AL Pipelines Practice Questions - Alabama Pipelines Contractor Examination Exam

What is the advantage of a double-wall tank with interstitial monitoring?

A leak from the inner wall is detected in the annular space before product reaches the environment It eliminates the need for any overfill prevention It doubles the storage capacity of the tank It removes the requirement for corrosion protection on steel tanks

Correct Answer:

A leak from the inner wall is detected in the annular space before product reaches the environment

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