§ 33.34. Man boxes.

 (a)  In each slate pit or slate quarry the owner, operator or superintendent shall provide at least two man boxes for hoisting and lowering men out of and into the pit or quarry. These man boxes shall be not less than 14 inches high by 4 feet wide by 6 feet 6 inches long. They shall be equipped with four corner chains. All corner chains shall be permanently secured to the man box and shall be connected with a king ring which shall be attached to the cable hook when men are being hoisted or lowered in a pit or quarry. Man boxes shall be built of best grade material and shall be of sufficient strength to carry six persons.

 (b)  No person shall be lowered into or hoisted out of any pit or quarry in a rubbish box or in the block chains, but nothing in this subchapter shall be construed to prohibit persons from using a rubbish box in accident or emergency situations, to protect men from accident.

 (c)  Failure or refusal by either the employer or employe to comply with this section shall be deemed a violation of this subchapter. The superintendent, his assistant and the foreman shall be held jointly responsible for the enforcement of this section.