Commercial Detached Garage

1. Pipe material and sizingCritical

   Compare underground drainage, sewer and water-service materials and sizes with the approved plans.

   FBC-P 702.2FBC-P 702.3FBC-P 605.3FBC-P 603.1
2. Trench bedding and coverCritical

   Show trench bedding, pipe support and planned cover against the approved plans before backfill.

   FBC-P 306.1FBC-P 306.2
3. Pipe slope and supportCritical

   Verify proper slope on drain lines and adequate support

   FBC-P 704.1
4. Cleanout locations

   Verify cleanout access points are installed per plans

   FBC-P 708.1
5. Pressure testCritical

   Show the required test for the installed drainage or water-supply section, with the measured result visible.

   FBC-P 312.2FBC-P 312.5
6. Trench left openCritical

   Keep underground drain and water piping visible until inspection.

1. Conduit installationCritical

   Verify conduit material, size, and routing per plans

   NEC 300.5
2. Burial depthCritical

   Verify conduit burial depth meets code minimum

   NEC 300.5
3. UFER ground connectionCritical

   Verify UFER grounding electrode is properly connected to rebar in footing

   NEC 250.52
4. Conduit protection

   Verify conduit is protected from damage where exposed

   NEC 300.5

1. Footing dimensionsCritical

   Verify footing width and depth match approved plans

2. Rebar size and spacingCritical

   Verify rebar size, spacing, and placement per plans

3. UFER grounding electrodeCritical

   Where the approved electrical design uses a concrete-encased electrode, show the specified material, length, placement, and connection before concrete.

   NEC 250.52
4. Foundation anchorage layout

   Verify anchor bolt placement for sill plate attachment

1. Slab vapor barrierCritical

   Verify vapor barrier is installed under slab per plans

2. Slab thickness and wire meshCritical

   Verify slab thickness and reinforcement per plans

3. Slab forms and elevationCritical

   Verify slab outline, thickness, and elevations match the approved plans.

4. Under-slab preparationCritical

   Show prepared base, penetrations, and required under-slab work before the pour.

5. Reinforcing supportCritical

   Show slab steel or mesh supported at the planned position and with required laps.

1. Pre-grout cell inspectionCritical

   Show open reinforced cells and planned grout placement before concealment.

2. Vertical rebar placementCritical

   Verify vertical rebar is properly placed and spaced in block wall

3. Open vertical cellsCritical

   Keep reinforced masonry cells visible before grout is placed.

4. Column reinforcementCritical

   Verify column or pilaster steel, ties, laps, and cover against the plans.

5. Cell cleanlinessCritical

   Confirm reinforced cells are clear of mortar droppings and debris.

1. Tie beam reinforcementCritical

   Verify tie beam rebar size, spacing, and lap splices per plans

2. Lintel reinforcementCritical

   Verify lintel rebar and sizing over openings per plans

1. Anchor and fastener patternCritical

   Verify anchoring method and fastener spacing per manufacturer installation instructions

2. Rough opening dimensionsCritical

   Measure each opening against the approved plans and selected unit.

3. Buck attachmentCritical

   Show buck material, anchors, spacing, and substrate before the unit covers them.

4. Product approval matchCritical

   Have the approved opening product and installation details available.

5. Opening conditionCritical

   Show a sound, prepared opening and required clearance for the unit.

1. Wall stud spacing and sizeCritical

   Verify stud size and spacing match approved plans

2. Headers and beamsCritical

   Verify header and beam sizes over openings per plans

3. Top and bottom plate connectionsCritical

   Verify double top plates with proper lapping and anchored bottom plates

4. Corner and intersection bracingCritical

   Verify proper bracing at corners and wall intersections

5. Window and door rough openingsCritical

   Verify rough openings match approved plans for size and location

6. Hurricane straps and hold-downsCritical

   Verify hurricane straps and hold-down hardware installed per plans

7. Fire blocking

   Verify fire blocking is installed at required locations

8. Truss spacing and alignmentCritical

   Verify truss spacing and alignment match approved plans

9. Truss-to-wall connectionCritical

   Verify hurricane clips or straps at every truss-to-wall connection

10. Truss bracingCritical

    Verify lateral and diagonal bracing is installed per truss engineering

11. Truss engineering on siteCritical

    Verify the truss engineering package is available and matches installed trusses

12. Gable end bracing

    Verify gable end trusses are properly braced

1. Roof sheathing attachmentCritical

   Verify roof deck nailing pattern and edge spacing per the approved nailing schedule.

2. Roof sheathing material and thicknessCritical

   Verify roof sheathing panel material, thickness, and span rating match the approved plans.

3. Panel gap spacing at roof deck

   Verify proper edge gap between roof sheathing panels per the panel manufacturer.

1. Wall sheathing attachmentCritical

   Verify wall sheathing nailing pattern and edge spacing per the approved nailing schedule (shear wall zones often require tighter spacing).

2. Wall sheathing material and thicknessCritical

   Verify wall sheathing panel material, thickness, and grade stamp match the approved plans.

3. Panel gap spacing at walls

   Verify proper edge gap between wall sheathing panels per the panel manufacturer.

1. Underlayment installationCritical

   Verify roof underlayment is installed per code and manufacturer specs

1. Supply pipe sizing and materialCritical

   Verify supply pipe sizes and material match approved plans

   FBC-P 604.3FBC-P 605.4
2. DWV pipe sizing and slopeCritical

   Verify drain, waste, and vent pipe sizes and slope per plans

   FBC-P 704.1
3. Pipe support and hangingCritical

   Verify pipes are properly supported at required intervals

   FBC-P 308.1
4. Vent termination locations

   Show vent routing and approved termination through the roof or side wall before concealment.

   FBC-P 903.1
5. Water heater rough-in

   Where a water heater is in scope, compare rough location and connections with approved plans and manufacturer instructions. Show a pan when tank leakage could cause damage.

   FBC-P 502.1FBC-P 504.7
6. Required rough testsCritical

   Have the required water, drain, and vent tests ready before walls close.

   FBC-P 312.1
7. Shower and tub workCritical

   Where shower or tub work is in scope, show pan/liner or tub installation and the required test before concealment.

1. Panel installationCritical

   Verify electrical panel is properly mounted and sized per plans

2. Wire sizing per circuitsCritical

   Verify wire gauge matches breaker amperage for each circuit

   NEC 240.4
3. Box fill and installationCritical

   Verify electrical boxes are properly installed and not overfilled

   NEC 314.16
4. GFCI and AFCI locationsCritical

   Verify GFCI and AFCI protection is provided where required

   NEC 210.8NEC 210.12
5. Alarm installation methods where applicableCritical

   Where the approved occupancy and scope require alarms, show the specified smoke-alarm power/interconnection method and any CO alarm installation; do not assume both are hardwired.

   FBC-B 907.2.11
6. Grounding and bondingCritical

   Verify grounding electrode system and bonding connections

   NEC 250.50

1. Ductwork installationCritical

   Verify duct sizes, routing, and support match approved plans

   FBC-M 603.1
2. Duct sealingCritical

   Verify duct joints and connections are properly sealed

   FBC-M 603.9
3. Refrigerant line installation

   Where refrigerant lines are in scope, keep joints exposed before covering (FBC-M 1107.7). Compare sizing and insulation with approved plans and equipment instructions.

   FBC-M 1107.7
4. Equipment placementCritical

   Verify air handler and condenser locations per plans with required clearances

   FBC-M 304.1
5. Return air pathway

   Verify return air pathways are properly sized and located

   FBC-M 601.6
6. Concealed mechanical work visibleCritical

   Leave duct, line, and exhaust routes accessible before walls close.

1. Wall cavity insulation R-valueCritical

   Verify wall insulation R-value matches energy calculations

   FBC-E C402.2
2. Ceiling/attic insulation R-valueCritical

   Verify ceiling or attic insulation R-value per energy calculations

   FBC-E C402.2
3. Insulation coverage and gapsCritical

   Verify no gaps, voids, or compression in insulation installation

   FBC-E C402.2
4. Air sealing

   Verify air sealing at penetrations, top plates, and rim joists

   FBC-E C402.5

1. Drip edge installationCritical

   Verify drip edge is installed at eaves and rakes

2. Valley and flashingCritical

   Verify valley flashing and wall flashing are properly installed

3. Roof penetration sealing

   Verify all roof penetrations are properly sealed and flashed

4. Covering materialCritical

   Match roof tile, shingles, or metal panels to the approved plans and product approval.

5. Covering attachmentCritical

   Show fastener or clip pattern before it is concealed by the next course.

6. Flashing installationCritical

   Show flashing at valleys, walls, edges, and penetrations while accessible.

1. Wall covering material and installationCritical

   Verify exterior wall covering material matches approved plans and is properly installed

2. Weather-resistive barrierCritical

   Verify weather-resistive barrier is properly installed behind cladding

3. Flashing at penetrations and transitionsCritical

   Verify flashing is installed at windows, doors, and wall transitions

4. Fastener pattern and spacing

   Verify cladding fastener type and spacing per manufacturer and plans

Most jurisdictions skip this inspection for this project type. Confirm with your building department whether they'll require it.

1. Drywall thickness and typeCritical

   Match board type, thickness, exposure rating, and layers to the approved rated or shear assembly.

2. Fastener spacingCritical

   Verify screw or nail spacing meets code requirements

3. Fire-rated assembliesCritical

   Verify fire-rated walls and ceilings have proper drywall layers per rating

1. Panel complete and labeledCritical

   Verify panel cover installed, all breakers labeled, no open knockouts

   NEC 408.4NEC 408.7
2. GFCI and AFCI operationalCritical

   Verify all GFCI and AFCI devices test and reset properly

   NEC 210.8NEC 210.12
3. Receptacle and switch functionCritical

   Verify outlets and switches operate correctly throughout

4. Light fixtures installed

   Verify all light fixtures are installed and operational

   NEC 210.70
5. Exterior lighting and outletsCritical

   Where in scope, demonstrate outdoor GFCI protection and required exterior entrance lighting.

   NEC 210.8NEC 210.70

1. Fixture setting, connections and operationCritical

   Show in-scope fixtures level and aligned, connected to required water and drainage systems, and operating without visible leaks.

   FBC-P 405.3FBC-P 301.3FBC-P 301.4
2. No visible leaksCritical

   During the live fixture run, show exposed connections and surrounding areas with no visible leaks.

3. Water heater installationCritical

   Where a water heater is in scope, show the installed heater, relief valve and discharge piping; show a pan and drain where leakage could cause damage.

   FBC-P 504.4FBC-P 504.6FBC-P 504.7
4. Hose bibbs and exterior plumbing

   Verify exterior hose bibbs have backflow prevention

   FBC-P 608.16.4.2
5. All fixtures connectedCritical

   Confirm fixtures and water-using equipment are installed and connected.

1. Installed mechanical system operationCritical

   Demonstrate each mechanical system in the approved scope. Show heating and cooling modes only if the installed equipment provides them.

2. Equipment labels and data plates

   Verify equipment nameplates match approved plans for capacity and efficiency

   FBC-M 304.1
3. Installed mechanical equipmentCritical

   Show equipment installed for this scope, with access and clearances against approved plans and manufacturer instructions.

   FBC-M 304.1
4. Condensate drainCritical

   Where cooling equipment produces condensate, show the drain and approved termination.

   FBC-M 307.2
5. Duct registers and grilles

   Where ducted supply or return air is in scope, show representative installed registers and grilles.

   FBC-M 603.18
6. Equipment operationCritical

   Demonstrate system operation in heating, cooling, or exhaust mode as applicable.

1. Roofing material installationCritical

   Verify roofing material is installed per manufacturer specs and approved plans

2. Flashing completenessCritical

   Verify all flashing is complete at walls, valleys, penetrations, and edges

3. Ridge vent or ventilation

   Show roof or attic ventilation where the approved design requires it.

4. Covering attachment evidenceCritical

   Show in-progress evidence for concealed fasteners, clips or adhesive and visible attachment at roof edges and terminations.

5. Cleanup and debris removal

   Verify job site is clean with no exposed nails or debris in gutters

6. Completed roofCritical

   Confirm all roof planes, edges, penetrations, and terminations are complete.

1. Garage structure completeCritical

   Confirm framing, roof, openings, and anchorage match approved plans.

   FBC-B 110.3
2. Vehicle door and safe accessCritical

   Demonstrate garage door operation, safety features, and person door where shown.