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Climbing ropes shall be used by employees working aloft in trees. These ropes shall have a minimum diameter of 12 millimeters (0.5 inch) with a minimum breaking strength of 10.2 kilonewtons (2,300 pounds). Synthetic rope shall have elasticity of not more than 7 percent.
Rope shall be stored away from cutting edges and sharp tools. Rope contact with corrosive chemicals, gas, and oil shall be avoided.
When stored, rope shall be coiled and piled, or shall be suspended, so that air can circulate through the coils.
Rope ends shall be secured to prevent their unraveling.
Climbing rope may not be spliced to effect repair.
A rope that is wet, that is contaminated to the extent that its insulating capacity is impaired, or that is otherwise not considered to be insulated for the voltage involved may not be used near exposed energized lines.
Rope shall be inspected before each use and, if unsafe (for example, because of damage or defect), may not be used.