Mobile equipment shall not run over power conductors, nor shall loads be dragged over power conductors, unless the conductors are properly bridged or protected. Distribution boxes shall be provided with a disconnecting device for each branch circuit. Such. Appendix A added references to IEEE Guides mitigating bird and wildlife-related power interruptions. The Unified Facilities Criteria (UFC) system is prescribed by MIL-STD 3007 and provides planning, design, construction, sustainment, restoration, and modernization criteria, and applies to the. (i) Aboveground conductors shall be installed in rigid metal conduit, in intermediate metal conduit, in electrical metallic tubing, in rigid nonmetallic conduit, in cable trays, as busways, as cablebus, in other identified raceways, or as open runs of metal-clad cable suitable for the use and. Do you know if you are installing wiring in a hazardous (classified) location? The technical information included in this paper can be used as a guide to help determine the correct classification and further understand the conduit and tubing requirements governed by the National Electrical Code®. Choosing cables isn't just about voltage ratings - it's about creating passive firebreaks: ⚠️ Critical Mistake : Using regular building-grade cables in explosion areas because "they look similar" to certified versions is like using duct tape for electrical repairs - it might look okay but will fail. The Unified Facilities Criteria (UFC) system is prescribed by MIL-STD 3007 and provides planning, design, construction, sustainment, restoration, and modernization criteria, and applies to the Military Departments, the Defense Agencies, and the DoD Field Activities in accordance with USD (AT&L).