General Quality Inspection Checklist

Check workmanship standard meets NHBC Quality Common Scoring requirements (score 4+)

Verify materials on site match specification and approved product datasheets

Confirm Health & Safety provisions are adequate — access, PPE, edge protection, scaffolding

Check that work complies with current Building Regulations and approved drawings

Verify site is tidy and well-managed with materials stored correctly

Confirm all previous Reportable Items (RIs) from prior inspections have been closed out

Check weather protection measures are in place for exposed work

Verify construction tolerances are within acceptable limits per NHBC Standards

Confirm correct mortar mix and specification is being used across all trades

Check DPC and damp-proofing details are continuous and undamaged

Verify fire stopping and cavity barrier installations are complete at all required positions

Confirm structural elements match engineer specification (steel, timber, masonry)

Check all trade interface details are coordinated and correctly sequenced

Verify insulation continuity with no thermal bridging at junctions

Confirm drainage and service runs are protected from construction traffic damage

Check waterproofing details at all vulnerable junctions (abutments, thresholds, window cills)

Verify ventilation provisions meet Part F requirements at all locations

Confirm all safety-critical items are flagged and resolved before next stage

Check photographic evidence has been captured for concealed elements before covering

Verify building control / warranty provider notifications are up to date for stage sign-off