Program Requirements. Some essential, basic information about your program can be found in the Graduate Programs in the Graduate Catalog, including the program description, curriculum, and contact information. Doctoral Students. For your program's handbook, go to Graduate Handbooks and select your graduate program.
The National Electric Code requires that wire placed in Schedule 80 PVC must be buried at least 18 inches below ground. If the wire is being buried without PVC, it must be at least 24 inches underground.
Send email Mail. 1  Knowing how deep water, electrical or gas lines should be buried in a yard is a homeownerâs responsibility. If youâre a professional excavator or a homeowner, smart digging requires a call to 811. 2  This is important whether youâre just digging and planting trees or shrubs or installing decks or pools.