Pima County Development Services
Building Safety & Sustainability Division

Yard Gas Piping

• 10 Lb air test required at time of inspection (must hold for 15 minutes).
• Factory coated pipe required under round and 6" above ground - all fittings and wrench marks to be primed and taped with 10 mil tape
• Approved P.V.C. or polyethylene  pipe is allowed - must be 18" below ground with 18 gauge tracer wire. Transition fitting to metallic pipe is required
• Per chapter 12, Uniform Plumbing Code