Site team in hard hats and hi-vis on a construction site
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Construction quality blog

What changed, when, and what a UK contractor should do about it: standards and ISO revisions, Building Safety Act practice and the documents that get reviewed. Written by Craig Collier, MCIOB, CQP MCQI, MAPM. The guides are the evergreen how-tos; this is the dated record. RSS feed.

Engineer in a hard hat working at a laptop over drawings in a site officeISO 9001:2026 has been published: what it means for a UK contractor's QMSISO 9001:2026 is published; the UK adoption is not yet listed. Why your certificate is unaffected, what to do this quarter, and how our QMS handles it. Quality engineer in hard hat and hi-vis with a clipboard in front of a steel frameISO 19011:2026: what changed for internal auditsBS EN ISO 19011:2026 replaces the 2018 auditing guidelines. What we have checked, what we have not, and eight audit steps that do not depend on the text. Two engineers in hard hats reviewing a drawing in a site officeStandards move: 14 UK construction standards that changed in 2025-26 and where they biteFourteen British and industry standards that changed in 2025-26, verified on 17 September 2026, what replaced each and which quality documents they affect. Residential tower under construction in London with a luffing tower craneBuilding Safety Act Gateway 2: the evidence pack reviewers actually open firstThe order the Building Safety Regulator's team reads a Gateway 2 application, and what each document must prove to survive the reading. Site engineer in hard hat and hi-vis checking inspection records on a tabletThe £10k/month question: what a small contractor actually needs before its first ISO 9001 auditThe minimum document set and a realistic 90-day timeline for a small contractor's first ISO 9001 certification audit, with what usually goes wrong. Engineer in hard hat, safety glasses and hi-vis completing an inspection record on a clipboardWhy your ITP keeps getting rejected (and the ten-minute fix)Five faults that get a construction ITP returned, and the ten-minute pass that fixes them: measurable criteria, current editions, hold points, sign-off. Tracked excavator working on a construction site with an operative in hi-vis nearbyISO 45001 for a construction SME: what "context of the organisation" means on siteISO 45001 clauses 4 and 5 for a small contractor: the issues page, interested parties, scope, leadership, worker consultation, the legal register and CDM 2015. New-build houses nearing completion on a housing developmentNew Homes Quality Code pre-completion inspection: what the inspector checksThe NHQB pre-completion checklist, snag versus defect, the developer inspection that comes first and the records that show the home was ready. Site manager in hi-vis writing up the daily site diary at a site office deskThe site diary as evidence: what an entry needs to survive a disputeWhat a contemporaneous site diary entry must record, how it is checked against the other site records, and how a diary is read in adjudication. Commissioning engineer adjusting valves on a heating plant room manifoldCommissioning plans for building services: from pre-commissioning to witnessingThe five stages of a building services commissioning plan, the CIBSE and BSRIA editions behind each, who witnesses what, and the records that close a system. Palletised construction materials and coils stacked in a site storage compoundMaterials certificates of conformity: the tracker that saves you at practical completionWhich certificate proves what, the three things it must match, the tracker columns, and the four outcomes at practical completion when certificates are missing. Aerial view of a construction site with several trade contractors working across the slabSubcontractor PQQ: the twelve questions that predict a bad subcontractorTwelve PQQ questions that actually discriminate between subcontractors, why each works, and a gate-then-weighted scoring method the decision can be defended on. Site supervisor briefing a small crew in hard hats and hi-vis at the workface before the shiftToolbox talks that count: making the record stand up to an inspectorThe six things a toolbox talk record must show to be evidence, how it links to the RAMS and the task briefing, and the questions an inspector or auditor asks. Temporary edge protection barriers fixed along the open edge of a concrete slab under constructionTemporary works register to BS 5975: the register, the TWC and the permits that get skippedWhat BS 5975-1:2024 expects of the register, the TWC appointment and the check categories, and the edge protection, hoardings and propping that never make it. A set of building keys handed over on a completed construction projectHandover documents: the O&M and health and safety file checklist that stops retention being heldO&M manual contents, the CDM 2015 health and safety file headings, Regulation 38 fire information and the golden thread pointer for higher-risk buildings. Two engineers in hard hats and hi-vis walking a construction site with a clipboardHold points and witness points: who owns them and how they get missedH, W, S and R codes, notice periods, who may release a hold, six ordinary ways holds get bypassed on site and the five records that prove they were not. Site team in hard hats and hi-vis gathered round a drawing at a morning briefingThe six pages of a project quality plan reviewers actually readThe order a principal contractor reviewer reads a project quality plan, the six pages that decide it and what each has to prove to be approved in one round. Site engineer in hard hat and hi-vis recording an inspection on a tabletHow to write an NCR a client will close first timeRoot cause versus symptom, containment, correction and corrective action, the right authority on the disposition and the re-inspection record that closes it.