Three (3) months after the effective date of these rules and regulations, deenergization of the tramming motors of self propelled electric coal feeders shall be provided by:
The existing emergency stopswitch or additional switch assembly shall be actuated by a bar or lever which shall extend a sufficient distance in each direction to permit quick deenergization of the tramming motors of self-propelled electric coal feeders from all locations from which the equipment can be operated.
Movement of not more than two (2) inches of the actuating bar or lever, resulting from the application of not more than fifteen (15) pounds of force upon contact with any portion of the equipment operator's body at any point along the length of the actuating bar or lever, shall cause deenergization of the tramming motors of the self-propelled electric coal feeders.
W. Va. Code R. § 36-11-6