What is the minimum required depth for underground feeder (UF) cable buried in direct earth?

The minimum required depth for underground feeder (UF) cable buried in direct earth is 24 inches. This depth requirement helps ensure that the cable is adequately protected from potential physical damage and environmental factors that can affect its integrity and performance.

Installing UF cable at this depth mitigates risks associated with soil erosion, animal activity, and accidental digging, which are common concerns with shallower installations. Additionally, this depth complies with the National Electrical Code (NEC) guidelines, ensuring safe and reliable electrical distribution for outdoor installations.

By adhering to this standard, electricians can promote safety, enhance durability, and prevent electrical hazards, thereby ensuring a compliant and effective electrical installation.