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.
Chapter 14. Duct and Conduit. Introduction. The general purpose of conduit, or duct, is to provide a clear, protected pathway for a cable, or for smaller conduits, sometimes. called innerducts. Advances in cable technologies, as well as the. expense of repairing sensitive cable materials like fiber optic.