not encumbered by any equipment that may interfere with an occupant’s foothold or handhold, (iv) equipped with handholds arranged in such a manner that crushed-hand injuries during launch or recovery are avoided, (v) so constructed or equipped that its occupants are secure against falling out of the skip, and (vi) in the case of a skip that is a wet bell, equipped with an additional band mask or full face mask; (n) any diving submersible or ADS used in the diving operation is equipped with (i) a stroboscopic light that is automatically activated in the water and a pinger that operates at a frequency of 37.5 kHz, and (ii) a relocation transponder system that operates at a frequency of 37.5 kHz, where the Minister so determines pursuant to paragraph 3.2(1)(b) of the Act; (o) a secondary source of power that will operate in the event of a failure of the primary source of power is provided for the diving operation, can be brought on-line rapidly and has sufficient capacity to (i) operate the handling system for any skip, diving bell, diving submersible or ADS used in the diving operation, (ii) heat any compression chamber used in the diving operation and heat, for the period required to complete the diving operation, any diver who is involved in the diving operation and who is in the water, (iii) sustain the life-support system of any compression chamber used in the diving operation and of any diver who makes a dive that is part of the diving operation, (iv) illuminate the interior of any compression chamber used in the diving operation, and (v) operate any communication system and monitoring system used in the diving operation; and (p) where an