No person may cause, suffer, allow, or permit any material, except for abrasive material for snow and ice control, to be handled, transported, or stored without taking at least the following precautions to achieve maximum control of dust emissions to the extent practicable:
(1) application of water or suitable chemicals or some other covering on materials stockpiles and other surfaces which can create airborne dusts;(2) installation, maintenance, and proper use of hoods, fans, and filters to enclose, collect and clean the emissions of dusty materials; or(3) application of water or suitable chemicals, or complete covering of materials contained in open-bodied trucks, trailers, or railroad cars transporting such materials which can create airborne particulate matter in areas where the general public has access.(A) Suitable wetting may be used as an alternative to covering in all areas except the City of El Paso.(B) Complete covering, at a minimum, is required in the City of El Paso.30 Tex. Admin. Code § 111.143
The provisions of this §111.143 adopted to be effective July 18, 1989, 14 TexReg 3293.