What are common violations noted in Plumbing Inspections?

Violations that are often found are: 

  • Horizontal venting below flood rim.
  • Approved nail plates not installed.
  • Supporting drain and water lines to code.
  • Separate sewer and water service to proper distance.
  • Underground plumbing and sewer shall have continuous bedding with clean fill.
  • Drain Waste Vent (DWV) fittings not used in proper applications (using tees in place of wyes and vice versa).
  • Testing all plumbing and water lines to code: 5 pounds on DWV - Water working pressure.
  • Sewer lines concealed prior to inspection.
  • Access to basement and home.
  • Water Hammer arrestor for all quick closing valves (dishwasher hot water line and hot and cold water laundry).

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1. What inspections are required for my Plumbing Permit?*
2. What are common violations noted in Plumbing Inspections?