Data transmission wires (telephone, internet, etc.) must be at least 10 feet above the surface of the water in pools, spas, and hot tubs.Tips from an Indianapolis, IN electrical contractorĪpparently, Punxsutawney Phil saw his own shadow on Groundhog Day this year, which means we’re in for another 6 weeks of winter. Electrical service wires overhanging a pool, spa, or hot tub must be at least 22 1/2 feet above the surface of the water or surface of the diving platform.Buried wiring runs that transition from underground to above ground must be protected in conduit from the required cover depth or 18 inches (whichever is less) to its termination point above ground, or at least 8 feet above grade.Low-voltage wiring (carrying no more than 30 volts) must be buried at least 6 inches deep.Backfill surrounding conduit or cables must be smooth granular material without rocks.Wiring buried inside rigid metal (RMC) or intermediate metal (IMC) conduit must have at least 6 inches of earth cover wiring in PVC conduit must have at least 18 inches of cover.UF cable can be direct-buried (without conduit) with a minimum of 24 inches of earth cover.Type UF cable is the most commonly used nonmetallic cable for residential outdoor wiring runs.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |