230.1(1)In this section,

230.1(2)Where powered mobile equipment is used to push material into a body of water, pit, excavation or other cavity, an employer shall ensure that a berm is created between the equipment and the water, pit, excavation or other cavity to indicate to the operator the safe limit to which the powered mobile equipment may advance, and an operator of powered mobile equipment shall not advance the equipment past the berm.

230.1(3)Where powered mobile equipment is used to push material into a frozen body of water, an employer and an operator shall each ensure that the ice is broken before any material is pushed into the water.