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Fireproofing

Correct fireproofing deficiencies: define the finding, remedy and follow-up

By Review.LivePublished 3 min readHow we write

A warehouse report identifies a thin location, a density concern and an unresolved bond finding. The foreman needs a separate response for each instead of adding material everywhere and booking a generic retest.

A hand holding a pen over a blue clipboard, ready to fill in a checklist.
Photo: Phil Hearing on Unsplash

Keep each finding tied to its property, location and actual requirement, then obtain the appropriate assessed response. An industry contractor-quality guide distinguishes thickness and density concerns and directs further evaluation and manufacturer consultation in its response provisions. It does not justify treating all failures as a thin spot. The actual report, system and technical review must define the affected scope and corrective route.

Carry the finding through to its evidence

  1. Read the finding before naming a repair. Record report, date, agency, member or area, tested property, result and criterion. Ask the agency to clarify an ambiguous entry. A note saying 'fireproofing failed' loses the distinction between a thickness finding, density result, bond concern or another observation that may require different assessment.
  2. Define the scope requiring assessment. Link the sample or measured location to application records and surrounding work for the responsible reviewers. Identify what remains uncertain and any required restriction on further work. Do not assume one sample describes a whole floor or that the visible patch boundary establishes the full affected area.
  3. Obtain a documented corrective direction. Ask the responsible technical personnel to identify further investigation, preparation, material and method needed for the finding. Complete the project's required approval process before correction. Adding more material, applying a bonding product or changing a criterion should not be an improvised answer to an inconvenient report.
  4. Plan correction and verification together. Name the qualified repair crew, relevant readiness stages, access arrangements and required agency or technical follow-up. Coordinate any removal, sampled-area restoration and neighbouring protection through the actual method. The original test visit and the corrective visit should be linked rather than treated as unrelated labour items.
  5. Record what was done at the identified scope. Keep directed work, material identification, application evidence and review stages with the original finding. Preserve unresolved items and changed directions. Mark physical repair complete separately from follow-up complete, so a neat finish does not become an unsupported accepted status.
  6. Close only the finding the evidence resolves. Link the required follow-up result and applicable acceptance decision, including its locations and limitations. Retain the original report and explain any revised scope. Where concerns repeat, ask for a supported cause review and controlled change; a satisfactory retest alone does not prove the original cause.

Common mistakes

  • Using one repair note for different tested properties.
  • Treating completed application as accepted correction.
  • Erasing the original failure after a later report.

Checklist

Close the finding with a traceable chain

  • Property, location, result and criterion.
  • Assessed scope and remaining uncertainty.
  • Directed correction and required approvals.
  • Qualified work and follow-up arrangements.
  • Actual application and verification evidence.
  • Limited acceptance and original finding retained.

Check your understanding

Should a crew add a skim coat wherever a density or bond result is unresolved?

Show the answer
Do not choose a remedy from the word 'failed'. Obtain the property-specific assessment and directed response, then complete the required follow-up. Extra thickness alone is not an assessed corrective plan.

Sources

  1. NFCA 200 — selected contractor field quality assurance scope and responseNational Fireproofing Contractors Association · United States industry guidance; file headers show August 2018 revision, not Canadian inspection rules · accessed