Conduit Entering Building From Ground Siding

If the inside wiring is thinwall metal conduit then the junction box on the inside must be metal and the grounding wire must ground it.

Conduit entering building from ground siding.

An underground feeder emerging from the ground into an lb entering the building and onward to the load. When it is higher from the ground splashing water onto the wood is minimized. Wood siding should be 4 or so from the ground whether that be soil or solid surface. Uf cable can be direct buried without conduit with a minimum of 24 inches of earth cover.

The wiring inside the shed must be either pvc conduit or thinwall metal conduit since it is exposed and subject to damage unless you are dry walling or paneling the insides of the wall. Make sure you have at least 1 inch of conduit exposed between the wall of your structure and the end of the conduit. Wiring in pvc conduit must have at least 18 inches of cover. Electric conduit bender photo 5 is the only specialty tool you need to bend 10 ft.

Use outdoor silicone caulking around the conduit at the structure in order to hold the conduit into place and keep water from going inside your structure. The metal opening is 1 4 1 2 inch wider than the 2 5 3 inch conduit allowing weather to infiltrate area. Caulk the area with 100 percent silicon. However most code inspectors in our area will allow as little as 1.

Service entrance conductors in a conduit coming off the bottom of a meter socket going into an lb and terminating in a loadcenter on an inside wall. It gets wet it rots and it attracts termites. The further the better. Any water that seeps between the concrete and siding will most definitely cause damage.

Single gang electrical boxes will work but if you have two or more conduit sections connecting to one box buy double gang. Six inches would not be too far. In some installations using metal conduit the raceway the conduit boxes and connectors serve as the ground for the circuit. Step 3 attach the lb fitting to the pvc conduit using pvc glue.

This is what happens when wood siding is too close to the ground. Water pipe which serves as the handle and screws into the bender head photo 5. The normal code required clearance for exterior siding or stucco at a conrete patio or tile is 2. Shear loading can allow lager amounts of rh and water to enter wall openings.

I will usually seal off the conduit where it enters the building. Bending basics a 1 2 in. Wiring buried inside rigid metal rmc or intermediate metal imc conduit must have at least 6 inches of earth cover. You ll also need a 3 4 x 24 in.