Mistake & recovery · #051Not verifying field dimensions before pre-fabricating a large duct run
2nd YearMeasuring & Layout
Walk the field and physically measure every dimension before the shop builds a long duct run. Drawings are never 100% accurate — columns shift, beams defl…
Search Field RescueAsk ForemanOpen in mistake guide
Do not
Do not hide, force, cover, or “make it work” if this affects safety, access, airflow, rated assemblies, supports, equipment, or inspection. Stop and verify the approved correction.