2022 Manitoba Workplace Safety and Health Act and Regulation

Emergency stopping system for conveyor
16.19(1) An employer must ensure that a conveyor has an emergency stopping
system that is readily accessible to workers working at the conveyor
unless worker access to the conveyor is prevented by guarding or
other means.
16.19(2) An employer must ensure that a conveyor emergency stopping
system is designed and installed so that manual resetting is required
before the conveyor can be restarted after an emergency stop.
16.19(3) An employer must ensure that a conveyor cannot be restarted after
an emergency stop until an inspection has determined that the
conveyor can be operated safely.
Emergency pull-cords
16.20
When the emergency stopping system uses emergency stop pull-
cords, an employer must ensure that
(a) the pull-cords are clearly visible and readily accessible at the
operator’s normal control station and at other appropriate
points; and
(b) the system is activated when
(i) the pull-cord is pulled in any direction,
(ii) the pull-cord breaks, or
(iii) the failure of a single spring in the pull-cord assembly
occurs.
Elevated conveyors
16.21 
If an elevated conveyor crosses over a place where a worker may pass
or work, an employer must ensure that a suitable guarding system
is provided to prevent materials on the conveyor from falling on the
worker.
MISCELLANEOUS MACHINES AND TOOLS
Grinding machines
16.22(1) When a worker is operating a fixed or portable grinding machine, an
employer must ensure that
(a) an abrasive wheel is operated only where it is equipped with a
safeguard;

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(b) an abrasive wheel is not operated in excess of the maximum
speed specified by the manufacturer of the wheel;
(c) the maximum speed of each grinder shaft in revolutions per
minute is permanently marked on the grinder; and
(d) the mounting flanges for an abrasive wheel have an equal and
correct diameter for the wheel.
16.22(2) When a tool rest is installed on a fixed grinder, an employer must
ensure that the tool rest is
(a) installed in a manner that is compatible with the work process;
(b) securely attached to the grinder; and
(c) set not more than 3 mm from the face of the wheel or below
the horizontal centre line of the wheel.
16.22(3) An employer must ensure that a worker does not use the sides of an
abrasive wheel for grinding unless the abrasive wheel is designed for
that use.