What are the requirements for the overflow and relief valves?

  1. Law
  2. CFR 33
  3. Navigation and Navigable Waters
  4. Coast Guard, Department of Homeland Security
  5. Deepwater Ports
  6. Deepwater Ports: Design, Construction, and Equipment
  7. Pollution Prevention Equipment
  8. What are the requirements for the overflow and relief valves?

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§ 149.105 What are the requirements for the overflow and relief valves?

(a) Each oil and natural gas transfer system (OTS/NGTS) must include a relief valve that, when activated, prevents pressure on any component of the OTS/NGTS from exceeding its maximum rated pressure.

(b) The transfer system overflow or relief valve must not allow a discharge into the sea.


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