S-2.1, r. 14 - Regulation respecting occupational health and safety in mines

Section 288 Disposition versions

2012-09-01

288. When new, a hoisting rope installed on a drum hoist shall have a safety factor that meets the following minimum requirements:

(1)  subject to paragraph 2, at least 8.5 at the end of the rope attached to the counterweight or conveyance and having a service load consisting of the mass of the conveyance added to the maximum mass that can be transported in it;

(2)  at least 7.5 at the end of the rope attached to the counterweight or to the skip and having a service load consisting of the mass of the skip added to the maximum mass than can be weighed;

(3)  subject to paragraph 4, at least 5.0 at the headsheave when the conveyance or counterweight is at the lower limit of travel in the shaft, the service load then consisting of the mass of the counterweight or conveyance added to the maximum mass that can be transported in it and the mass of the part of the rope located between the headsheave and the conveyance;

(4)  at least 5.0 at the headsheave when an overload protection device is used continuously, the service load consisting of the mass of the counterweight or conveyance added to the mass loaded in the conveyance and the mass of the part of the rope located between the headsheave and the conveyance.

O.C. 213-93, s. 288; O.C. 1236-98, s. 16; O.C. 221-2009, s. 24.