Getting started
How to run a construction inspection
An inspection isn't a stroll with a clipboard. It's a comparison: the work in front of you against a defined standard, with a record that shows what you found and what happened next. Run one the same way every time and you catch defects while they're cheap, you keep the trade honest, and you leave behind proof that the work was actually looked at.
For a new field engineer, foreman, or superintendent who has been handed an inspection and wants a repeatable way to run it instead of winging it.
Step by step
Know what you're inspecting against
Before you walk, pull the approved drawings, the spec section, the approved submittals, and the checklist for this scope. You can't judge work as acceptable if you never fixed what acceptable means — the acceptance criteria are the whole basis of the call.
Confirm the work is ready to inspect
Check that the trade says it's complete and that preceding work is done and released. Inspecting a half-finished assembly wastes the trip and teaches the crew that your inspections don't mean much.
Walk it in a fixed order
Move through the area the same way every time — by room, by grid line, by riser — so nothing gets skipped. A consistent path is how you keep from inspecting the easy 80% and missing the corner nobody wants to reach.
Check each item against its criteria
Go point by point down the checklist: layout, dimensions and tolerances, fastening and support, protection, and workmanship. Measure where the spec gives a number instead of eyeballing it.
Document as you go, not from memory
Photograph the condition at each checkpoint and write the observation while you're standing in front of it. A photo taken later of a wall that's already closed proves nothing about what was behind it.
Disposition every finding
For each item, record accept, or log a deficiency with a clear description and location. An open finding needs an owner and a due date, or it evaporates the moment you leave.
Close the loop on corrections
Re-inspect corrected items and record the fix with a follow-up photo. The inspection isn't done when you find the defect — it's done when the correction is verified and signed off.
What gets missed
- Inspecting without the approved submittals in hand, so you accept an installed product nobody approved for the job.
- Judging tolerances by eye when the spec gives a number — most disputes are over the inch you didn't measure.
- Logging a deficiency with no location, so nobody can find it again and the correction never gets verified.
- Signing off the whole area when only the accessible part was actually walked.
- Leaving the record as a checkmark with no photo — a bare pass proves you were there, not what you saw.
Questions people ask
- What's the difference between an inspection and a punch walk?
- An inspection verifies a scope of work against its acceptance criteria as it's completed, usually while it can still be corrected easily. A punch walk happens near completion and lists the leftover cosmetic and minor items an owner or architect wants fixed before final acceptance.
- Do I need to inspect everything, or can I sample?
- It depends on the scope and the plan. Repetitive work is often inspected in full at the initial phase to set the standard, then sampled on follow-up; safety-critical and concealed work is inspected in full every time because you can't go back.
Terms worth knowing
Checklists that make this a one-tap job
Free, field-ready checklists, each with the photo every item needs before it can be submitted.
Related guides
- How to write an inspection checklist that holds upWrite an inspection checklist crews actually use: tie every item to a real acceptance criterion, make each line a clear pass or fail, and build the photo proof into it.
- How to document inspections with photosMake inspection photos that actually prove something: shoot the concealed condition before cover, tag location and date, and tie each shot to the checklist item it backs.
- How to run a three-phase inspectionRun the preparatory, initial, and follow-up phases of quality control on a definable feature of work so defects surface before they multiply.
Reading the steps is one thing. Proving you walked them is the job.
RTI holds the submit button until every mandatory item is answered and the photos are attached, then chains the record so it can be proven untouched later.