The most common building inspection fails

Main reasons for individual inspection fails in the last year in Auckland (residential and commercial).

Framing (32%)

1. Wall bracing connections not installed correctly or missing
2. Steel beams and fixings non-compliant
3. Timber beams and fixings non-compliant
4. Top and bottom plate sizes and fixings incorrect
5. Wall framing point load stud locations/fixings incorrect

Cladding (25%)

1. Cladding junction details not installed correctly
2. Cladding fixings incorrect
3. Cladding integrity or damage
4. Roof flashings incomplete
5. Non-compliance cladding clearances (to ground, roofs, other materials)

Cavity wrap (30%)

1. Flashings at junctions installed correctly
2. Head, sill, jamb flashings or support bars not installed correctly
3. Building wrap and restraint too loose, inadequate laps or holes
4. Apron flashing support, size or end detail (e.g. kickout) non-compliant
5. Pipe penetrations not installed correctly (falls and tape flashings)

Foundations (17%)

1. Piles footing sizes incorrect
2. Piles sizes and heights incorrect
3. Set out on site not as per plan
4. Drain bridging non-compliant
5. Strip foundation width, depth or layout not as per plan
6. Strip foundations reinforcing size, grade, laps or bends non-compliant
7. Surface water control non-compliant
8. Silt and erosion control not installed
9. Insufficient concrete cover to foundation reinforcing
10. Inadequate ground or soil conditions

Drainage (14%)

1. Drainage as-built plan not onsite

2. Storm water not as per design
3. Drain test failed
4. Rain water tank type, location and installation not as per design
5. Pipework trench width/depth or bedding incorrect

Pre-line (36%)

1. Timber framing moisture content too high
2. Joinery not installed correctly (includes air seals)
3. Corner steel angles for tiles not installed
4. Balustrade or barrier framing not structurally adequate or too low
5. Insulation installation non-compliant

Slab (13%)

1. Raft Slab size, layout, thickness or shape incorrect
2. Inadequate reinforcing concrete cover
3. Insufficient mesh and reinforcing size or laps
4. Inadequate under-slab hardfill, blinding or DPM
5. Hardfill or blinding not runout past slab edge enough

Final inspection (37%)

1. Smoke alarms not installed or interconnected
2. Cladding penetrations and junctions not adequately weathertight
3. Inadequate clearances between cladding to finished ground level
4. Non-compliant entry stairs, landing, handrail or barriers
5. Drainage: ORG / gully trap installed incorrectly
6. Flashings incomplete or not weathertight
7. Window/door joinery not weathertight
8. Hot water temperature too hot
9. Hot water cylinder installation non-compliant
10. Inadequate clearances between finished floor level and ground level