Section 408.42609. Hoisting and rigging.

(1) All the provisions of Construction Safety Standard Part 10 “Lifting and Digging Equipment,” as referenced in R 408.42602 apply to hoisting and rigging.

(2)   The headache ball, hook or load shall not be used to transport personnel except as provided in subrule (3) of this rule.

(3)   Cranes or derricks may be used to hoist employees when work under this rule is being conducted, provided either of the following provisions is met:

(a)   All of the requirements of the Construction Safety Standard Part 10 “Lifting and Digging Equipment,” R 408.41021a,   except  for  R 408.41021a(1),  as  referenced   in R 408.42602.

(b)   All of the requirements of the Construction Safety Standard Part 28 “Personnel Hoisting in Steel Erection,” as referenced in R 408.42602.

(4)   Safety latches on hooks shall not be deactivated or made inoperable, except in either of the following situations:

(a)   When a qualified rigger has determined that the hoisting and placing of purlins and single joists can be performed more safely by doing so.

(b)   When equivalent protection is provided in a site-specific erection plan.

(5)     Routes for suspended loads shall be preplanned to ensure that no employee is required to work directly below a suspended load, except for the following employees:

(a)   Employees engaged in the initial connection of the steel.

(b)   Employees necessary for the hooking or unhooking of the load.

(6)   When working under suspended loads, all of the following criteria shall be met:

(a)   Materials being hoisted shall be rigged to prevent unintentional displacement.

(b)    Hooks with self-closing safety latches or their equivalent shall be used to prevent components from slipping out of the hook.

(c)   All loads shall be rigged by a qualified rigger.

History: 1985 AACS; 2002 AACS; 2007 AACS; 2014 AACS.