Special Inspections, Testing, and Field Documentation
This domain covers what the code official verifies in the field beyond the routine inspection sequence: special inspection programs, testing of fire protection systems, record keeping, and the professional conduct that makes those records defensible.
Core rules
- Special inspections apply to structural work whose quality cannot be confirmed by observation alone - soils and foundations, cast-in-place concrete, masonry, structural steel welding and bolting, high-strength bolting, and certain wood and cold-formed steel work. The owner's design professional prepares a statement of special inspections identifying each required inspection and the standards that govern it.
- The building official may accept work fabricated at an approved fabricator's plant in lieu of certain field inspections, but only under an approved quality control program.
- Fire protection systems require acceptance testing before final approval: sprinkler hydrostatic and flow tests, alarm and detection verification, and documentation of results.
- Inspection records must be created contemporaneously and must state the location, the item inspected, the result, and any correction. A verbal "looks fine" is not a record.
- The inspector's authority is enforcement, not design: no approvals of alternative materials or methods without the required documentation, no acceptance of gifts from contractors, and no field direction that substitutes the inspector's judgment for a sealed design.
Worked example
At a steel moment-frame connection, welding is scheduled to begin but the special inspector's report for the previous joint shows an unqualified welder. The building official withholds inspection approval for that scope, requires welder qualification records and re-inspection of the affected joints, and documents the hold in the inspection record. Production pressure is not a basis for approval.
Traps
- Assuming the contractor's own quality control substitutes for the required special inspection.
- Approving systems covered by a contractor's verbal assurance that testing was done.
- Recording an inspection as "passed" while a correction remains open and unresolved.