MSHA may approve a diesel engine that incorporates technology for which the requirements of this subpart are not applicable if MSHA determines that the diesel engine is as safe as those which meet the requirements of this subpart. Subpart F_Diesel Power Packages Intended for Use in Areas of Underground
Coal Mines Where Permissible Electric Equipment is Required
Source: 61 FR 55518, Oct. 25, 1996, unless otherwise noted.