401. It is forbidden to cause a person to work at a face or at a wall of an open pit mine unless the work is carried out from one of the following places:(1) a berm;
(2) fixed or mobile scaffolding complying with Subdivision 3.9 of the Safety Code for the construction industry (chapter S-2.1, r. 4):
(3) a hoisting apparatus and a platform that comply with section 3.10.7 of the Safety Code for the construction industry;
(4) an aerial basket complying with section 3.10.8 of the Safety Code for the construction industry;
(5) an elevating work platform complying with one of the following standards:(a) Elevating Rolling Work Platforms, CSA CAN 3-B354.1-M-82;
(b) Self-Propelled Elevating Work Platforms for Use on Paved/Slab Surfaces, CSA CAN 3-B354-2-M-82;
(c) Self-Propelled Elevating Work Platforms for Use, as “Off-Slab Units” CSA CAN 3-B354 3-M-82;
(d) Boom-Type Elevating Work Platforms, CSA CAN 3-B354.4-M-82.