Direct Burial Electrical Cable Depth

Wiring buried inside rigid metal rmc or intermediate metal imc conduit must have at least 6 inches of earth cover.

Direct burial electrical cable depth.

Get free shipping on qualified direct burial wire or buy online pick up in store today in the electrical department. Wiring in pvc conduit must have at least. The national electrical code gives minimum burial depth recommendations and building codes specify local requirements that you must follow. Uf cable underground feeder cable is specially designed and manufactured with properties that make it ideal for burial.

In order to protect the public and prevent damage to underground electrical infrastructure the california electrical code prescribes burial depths for underground cable wire installations. The direct burial method is the placement of a multi conductor cable with a jacket that is manufactured to resist the elements of corrosion associated with soil and moisture. Job aid 08 underground electrical cable bury depth. Direct burial cable is a special type of electrical wiring or cable that is designed to be buried in a trench underground.

The individual electrical conducting wires inside the cable are encased in a solid thermoplastic sheath that seals out moisture and protects the conducting wires within. When you run buried electrical cable for example from a house to a garage or to a gazebo it has to be protected to prevent mechanical damage to the insulation. It is important to remember that minimum cover and minimum trench depth are not the same. Uf cable can be direct buried without conduit with a minimum of 24 inches of earth cover.

Electrical cable depth options. For a 6 in deep trench use galvanized rigid metal electrical conduit with individual conductors inside. Type uf cable is the most commonly used nonmetallic cable for residential outdoor wiring runs. Decide how much digging you re prepared to do which determines the type of wire you need to use.

Construction job aid 08 underground electrical cable burial depths building safety division. Underground cable for running electrical power to a remote location can be installed at different depths depending on the type of conduit and type of wire used.