PDFWAC 296-878-19005
Select appropriate boatswains' chairs.
(1) You must make sure that when you use a block and tackle, it is the correct size, including:
(a) Correctly sized ball bearings or bushed blocks;
(b) Safety hooks;
(c) Eye-spliced rope;
(d) A minimum breaking strength of five thousand pounds.
(2) You must make sure all rope used with a boatswain's chair has a minimum breaking strength of five thousand pounds, including rope used for:
(a) Suspension;
(b) Block and tackle;
(c) Seat slings.
(3) You must make sure the ropes on boatswain's chair seat slings:
(a) Are reeved through the four corner holes in the seat;
(b) Cross each other on the underside of the seat;
(c) Are rigged so the chair cannot slip out of a level position.