Section 690-255 - Underground haulage equipment(a) Maintenance.--Underground haulage equipment shall be maintained in a safe operating condition. An audible warning device and headlights shall be provided on each locomotive and each shuttle car. Rerailing devices shall be provided on all locomotives.(b) Warnings to be sounded.--Operators of haulage equipment shall sound a warning on approaching curves, intersections, doors, curtains, manway crossings or any other location where individuals are likely to travel.2008, July 7, P.L. 654, No. 55, §255, effective in 180 days [ 1/5/2009].