Inspection and Test Plan for Method Statement for Internal Cement Plastering Works

Inspection & Test Plan (ITP) - Screed Installation Over Underfloor Heating (UFH)

ITP defining hold/witness points and acceptance criteria for UFH screed works.

Inspection & Test Plan – Firestop Mortar for Large/Mixed-Service Penetrations

ITP for firestop mortar installations, covering approvals, substrate prep, devices, density, depth, adhesion, and labeling.

ITP: Internal Slab-on-Grade Concrete Placement and Finishing

Inspection and Test Plan for internal concrete slabs: vapor barrier, laser screed, dry-shake, curing, joints, and FF/FL testing.

ITP – Intumescent Coating to Structural Steel

Inspection and Test Plan for intumescent paint on steel: surface prep, environmental checks, WFT/DFT, adhesion, and final acceptance.

ITP: Spray-Applied Cementitious Fireproofing (SFRM) to Structural Steel

Inspection & Test Plan for SFRM on steel: substrate checks, thickness, adhesion (ASTM E736), density (ASTM E605), and final acceptance.

Method Statement: Screed Installation Over Underfloor Heating (UFH) Systems

Contract-level procedure for protection of UFH pipework, pressure testing, screed placement and finishing, thermal movement control, curing, UFH heating commissioning, QA/QC inspections, hold points, and records for temperature and screed integrity testing. Applies to cement-sand and flowing (cementitious or calcium sulfate) screeds over water-based UFH circuits in floating/unbonded construction per project specifications [Verify]. Includes safety and environmental controls, inspection and test plan, and records management for handover compliance inclusive of moisture and integrity verification prior to floor finishes installation [Verify]. Scope: New works and refurbishments where UFH is embedded in screed; excludes structural topping concrete and electric heating mats (separate method). Interfaces: MEP (UFH contractor), finishes contractor, main contractor QA, HSE, and supplier technical guidance [Verify]. Constraints: Maintain UFH test pressure during pour; do not energize heating during casting; comply with temperature/humidity limits; respect movement joint layout and bay size limitations per BS 8204 and BS EN 1264 [Verify]. Deliverables: Approved ITP, checklists, pressure logs, batch/supply certs, SR flatness checks, BRE Drop Hammer results, moisture/RH results, commissioning certificates, as-built joint and zone drawings.

Method Statement: Firestop Mortar Application for Large Openings and Mixed Services

Contract-ready method for installing cementitious firestop mortar in large and mixed-service penetrations, including formwork, depth of fill, substrate bonding, curing, crack repair, and QA/QC verification of density and adhesion per approved firestop systems and project specifications [Verify per project specifications]. The method integrates task-specific HSE controls and a full ITP for inspection and testing to international standards where applicable [Verify per project HSE plan and local regulations]. Scope includes openings in walls and floors (rigid substrates), installation around cables, trays, conduits, metallic/non-metallic pipes with collars/wraps as required, and labeling and documentation for compliance. Note: Every penetration must be installed strictly in accordance with an approved tested/assessed system (e.g., UL System No., ETA/ETAG/DoP, or Engineering Judgment). Deviations require written approval prior to work commencement. Project: | Date: 2026-06-13 | Submitted by: | Submitted to:

Method Statement: Placing and Finishing Concrete for Internal Slab-on-Grade Floors (Warehouses/Commercial)

Contract-ready method for slab-on-grade concrete placement and finishing including vapor barrier protection, laser screed alignment, dry-shake hardener application, power troweling (walk-behind and ride-on), curing, jointing, and flatness/levelness measurement timing and acceptance.

Method Statement – Intumescent Paint Application to Structural Steelwork

Contract method for surface preparation to Sa 2½, compatible priming, application of intumescent coatings with WFT/DFT control, stripe coats, environmental constraints, topcoat compatibility, curing, adhesion testing, and QA/QC documentation for structural steel fire protection works. [Verify per project specifications]","method_date":"2026-06-11","project_name":"","submitted_by":"","submitted_to":""},"method_json":{"version":"1.0","sections":[{"key":"scope","title":"Scope of Works","type":"textarea","content":"### Overview\nThis method covers the complete process for application of intumescent paint systems to structural steelwork, including: surface preparation to Sa 2½; verification of surface profile and contamination; compatible primer application; intumescent basecoat application with wet film and dry film thickness (WFT/DFT) control; stripe coats to edges, welds, and bolt arrays; environmental monitoring; curing; adhesion testing; topcoat/sealer application; repair of defects; and QA/QC records.\n\n### Included Elements\n- Primary and secondary structural steel members (beams, columns, braces, trusses, plate girders, connections).\n- Shop or site application (as specified).\n- Protection to achieve the fire resistance rating per the Fire Engineering design and manufacturer’s calculations.\n\n### Exclusions\n- Passive fire protection by boards, spray plasters, or cementitious systems.\n- Structural repairs or alterations to steelwork.\n\n### Key Objectives\n- Achieve the specified fire rating with verified intumescent DFT per member based on section factor (Hp/A) and exposure type.\n- Deliver a coating system free from runs, sags, pinholes, cracks, and contamination, with documented traceability and inspection records.","rows":[]},{"key":"references","title":"References and Standards","type":"table","content":"","rows":[{"reference":"ISO 8501-1: Preparation of steel substrates – Visual assessment of surface cleanliness (Sa 2½).","document_type":"Standard"},{"reference":"ISO 8502 (series): Tests for surface cleanliness – including ISO 8502-3 (dust), ISO 8502-4 (dew point), ISO 8502-6/9 (Bresle method for soluble salts).","document_type":"Standard"},{"reference":"ISO 8503 (series): Surface roughness characteristics of blast-cleaned steel substrates.","document_type":"Standard"},{"reference":"ISO 19840 / SSPC-PA 2 / ASTM D7091: Measurement of DFT on ferrous substrates (sampling and acceptance).","document_type":"Standard"},{"reference":"ASTM D4414: Measurement of wet film thickness by notch gauges.","document_type":"Standard"},{"reference":"ASTM D4541 / ISO 4624: Pull-off strength (adhesion) of coatings.","document_type":"Standard"},{"reference":"ISO 12944 (relevant parts): Corrosion protection of steel structures by protective paint systems (edge preparation, durability concepts).","document_type":"Standard"},{"reference":"SSPC-SP 1: Solvent Cleaning.","document_type":"Standard"},{"reference":"Manufacturer’s Product Data Sheets (PDS) and Safety Data Sheets (SDS) for primer, intumescent basecoat, and topcoat.","document_type":"PDS/SDS"},{"reference":"Project Specifications, Fire Strategy Report, and Intumescent Thickness Calculation Sheets per member (Hp/A, critical DFT).","document_type":"Project Document"}]},{"key":"responsibilities","title":"Responsibilities","type":"table","content":"","rows":[{"role":"Project Manager","responsibility":"Overall delivery, resources, approvals, programme integration, coordination with Fire Engineer and Architect."},{"role":"Construction/Site Engineer","responsibility":"Setting out, access/containment planning, environmental monitoring, daily interface with inspectors and applicators."},{"role":"QA/QC Manager","responsibility":"Inspection/Test coordination, ITP implementation, NCR/CAR management, records compilation, final dossier."},{"role":"Coating Inspector (AMPP/NACE Level 2 or equivalent)","responsibility":"Hold/witness inspections, surface cleanliness/profile checks, WFT/DFT verification, adhesion testing oversight, acceptance sign-off."},{"role":"Painting Supervisor","responsibility":"Execution planning, crew briefings, method adherence, mixing/application control, recoat/cure management, repairs."},{"role":"HSE Manager/Officer","responsibility":"Task-specific risk assessments, permits, ventilation, monitoring of VOC/isocyanate exposure [Verify per project HSE plan], emergency preparedness."},{"role":"Procurement/Materials Controller","responsibility":"Batch traceability, storage per PDS, shelf-life control, delivery of calibrated gauges and test kits."},{"role":"Third-Party Inspector (if specified)","responsibility":"Independent verification at hold points per ITP and contract."}]},{"key":"resources","title":"Resources (Manpower)","type":"table","content":"","rows":[{"party":"Abrasive Blasting Operators","quantity":"2–4 [Verify per scope]","remarks":"Certified, experienced with Sa 2½ requirements."},{"party":"Industrial Painters (Airless)","quantity":"3–6 [Verify]","remarks":"Qualified for intumescent systems."},{"party":"Brush/Roller Applicators (Stripe Coats)","quantity":"2–3","remarks":"Edge/weld detailers."},{"party":"Coating Inspector (AMPP/NACE L2)","quantity":"1","remarks":"Dedicated during critical holds."},{"party":"HSE Officer","quantity":"1","remarks":"Shared resource acceptable if risk profile allows."},{"party":"General Labourers/Material Handlers","quantity":"2–4","remarks":"Masking, protection, mixing support."},{"party":"Scaffolders/MEWP Operators","quantity":"As required","remarks":"Certified for work at height."}]},{"key":"materials","title":"Materials","type":"table","content":"","rows":[{"material":"Degreaser/Solvent (SSPC-SP1 compliant)","specification":"Non-residue, compatible with subsequent coating."},{"material":"Abrasive Media (e.g., Garnet 30/60)","specification":"Clean, dry, free from contaminants; profile target 40–75 µm Rz [Verify per PDS]."},{"material":"Compatible Primer (e.g., epoxy zinc phosphate or zinc-rich/epoxy as approved)","specification":"Manufacturer-approved for intumescent; typical DFT 50–75 µm [Verify]."},{"material":"Intumescent Basecoat (water-borne/solvent-borne/epoxy intumescent)","specification":"Selected to meet required fire rating; supplied with manufacturer’s thickness schedule per Hp/A [Verify]."},{"material":"Stripe Coat Material","specification":"Same intumescent basecoat or compatible primer as per manufacturer’s guidance."},{"material":"Sealer/Topcoat (if specified)","specification":"UV/weathering protection; manufacturer-approved and compatible; typical DFT 40–60 µm [Verify]."},{"material":"Thinners/Cleaners","specification":"As per PDS; controlled use only."},{"material":"Masking/Protection","specification":"Poly sheeting, tape, tarps for overspray containment."}]},{"key":"equipment","title":"Equipment","type":"table","content":"","rows":[{"equipment":"Abrasive Blasting Pot & Nozzles","capacity":"Nozzle size 6–8 mm; moisture separator and air dryer required."},{"equipment":"Air Compressor","capacity":">= 250 cfm with aftercooler/dryer [Verify]."},{"equipment":"Dust Extraction/Containment","capacity":"Vacuum recovery or enclosure with filters to control emissions."},{"equipment":"Airless Spray Pump","capacity":"45:1–68:1 ratio, min 4–6 L/min; tip 0.027–0.035 in for intumescent [Verify per PDS]."},{"equipment":"Mixers (Paddle/High-torque)","capacity":"For uniform dispersion; timer for mixing duration per PDS."},{"equipment":"Hygrometer/Dew Point Meter","capacity":"Measures air temp, RH, dew point; with calibration certificate."},{"equipment":"Infrared Thermometer/Contact Thermometer","capacity":"Substrate temperature readings."},{"equipment":"WFT Gauges (ASTM D4414)","capacity":"Notched comb type; suitable for high-build coatings."},{"equipment":"DFT Gauge (ISO 19840/ASTM D7091)","capacity":"Magnetic induction/eddy current; current calibration certificate."},{"equipment":"Bresle Kits & Conductivity Meter","capacity":"ISO 8502-6/9 soluble salt testing."},{"equipment":"Dust Tape Test Kit","capacity":"ISO 8502-3 assessment cards."},{"equipment":"Surface Profile Replica Tape/Profilometer","capacity":"ISO 8503 measurement."},{"equipment":"Access Equipment","capacity":"Certified scaffolding, MEWPs with fall protection."},{"equipment":"Ventilation/Extraction Fans","capacity":"Maintain safe solvent vapor levels and drying conditions."},{"equipment":"Lighting","capacity":"500–1000 lux in containment areas for inspection."},{"equipment":"PPE & Safety Gear","capacity":"Air-fed respirators (as needed), gloves, coveralls, eye and hearing protection."}]},{"key":"prerequisites","title":"Prerequisites","type":"textarea","content":"### Approvals and Submittals\n- Approved Method Statement, ITP, Risk Assessment/Method Statement (RAMS).\n- Manufacturer approvals: primer, intumescent, topcoat compatibility letters.\n- Fire design calculations: Hp/A, target DFT per member and fire rating, coating schedule.\n- Calibration certificates for all gauges and meters (within validity).\n\n### Site Readiness\n- Access and containment installed; ventilation plan verified.\n- Ambient condition control feasible (heating/dehumidification if required).\n- Substrate free from fabrication oils; welds inspected and accepted.\n- Edges prepared to a minimum 2 mm radius where practicable to improve coating retention [Verify per project specs/ISO 12944 guidance].\n- Protection to adjacent finishes and equipment installed.\n\n### Training & Trials\n- Toolbox talk for spraying hazards, injection injury, confined spaces, isocyanates (if applicable).\n- Mock-up/panel trial to confirm finish and achievable WFT/DFT (if specified).\n\n### Hold/Witness Points\n- Pre-blast inspection; post-blast before priming; pre-intumescent; post-DFT each coat; adhesion test; final acceptance.","rows":[]},{"key":"method_sequence","title":"Method Sequence","type":"table","content":"","rows":[{"step":"1","activity":"Receipt, Storage, and Batch Control","description":"Receive materials with COAs/SDS. Store between manufacturer’s min/max temperatures (e.g., 5–30°C) and off the floor; rotate stock FIFO. Record batch/expiry on Material Control Log.","responsibility":"Materials Controller / QA/QC","inspection":"Visual; temperature log","inspection_required":"Yes"},{"step":"2","activity":"Surface Degreasing","description":"Remove oil/grease per SSPC-SP1 using approved degreaser; rinse/wipe dry. Verify no residues.","responsibility":"Painting Supervisor","inspection":"Random wipe test/visual","inspection_required":"Yes"},{"step":"3","activity":"Abrasive Blasting to Sa 2½","description":"Blast clean to ISO 8501-1 Sa 2½ with angular profile 40–75 µm Rz [Verify per PDS]. Maintain clean, dry compressed air. Contain and collect abrasive.","responsibility":"Blasting Supervisor","inspection":"Visual comparator vs ISO 8501-1; profile measurement ISO 8503","inspection_required":"Hold Point"},{"step":"4","activity":"Surface Cleanliness Testing","description":"Check dust (ISO 8502-3, max Class 2 quantity/size [Verify]); soluble salts via Bresle (ISO 8502-6/9, ≤20 mg/m² chloride as NaCl [Verify]).","responsibility":"Coating Inspector","inspection":"Dust tape test; conductivity conversion to mg/m²","inspection_required":"Yes"},{"step":"5","activity":"Environmental Check (Pre-Prime)","description":"Record air temp, RH, dew point, steel temp. Ensure steel temp ≥ 3°C above dew point; RH ≤ 85% [Verify].","responsibility":"Coating Inspector","inspection":"Hygrometer/dew point meter","inspection_required":"Yes"},{"step":"6","activity":"Primer Application","description":"Apply compatible primer to target DFT 50–75 µm [Verify] within allowable window post-blast (typically ≤4 hours or before visible rusting).","responsibility":"Painting Supervisor","inspection":"WFT checks ASTM D4414; DFT checks per ISO 19840/ASTM D7091","inspection_required":"Witness"},{"step":"7","activity":"Primer Cure & Recoat Window","description":"Allow to cure per PDS (time/temp/RH). If exceeded recoat window, abrade/clean as per PDS before intumescent.","responsibility":"Painting Supervisor","inspection":"Time/ambient log; surface cleanliness","inspection_required":"Yes"},{"step":"8","activity":"Stripe Coats to Details","description":"Brush-apply stripe coats to edges, welds, bolt heads, stiffeners using same intumescent basecoat or as specified by manufacturer.","responsibility":"Painting Supervisor","inspection":"Visual coverage; WFT spot checks","inspection_required":"Yes"},{"step":"9","activity":"Intumescent Basecoat – First Pass","description":"Confirm target total DFT per member from approved schedule (often 1.0–3.5 mm for 60–120 min ratings) [Verify]. Apply by airless spray in multiple passes; do not exceed per-coat WFT per PDS (typ. 800–1500 µm). Avoid runs/sags.","responsibility":"Painting Supervisor","inspection":"WFT checks; visual for defects; ambient log","inspection_required":"Witness"},{"step":"10","activity":"Curing Between Coats","description":"Allow each coat to reach minimum recoat condition per PDS (time/temp/RH/ventilation). Confirm surface is firm, non-tacky, and supports subsequent coats without damage.","responsibility":"Painting Supervisor","inspection":"Touch/visual; time/ambient records","inspection_required":"Yes"},{"step":"11","activity":"Subsequent Intumescent Coats","description":"Repeat application/inspection cycles until scheduled total DFT achieved for each member. Maintain identification and mapping of readings per member/face.","responsibility":"Painting Supervisor / Coating Inspector","inspection":"DFT per ISO 19840 sampling; map and record","inspection_required":"Hold Point"},{"step":"12","activity":"Adhesion Testing (Representative Areas)","description":"Perform pull-off adhesion tests (ASTM D4541 or ISO 4624) at agreed frequency (e.g., 1 test per 500 m² or per 50 members, min 3 tests) [Verify]. Repair dollies locations after test.","responsibility":"Coating Inspector","inspection":"Pull-off tester; record MPa and failure mode","inspection_required":"Witness"},{"step":"13","activity":"Repairs and Touch-ups","description":"Address low DFT by additional coats. For runs/sags/mud cracking: sand back or remove to sound layer and reapply per PDS. Feather edges; re-measure DFT.","responsibility":"Painting Supervisor","inspection":"DFT re-check; visual finish","inspection_required":"Yes"},{"step":"14","activity":"Topcoat/Sealer (If Specified)","description":"Apply compatible sealer/topcoat within recoat window after basecoat fully cured. Typical DFT 40–60 µm [Verify]. Confirm gloss/colour if architectural.","responsibility":"Painting Supervisor","inspection":"WFT/DFT; compatibility confirmation","inspection_required":"Witness"},{"step":"15","activity":"Final Inspection and Handover","description":"Comprehensive DFT mapping, adhesion results, environmental logs, batch traceability, NCR close-outs, manufacturer’s compliance letter (if required). Protect finished works.","responsibility":"QA/QC Manager / Coating Inspector","inspection":"Document review; visual walkthrough","inspection_required":"Hold Point"}]},{"key":"safety_controls","title":"Health & Safety Controls","type":"textarea","content":"### Task-Specific Hazards and Controls\n- **Hazard:** Abrasive blasting dust and rebound.\n - **Consequence:** Respiratory injury, eye injury, silicosis (if improper media), skin lacerations.\n - **Engineering/Procedural Control:** Use low-dust garnet; enclosed/curtained blasting with dust extraction; deadman controls; trained operators; exclusion zones.\n - **PPE:** Blast hood with Grade D breathing air; gloves; cut-resistant coveralls; hearing protection; safety boots.\n - **Collective Measure:** Negative-pressure containment with filtration; debris netting.\n - **Inspection/Permit/Supervision:** Containment integrity checks; compressor moisture traps inspected daily; HSE supervision.\n\n- **Hazard:** Solvent/flammable vapors from coatings and thinners.\n - **Consequence:** Fire/explosion, toxic exposure.\n - **Engineering/Procedural Control:** Use intrinsically safe lighting/ventilation; eliminate ignition sources; decant in ventilated areas; bonding/earthing of containers; hot-work exclusion.\n - **PPE:** Chemical-resistant gloves; goggles/face shield; organic vapor respirators or air-fed respirators as required by SDS.\n - **Collective Measure:** Mechanical ventilation achieving target air changes; LEL monitoring where warranted.\n - **Inspection/Permit/Supervision:** Flammable liquids storage per approved cabinets; daily LEL/ventilation checks; permit-to-work for confined/controlled areas [Verify per project HSE plan and local regulations].\n\n- **Hazard:** Isocyanate exposure (certain polyurethane topcoats).\n - **Consequence:** Sensitization, asthma.\n - **Engineering/Procedural Control:** Substitute non-isocyanate where possible; otherwise, closed spray systems, ventilation, restricted access.\n - **PPE:** Air-fed respirator; chemical coveralls; nitrile gloves.\n - **Collective Measure:** Health surveillance/fit testing.\n - **Inspection/Permit/Supervision:** SDS review; exposure monitoring as required by law [Verify].\n\n- **Hazard:** High-pressure airless spray injection injury.\n - **Consequence:** Tissue necrosis/amputation.\n - **Engineering/Procedural Control:** Tip guards, trigger locks, safe distance, do not wipe tips under pressure; emergency response plan with immediate hospital referral.\n - **PPE:** Gloves, goggles/face shield, coveralls.\n - **Collective Measure:** Exclusion zones; equipment lockout/tagout for maintenance.\n - **Inspection/Permit/Supervision:** Daily equipment inspection; operator training records; supervisor sign-off.\n\n- **Hazard:** Working at height on steel frames.\n - **Consequence:** Falls leading to serious injury/fatality.\n - **Engineering/Procedural Control:** Certified scaffolds/MEWPs; double lanyard fall arrest; edge protection; tethered tools.\n - **PPE:** Full-body harness with shock-absorbing lanyard; helmet with chinstrap.\n - **Collective Measure:** Guardrails and toe boards; rescue plan.\n - **Inspection/Permit/Supervision:** Pre-use checks; statutory scaffold inspections; MEWP operator certification.\n\n- **Hazard:** Noise and vibration from blasting/compressors.\n - **Consequence:** Hearing loss, HAVS.\n - **Engineering/Procedural Control:** Selection of quieter plant; isolation; exposure time management.\n - **PPE:** Hearing protection (SNR per noise map).\n - **Collective Measure:** Acoustic screens where feasible.\n - **Inspection/Permit/Supervision:** Noise surveys; health surveillance per regulations.\n\n- **Hazard:** Confined/poorly ventilated spaces (enclosures).\n - **Consequence:** Asphyxiation, solvent overexposure.\n - **Engineering/Procedural Control:** Confined space assessment; forced ventilation; gas monitoring; standby attendant.\n - **PPE:** Respiratory protection per monitoring results.\n - **Collective Measure:** Permit-to-work with rescue plan.\n - **Inspection/Permit/Supervision:** Confined Space Permit; continuous monitoring.\n\n- **Hazard:** Manual handling of drums and equipment.\n - **Consequence:** Musculoskeletal injuries.\n - **Engineering/Procedural Control:** Use drum trolleys/hoists; team lifts; decant to smaller containers.\n - **PPE:** Gloves, safety footwear.\n - **Collective Measure:** Mechanical aids.\n - **Inspection/Permit/Supervision:** Supervisor to enforce lift plans.\n\n- **Hazard:** Electrical equipment in damp/paint environments.\n - **Consequence:** Electric shock.\n - **Engineering/Procedural Control:** 110V center-tapped transformers or RCDs; IP-rated equipment; cable management.\n - **PPE:** Dielectric gloves as needed; dry gloves.\n - **Collective Measure:** PAT testing.\n - **Inspection/Permit/Supervision:** Daily visual checks; formal inspections per schedule.","rows":[]},{"key":"environmental_controls","title":"Environmental Controls","type":"textarea","content":"### Controls for Environmental Impact\n- **Dust and Abrasive Containment:** Fully enclose blasting zones with sheeting; use vacuum recovery. Daily cleanup; prevent migration to drains.\n- **Waste Management:** Segregate spent abrasive and paint debris as potentially hazardous waste; test and dispose per licensed facility requirements. Maintain waste transfer notes.\n- **VOC and Odor Management:** Choose low-VOC options where feasible; mechanical ventilation to maintain concentrations below occupational limits; schedule high-VOC works off-peak.\n- **Overspray and Drift:** Use shrouds, windscreens, and correct tip/pressure; halt spraying above safe wind thresholds [Verify per site limit].\n- **Noise:** Fit silencers; schedule noisy tasks during permitted hours; provide acoustic barriers as needed.\n- **Water Protection:** Block stormwater inlets near work; deploy spill kits; prohibit washing tools into drains.\n- **Energy Efficiency:** Use properly sized compressors with dryers; shut down idling equipment.\n- **Material Efficiency:** Mix only required quantities; track pot life to reduce waste.","rows":[]},{"key":"qa_qc","title":"QA/QC Requirements","type":"textarea","content":"### Inspection and Testing\n- Implement ITP with defined hold/witness points.\n- Calibration: DFT/WFT gauges, hygrometers, conductivity meters, and pull-off testers with valid certificates.\n- Sampling Frequency (typical) [Verify per ITP/spec]:\n - DFT: per ISO 19840/SSPC-PA 2 – e.g., min 5 measurement areas per 10 m² or per member flange/web; each area = ≥3 gauge readings.\n - Salts: at least 1 Bresle test per 50 m² per shift per substrate condition change.\n - Dust: at least 1 test per 50 m².\n - Adhesion: 1 set per 500 m² or per 50 members, min 3 pulls.\n\n### Acceptance Criteria (typical – verify project/manufacturer)\n- Cleanliness: ISO 8501-1 Sa 2½, free from visible dust/oil/grease.\n- Salts: ≤20 mg/m² chloride as NaCl (Bresle) [Verify].\n- Dust: ISO 8502-3 max Class 2 (quantity/size) [Verify].\n- Profile: 40–75 µm Rz [Verify].\n- Primer DFT: 50–75 µm, uniform; within manufacturer’s limits for overcoating.\n- Environmental: Steel temp ≥3°C above dew point; RH ≤85%; substrate/application temperatures within PDS.\n- Intumescent DFT: Per approved schedule; acceptance per ISO 19840/SSPC-PA 2 – mean ≥ NDFT; no individual reading <80% NDFT unless otherwise permitted by standard/manufacturer [Verify].\n- Adhesion: ≥1.5 MPa average; no individual <1.0 MPa; predominantly cohesive failure in coating or adhesive acceptable [Verify/manufacturer].\n\n### Documentation and Traceability\n- Coating Inspection Reports (CIRs), DFT maps per member, WFT logs, environmental logs, salt/dust/profile records, adhesion test reports.\n- Batch records (primer/intumescent/topcoat), COAs/SDS, equipment calibration.\n- NCR/CARs and corrective actions; final MDR/hand-over dossier with manufacturer’s compliance letter (if required).","rows":[]},{"key":"itp","title":"Inspection and Test Plan (ITP)","type":"table","content":"","rows":[{"activity":"Material receipt and storage","inspection_test":"Verify PDS/SDS, batch numbers, shelf-life, storage temperatures","acceptance_criteria":"Conforms to approved submittals; storage within PDS limits; no damaged containers","responsibility":"QA/QC + Materials Controller","record":"Material Receipt & Storage Log"},{"activity":"Surface degreasing (pre-blast)","inspection_test":"Visual and wipe test per SSPC-SP1","acceptance_criteria":"No oil/grease residues; clean, dry surface","responsibility":"Coating Inspector","record":"Pre-blast Inspection Report"},{"activity":"Abrasive blasting","inspection_test":"Visual vs ISO 8501-1; profile ISO 8503","acceptance_criteria":"Sa 2½; profile 40–75 µm Rz [Verify]","responsibility":"Coating Inspector","record":"Post-blast Report; Profile Measurements"},{"activity":"Dust testing","inspection_test":"ISO 8502-3 dust tape test","acceptance_criteria":"Max Class 2 (quantity/size) [Verify]","responsibility":"Coating Inspector","record":"Dust Test Record"},{"activity":"Soluble salt testing","inspection_test":"ISO 8502-6/9 (Bresle), conductivity to mg/m²","acceptance_criteria":"≤20 mg/m² chloride (as NaCl) [Verify]","responsibility":"Coating Inspector","record":"Bresle Test Record"},{"activity":"Environmental conditions (pre-coating and during cure)","inspection_test":"Air/steel temp, RH, dew point","acceptance_criteria":"Steel temp ≥3°C above dew point; RH ≤85%; within PDS limits","responsibility":"Coating Inspector","record":"Environmental Log"},{"activity":"Primer application","inspection_test":"WFT (ASTM D4414) and DFT (ISO 19840/ASTM D7091)","acceptance_criteria":"Uniform primer DFT 50–75 µm [Verify]; visual free from defects","responsibility":"Coating Inspector","record":"Primer WFT/DFT Log; CIR"},{"activity":"Recoat window verification","inspection_test":"Time/ambient review; surface condition","acceptance_criteria":"Within PDS recoat interval or surface properly prepared","responsibility":"Painting Supervisor + QA/QC","record":"Recoat Verification Record"},{"activity":"Stripe coats to details","inspection_test":"Visual coverage; WFT spot checks","acceptance_criteria":"Continuous coverage on edges/welds/bolts; no misses","responsibility":"Coating Inspector","record":"Stripe Coat Inspection Record"},{"activity":"Intumescent basecoat application (each coat)","inspection_test":"WFT during spray; defects check","acceptance_criteria":"Per-coat WFT within PDS limit; no runs/sags/cracks","responsibility":"Painting Supervisor + Coating Inspector","record":"WFT Log; CIR"},{"activity":"Curing between coats","inspection_test":"Time/ambient verification; surface condition","acceptance_criteria":"Meets minimum recoat criteria per PDS; surface firm/non-tacky","responsibility":"Coating Inspector","record":"Cure Verification Log"},{"activity":"Total DFT mapping (final)","inspection_test":"DFT per ISO 19840/SSPC-PA 2 sampling plan","acceptance_criteria":"Mean ≥ NDFT; no individual <80% NDFT unless permitted [Verify]","responsibility":"Coating Inspector","record":"DFT Map & Acceptance Report"},{"activity":"Adhesion testing (representative)","inspection_test":"ASTM D4541/ISO 4624 pull-off","acceptance_criteria":"Average ≥1.5 MPa; no individual <1.0 MPa; acceptable failure mode [Verify]","responsibility":"Coating Inspector / Third-Party (if specified)","record":"Adhesion Test Report"},{"activity":"Topcoat/sealer application (if specified)","inspection_test":"WFT/DFT; compatibility check","acceptance_criteria":"Within PDS DFT; applied within recoat window; uniform finish","responsibility":"Coating Inspector","record":"Topcoat Inspection Record"},{"activity":"Final acceptance and documentation","inspection_test":"Review of MDR, close-out of NCRs, housekeeping","acceptance_criteria":"All records complete; coating free of defects; protection in place","responsibility":"QA/QC Manager + Client Rep","record":"Final Acceptance Certificate; MDR"}]},{"key":"attachments","title":"Attachments","type":"textarea","content":"- Approved product data sheets and SDS for primer/intumescent/topcoat.\n- Coating schedule by member (Hp/A, required DFT and fire rating).\n- DFT maps and WFT logs.\n- Environmental monitoring logs.\n- Bresle salt test and dust test records.\n- Surface profile measurement records.\n- Adhesion test reports with locations and photos.\n- Equipment calibration certificates.\n- Material batch and storage logs.\n- NCR/CAR register and close-out evidence.\n- Manufacturer’s compatibility/approval letters and any site visit reports.","rows":[]}],"custom_fields":[]},"method_meta":{"seo_title":"Method Statement: Intumescent Paint to Structural Steel – Sa 2½, WFT/DFT, Adhesion, Topcoat, QA/QC","meta_description":"Contract-ready method for intumescent coating of steel: Sa 2½ prep, primer, WFT/DFT control, stripe coats, curing, adhesion tests, and ITP.","keywords":["intumescent paint method","Sa 2½ surface preparation","DFT measurement ISO 19840","structural steel fire protection","adhesion testing ASTM D4541","stripe coat edges","primer compatibility","topcoat sealer","QA/QC ITP coatings","dew point control"],"ai_snippet":"This method statement details how to prepare and coat structural steel with intumescent paint, from Sa 2½ blasting to final topcoat. It defines WFT/DFT controls, curing, adhesion testing, and complete QA/QC documentation.","og_title":"Intumescent Paint Method Statement for Structural Steel","og_description":"Comprehensive, contract-ready method: Sa 2½ prep, compatible primers, WFT/DFT control, adhesion testing, curing, topcoat, and ITP for steel fire protection.","faq":[{"question":"How is the required intumescent DFT determined?","answer":"By manufacturer’s design based on each member’s section factor (Hp/A), fire rating duration, and exposure. Use the approved coating schedule and verify per project specifications."},{"question":"What environmental limits apply during application?","answer":"Typically steel temperature ≥3°C above dew point, RH ≤85%, and substrate/application temperatures within the product’s PDS. Always verify project/manufacturer limits."},{"question":"Which standards govern thickness measurements?","answer":"Use ISO 19840 or SSPC-PA 2/ASTM D7091 for DFT, and ASTM D4414 for WFT. Calibration certificates must be current."},{"question":"When should stripe coats be applied?","answer":"Before full coats on edges, welds, bolt heads, and other sharp details to ensure adequate film build and durability."},{"question":"Is adhesion testing always required?","answer":"Adhesion testing frequency is defined in the ITP or project spec. Typical practice is representative pull-off tests; verify acceptance values with the manufacturer/specifications."}]},"itp_meta":{"title":"ITP – Intumescent Coating to Structural Steel","meta_description":"Inspection and Test Plan for intumescent paint on steel: surface prep, environmental checks, WFT/DFT, adhesion, and final acceptance.","keywords":"ITP, intumescent coating, ISO 19840, SSPC-PA 2, adhesion ASTM D4541, Sa 2½, QA/QC","ai_snippet":"Defines inspections for each stage of intumescent coating works, including Sa 2½ preparation, environmental controls, WFT/DFT checks, adhesion testing, and documentation.","why_used":"To establish hold/witness points and objective acceptance criteria ensuring the coating achieves the required fire performance and durability.","who_uses_it":"QA/QC inspectors, coating supervisors, third-party inspectors, and the Client/Engineer’s Representative.","when_used":"Throughout the coating process from material receipt through final acceptance and handover.","submitted_to":"Client/Engineer for approval prior to works.","inspection_scope":"Material verification, substrate preparation, cleanliness/contamination tests, environmental monitoring, primer and intumescent application, thickness control, adhesion testing, topcoat application, and final documentation.","typical_hold_witness_points":"Post-blast inspection (Hold), pre-intumescent application (Hold), total DFT mapping (Hold), adhesion testing (Witness), final acceptance (Hold).","typical_records":"CIRs, WFT/DFT logs, environmental logs, Bresle/dust/profile results, adhesion test reports, batch logs, calibration certificates, NCR/CARs, MDR.","faq":[{"question":"What sampling plan is used for DFT checks?","answer":"Follow ISO 19840 or SSPC-PA 2: define measurement areas per member or per 10 m², with multiple gauge readings per area and mapping of results."},{"question":"How are adhesion test locations selected?","answer":"Select representative, non-critical areas agreed with the Engineer to avoid structural or aesthetic impact; repair test spots after testing."}]} ,"hero_image_prompt":"Photorealistic image of industrial painters applying white intumescent coating by airless spray to structural steel beams inside a well-lit containment with scaffolding, ventilation ducts, and inspection gauges visible; clean Sa 2½ steel and WFT/DFT tools in foreground; professional, high-resolution, neutral color grading."}

Method Statement: Spray-Applied Cementitious Fireproofing (SFRM) to Structural Steel

Contract-ready method for surface preparation, masking, mixing, spraying, thickness control, adhesion and density testing, curing, protection, QA/QC, ITP and final acceptance for cementitious SFRM on structural steel columns and beams in accordance with recognized standards and manufacturer instructions. The method integrates UL/EN design compliance, quantitative tolerances, hold/witness points, and task-specific HSE controls. It is suitable for primed or unprimed steel subject to primer compatibility verification and project specifications.

Inspection & Test Plan (itp) In Construction — Complete Guide, Templates & Legal Essentials

Learn how to write an ITP (Inspection & Test Plan) for construction—templates, hold/witness points, acceptance criteria, ISO 9001 alignment, and FIDIC legal implications.

Method Statement Vs Risk Assessment Vs Itp: What To Include Before Submission

Method Statement vs Risk Assessment vs ITP explained for construction teams. Learn what each document controls, how WIRs and checklists fit into the workflow, and how to avoid rejected submittals.

Method Statement For Construction: Template, Examples, Approval, And Contract Risks

Learn how a method statement for construction should be prepared, reviewed, submitted, and controlled. Covers tender-stage method statements, specialist input, approval risks, specification conflicts, revision creep, examples, templates, and practical tools.

Rams Pack In Construction: Method Statement And Risk Assessment Template

A RAMS pack combines a method statement and risk assessment so construction teams understand how work will be done, what hazards apply, and how risks will be controlled before site execution.

Requisition Form: Materials, Services, Budget Control, And Logs

Learn what a requisition form is, how it is used for materials - Purchase Requisition - and services, how it protects budget before PO or work order commitment, and which forms and logs help contractors track requests, allocation, and actual usage.

Plaster Surface Preparation Inspection Checklist

Ensuring the proper preparation and quality of materials is crucial for any plastering project. This checklist is designed to guide inspectors and contractors through a comprehensive review of plaster surface preparation and materials. By following these steps, you can ensure that surfaces are properly prepped and that materials meet the necessary quality standards, ultimately leading to a successful and durable plaster finish.

Final Plaster Finish Inspection Checklist

Ensuring the quality of plaster work is crucial for the durability and aesthetics of any construction project. This checklist guides you through a comprehensive inspection of plaster finishes after curing, helping to identify imperfections and ensure compliance with industry standards. By following this checklist, inspectors and contractors can maintain high-quality standards and achieve a flawless finish that meets client expectations and safety regulations.

Apply Vertical Liquid-Applied Membranes: DFT, Curing, QA

Apply vertical liquid-applied membranes effectively with this practical inspection checklist for roller and brush applications only. It focuses on dry film thickness (DFT) verification, controlled curing, pinhole detection, and adhesion confirmation on vertical substrates such as concrete and masonry. You will prepare the substrate, control environmental conditions, establish realistic acceptance criteria, and capture photo and instrument evidence at each stage. By excluding sprays, the procedure reduces overspray risk, improves edge detailing, and supports small-area control on façade and foundation walls. The checklist also covers consumption reconciliation, recoat windows, protection from rain and dust, and clean termination details before handover. Following these steps helps you avoid blistering, debonding, under-thickness, and hidden holidays that can cause costly leaks or rework. Start in interactive mode, tick each requirement, add comments for deviations, and export results to PDF or Excel with an embedded QR code for secure sharing and traceability.

How to review a method statement in construction: Checklist

How to review a method statement in construction is a critical assurance step for site managers, engineers, and supervisors. A thorough method statement review, often called RAMS or method of statement review, ensures the proposed safe system of work aligns with construction risk assessment, temporary works requirements, and quality controls. This checklist focuses on document control, scope and sequencing, resources and competence, risk and control measures, inspection and testing (ITP), environmental protection, and emergency readiness. By validating measurable acceptance criteria, calibrated tools, responsibilities, and permit-to-work needs, teams avoid rework, unsafe operations, and programme slippage. Clear evidence such as signed approvals, marked-up drawings, calibrated equipment certificates, and photos of controls provides traceability and confidence before work begins. Use this interactive checklist to tick items, add comments, assign actions, and attach evidence; then export to PDF/Excel with a secure QR for field verification.

Remediate Pile Defects Checklist: Grout or Core Repair

Remediate pile defects with a disciplined, field-proven process focused on pressure grouting or core repair, verification, and closing nonconformance reports. This checklist guides supervisors, QC engineers, and contractors through practical pile repair steps without adding new tests, relying on the approved investigation and method statement. It helps decide between pressure grouting for internal voids or core repair for localized damage, manages materials and equipment, and controls grouting pressures, volumes, and curing. You will capture photo evidence, pressure/volume logs, batch certificates, and as-built sketches to demonstrate that defective piles are restored to intent per approved project specifications and authority requirements. The scope excludes new integrity or load testing; verification depends on process records, dimensional checks, and joint inspections. Outcomes include safe, durable repairs, traceable documentation, and timely NCR closure. Use this interactive checklist to tick off actions, add field comments, and export a QR-secured PDF/Excel package for review and archiving.