CMI CMI Advanced Defect Analysis & Documentation

Question 1

A CMI observes diagonal cracks at the corners of window openings. What is the most likely cause?

Accepted Answer

Differential foundation settlement causing structural movement

Answer

Normal thermal expansion

Answer

Poor paint application

Answer

Window frame manufacturing defect

Question 2

When documenting a defect in a CMI-level report, which approach provides the strongest actionable guidance?

Accepted Answer

Describe the defect, its location, likely cause, and recommend a qualified contractor for evaluation or repair

Answer

List the defect with no further comment

Answer

Use only photos with no written description

Answer

Note the defect only if it is a safety hazard

Question 3

What does efflorescence on a masonry foundation wall primarily indicate?

Accepted Answer

Water has migrated through the masonry, depositing mineral salts on the surface

Answer

Mold growth within the masonry

Answer

Normal concrete curing residue

Answer

Acid rain erosion of the exterior

Question 4

A CMI finds that floor joists have been notched at mid-span. Why is this a significant structural concern?

Accepted Answer

Mid-span notching cuts through the tension zone of the joist, severely reducing load-bearing capacity

Answer

It reduces the visual appeal of the basement

Answer

It only matters for engineered lumber

Answer

It violates fire codes, not structural codes

Question 5

Which condition in an attic most directly indicates a chronic roof leak rather than a one-time event?

Accepted Answer

Stained and darkened wood with active microbial growth along a consistent pattern

Answer

A single wet spot on the sheathing

Answer

Insulation that appears compressed

Answer

Evidence of an old repair patch on the sheathing

Question 6

What is the most accurate way to assess whether a visible crack in a concrete slab is active or dormant?

Accepted Answer

Apply tell-tale marks or witness points across the crack and re-inspect over time

Answer

Measure the crack width once and assume it is stable

Answer

Assume all cracks are dormant unless water is present

Answer

Paint over the crack and check if paint bridges it after 30 days