Inspection & Quality Control Flashcards
7 cards from real AEP practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Inspection & Quality Control flashcards as text
During a visual inspection of a transformer bushing, you notice oil staining around the base flange. What is the most appropriate immediate action?
Answer: Tag the unit out of service and notify the supervisor for further evaluation
Oil staining around a transformer bushing base may indicate a seal failure and poses a fire and equipment damage risk, requiring the unit to be taken out of service for evaluation.
What does a 'hold point' in a quality inspection plan require?
Answer: Work must stop and an authorized inspector must verify the work before proceeding
A hold point is a mandatory stop in a work process where an authorized inspector must verify and approve the work before the next phase can begin.
Which of the following is the correct method for inspecting a wood utility pole for internal decay?
Answer: Sounding the pole with a hammer and listening for a hollow tone
Sounding a pole with a hammer and listening for a hollow tone is a standard field method for detecting internal decay that may not be visible on the exterior.
When inspecting newly installed underground cable, what test is most commonly used to verify insulation integrity?
Answer: DC hi-pot (high potential) test
A DC hi-pot test applies a high voltage to the cable to stress-test the insulation and reveal any weaknesses or faults before the cable is energized.
An inspector finds that a contractor used the wrong grade of hardware on a transmission structure. The non-conforming hardware has already been installed. What should happen next?
Answer: Issue a Non-Conformance Report (NCR) and require the contractor to replace the hardware
A Non-Conformance Report (NCR) formally documents the deviation and requires the responsible party to correct the deficiency before the work can be accepted.
What is the purpose of performing an infrared (IR) thermographic scan on electrical switchgear?
Answer: To identify hot spots caused by loose connections, overloads, or failing components
IR thermography detects elevated temperatures caused by loose connections, overloaded circuits, or failing equipment before they cause outages or fires.
During a substation equipment inspection, you notice that the oil level sight glass on a circuit breaker shows a level below the minimum mark. What is the correct action?
Answer: Tag the breaker for maintenance and notify the appropriate personnel before operating it
Low oil in a circuit breaker can impair its ability to interrupt fault current safely, requiring it to be removed from service and inspected by qualified personnel.