AL Pipelines Practice Questions - Alabama Pipelines Contractor Examination Exam

What is the main purpose of a holiday detector (jeep) on coated pipeline?

To find discontinuities or pinholes in the coating so they can be repaired To measure the gas flow rate in MCF per day To qualify the welder’s visual acuity To set the hydrostatic test pressure automatically

Correct Answer:

To find discontinuities or pinholes in the coating so they can be repaired

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