R 408.15352 Power saws and pruners.

Rule 5352. (1) A power saw weighing more than 15 pounds (6.803 kg) that is used in a tree shall be supported by a separate work rope, except when working from an aerial lift. (2) A scare line used to support a saw weighing less than 15 pounds (6.803 kg) shall be of such length to allow the saw to swing clear of the operator. (3) When starting a power saw, the operator shall have secure footing and the saw shall be firmly supported. The saw shall be started and operated when all other employees are in the clear. (4) A power saw shall be operated and maintained as prescribed in the occupational safety standards commission standard, Part 38. Hand and Portable Powered Tools. (5) A power saw shall not be raised to or lowered from a tree with the motor running. (6) A saw motor shall not be left running when the saw is not in use. (7) Pneumatic or hydraulic tools powered from a bucket of a vehicle mounted and rotating work platform shall: (a) Be inspected daily before use. (b) Be secured on or from the bucket when aloft and not in use. (c) Be disconnected from the power source for sharpening or adjustment. (d) Have hoses of nonconductive material.