WAC 296-155-54215
Overhead/bridge and gantry
cranes -- Operations. (1) The operator must not engage in any
practice that diverts their attention while actually engaged
in operating the crane.
(2) The operator must do the following before leaving a
cab-operated crane or a cab-operated carrier unattended:
(a) Remove any attached load and raise the hook to the
highest allowable position.
(b) Place controllers or master switches in the "off"
position and deenergize the main switch (crane disconnect) of
the specific crane.
Note:
Additional information relating to cranes being unattended is located in WAC 296-155-53400(52) of this part.
(3) If power fails during operation, the operator must:
(a) Move all clutch or other power controls to the "off"
position;
(b) Prior to reuse of the crane operating motions must be
checked for proper direction.
(4) The operator must be familiar with the crane and its
proper care. If adjustments or repairs are necessary, the
operator must report the condition to the competent person.
The next operator must be notified of the condition.
(5) The load must not be lowered below the point where
less than two full wraps of wire rope remain on the drum.
(6) When two or more cranes are used to lift a load, one
qualified person must be in charge of the operation. This
person must analyze the operation and instruct all personnel
involved in the proper positioning, rigging of the load, and
the movements to be made.
(7) The operator must not leave the position at the
controls while the load is suspended over an area accessible
to people.
(8) For cab and remote operated cranes, when the load or
hook approaches near or over personnel, a warning signal must
be sounded.
(9) Hoist limit switch.
(a) At the beginning of each operator's shift, the upper
limit switch of each hoist must be tested under no load.
(b) The hoist limit switch which controls the upper limit
of travel of the load block must never be used as an operating
control.