AL Pipelines Practice Questions - Alabama Pipelines Contractor Examination Exam

Compared with hydrostatic testing, a pneumatic (air/gas) pressure test is generally considered:

Higher energy and more hazardous if failure occurs, requiring strict controls Always safer because air weighs less than water Unable to find any leaks The only method allowed for all transmission lines

Correct Answer:

Higher energy and more hazardous if failure occurs, requiring strict controls

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