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How Do You Run An Electrical Conduit Under A Sidewalk?

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How Do You Run An Electrical Conduit Under A Sidewalk?

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Running electrical conduit under a sidewalk can be a relatively easy project with the right tools and a little knowledge. There are commercial tools available for tunneling under a sidewalk or driveway but one can do it almost as easily with homemade tools and I will discuss a couple of them in this article. Our principle reference in installing underground conduit systems is the NEC (National Electric Code). Article 300.5, Table 300.5 of the NEC tells us that the minimum burial depth under a 4-inch thick sidewalk is 4 inches. Using the trenching shovel, dig a trench perpendicular to both sides of the sidewalk. Make the ditch on one side 8-inches deep and the ditch on the opposite side 10-inches deep to accommodate a slightly downward angle of the drill. Drill from the 8-inch deep side. Cut a length of galvanize water pipe that is 6- to 12-inches longer than the width of the sidewalk. Attach the coupling and water hose to the threaded end of the pipe. Position the drill in the trench a

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