Quality Control & Inspection Flashcards
7 cards from real CFP practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Quality Control & Inspection flashcards as text
A QC log shows that 12 out of 200 posts on a project were set at depths less than the specified 3-foot minimum. What is the appropriate next step?
Answer: Flag all 12 as non-conformances, evaluate each for structural adequacy, and reset those that fail engineering review
Each out-of-spec post must be individually evaluated and non-conformances documented; posts that cannot be shown to be structurally adequate must be reset.
Which environmental condition during installation can cause freshly applied fusion-bonded epoxy coatings on fence components to fail prematurely?
Answer: Dew point temperature within 5°F of the surface temperature at time of application
When surface temperature is within 5°F of the dew point, condensation can form on the substrate and cause adhesion failure in applied coatings.
During inspection of a cantilever slide gate, you find the gate drifts open slowly after being latched. What is the most likely cause identified in a QC review?
Answer: The latch mechanism is worn or misaligned, or the gate is not level causing gravity-driven drift
A gate that drifts open indicates either a faulty latch or an out-of-level installation allowing gravity to overcome the latch, both requiring correction.
What is the correct way to document a QC observation that a fence section passes inspection?
Answer: Record the pass status with the date, inspector name, section location, measurements taken, and any approved deviations in the written QC log
A complete QC record must include date, inspector identity, location, supporting measurements, and any deviation approvals to be legally and contractually defensible.
A specification requires that all fence fabric have a Class 2.5 zinc coating per ASTM A392. Which minimum zinc weight (oz/ft²) corresponds to Class 2.5?
Answer: 2.5 oz/ft²
ASTM A392 Class 2.5 requires a minimum coating weight of 2.5 oz/ft² of wire surface area, providing enhanced corrosion resistance.
An owner requests that the fence contractor accept a 'punch list' before final payment. What does a punch list represent in the QC process?
Answer: A formal itemized list of incomplete or deficient work items that must be corrected before final acceptance and payment
A punch list is a formal record of outstanding deficiencies or incomplete items that the contractor must remedy as a condition of final acceptance and payment.
When inspecting a newly installed electric security fence energizer system, which safety QC check must be performed first before any other testing?
Answer: Confirm the energizer is de-energized and locked out before any physical contact with the fence conductor
Lockout/tagout of the energizer is the mandatory first step before any physical inspection or testing of an electrified fence system to prevent electrical hazard.