WAC 296-155-55405
Lifting personnel using a boatswain's
chair. (1) The boatswain's chair must not be loaded in excess
of its rated load capacity.
(2) The boatswain's chair must only be used for
employees, their tools, and the materials necessary to do
their work. Do not use the chair to hoist materials or tools
without hoisting employees.
(3) Materials and tools must be secured during lift.
(4) A signal person must be assigned any time the lift
will take the employee out of the direct sight of the crane
operator.
(5) The employee being lifted must use personal fall
protection equipment, including a full body harness with the
lanyard attached independent of the chair. The lanyard must
be secured to the lift line above the headache ball or to the
crane hook itself.
(6) Only one employee can be lifted at a time.
(7) The operator must:
(a) Lift the chair in a slow, controlled manner with no
sudden movements;
(b) Remain at the crane/derrick controls at all times
when the chair is occupied.
(8) All brakes and locking features must be engaged when
the occupied chair is in a stationary working position.
(9) Operations must be stopped if any safety device quits
working properly during the use of the boatswain's chair.
(10) The safety device must be repaired before resuming
operations. Alternative measures are not permitted.
(11) Any other lifting on the crane/derrick's load lines
is prohibited while personnel are suspended in a chair.
[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050,
49.17.440, 49.17.060, and 29 C.F.R. 1926, Subpart CC. 12-01-086, § 296-155-55405, filed 12/20/11, effective 2/1/12.]