Mechanical Inspections
Permitting & Inspections Department
Required Mechanical Inspections
Rough-in: Before insulation and/or sheetrock.
Dryer Vent: Before insulation and/or sheetrock.
Gas Burning Fireplaces: Vented or unvented. Before insulation and sheetrock.
Gas Logs: Before insulation and/or sheetrock.
Gas Line: Before covering and must have pressure test with gauge showing pressure.
Duct Work: Before covering and duct seal test.
Gas Venting: Before covering.
Gas Stove: Before final or at final. Stove must be installed for residential or commercial.
HVAC Unit: Before final inspection.
Commercial Exhaust Duct: Before insulation and/or sheetrock.
Commercial Exhaust Fan: Before insulation and/or sheetrock. This is the exhaust fan for mechanical venting.
Commercial Hoods: Before insulation and/or sheetrock. This is the hood above the kitchen equipment.
Commercial Equipment: Before insulation and/or sheetrock. This is the equipment under the hood system.
Final: Job is installed, HVAC units and vented appliances complete.
Common Mistakes Identified During a Mechanical Inspection
- Access
- Gas piping undersized
- Gas pressure test failed
- Gas line not sleeved
- Gas line not labeled
- Gas line not painted outside
- Duct not sealed correctly
- Duct work
- Gas vents
- Clearance
- Drain lines
- Drain pan safety switch is missing or incorrect
- Bath fans not vent correctly
- Fire stopping missing or incorrectly installed
- Combustion air
- Carbon monoxide detector not installed