2022 Manitoba Workplace Safety and Health Act and Regulation

Requirements for suspended work platforms
28.23(1) For a suspended work platform, an employer must ensure that
(a) it is equipped with a secondary safety device that will activate
if the supension rope connection or primary hoisting system
fails;

---

Workplace Safety And Health Regulation
260
(b) hooks used to support it are equipped with positive and secure
safety latches;
(c) cables, hooks, eyebolts, shackles and similar hoisting
components used to support it are
(i) rated by the manufacturer for specific load conditions, and
(ii) capable of supporting 10 times the rated load;
(d) every mechanical hoisting device used for raising or lowering it
is equipped with an automatically operating locking mechanism
to prevent free running of the suspension ropes; and
(e) if cornice hooks are used to support it,
(i) the hooks are securely supported on parts of the building
or structure that have adequate strength to carry the load
that will be or is likely to be imposed, and
(ii) the hooks are secured by an independent tieback from the
load ring to a solid anchor on the building or structure.
28.23(2) Where a manually operated suspended work platform is to be used,
an employer must ensure that
(a) the platform is equipped with spring-actuated locking pawls;
(b) the hoisting mechanism is locked in a positive drive position by
means of a spring-steel locking pin; and
(c) the locking pin is permanently attached to the hoisting
mechanism by a light chain.
Tie-in guides and building requirements
28.24(1) Where a building or structure more than five storeys or 15 m
in height will be serviced by a suspended work platform, the
owner must ensure that the building or structure is designed and
constructed with
(a) fixed anchor points that meet the requirements of CSA Standard
CSA Z271-98 (R2004), Safety Code for Suspended Elevating 
Platforms; and
(b) tie-in guides that provide a positive means of engagement
between the platform and the building or structure during the
full vertical or inclined travel of the platform on the face of the
building or structure.

---

Workplace Safety And Health Regulation
261
28.24(2) Subsection (1) also applies to the owner of a building or structure
that was constructed on or after July 2, 1985, if
(a) the building or structure is more than five storeys or 15 m in
height; and
(b) its windows are cleaned or maintained from its exterior.