The Pipeline and Hazardous Materials Safety Administration is required by law to respond to safety recommendations issued by the National Transportation Safety Board (NTSB), an independent federal agency charged by Congress with investigating significant incidents that involve hazardous materials. Recommendations usually address a specific issue uncovered during an investigation or study and specify how to correct the situation.
- OAA - Open Acceptable Response
- OAAR - Open Acceptable Alternate Response
- OUA - Open Unacceptable Response
- ORR - Open Response Received
- OAR - Open Await Response
The items below are the currently open NTSB recommendations regarding aviation.
Currently Open Recommendations
|Recommendation Number||Description||Issue Date|
|A-08-001||Lithium Batteries; OAA||Jan 7, 2008|
|A-08-002||Lithium Batteries; OAA||Jan 7, 2008|
|A-16-001||Segregation of Lithium Batteries from Class 3 flammable liquids; OAA||February 9, 2016|
|A-16-002||Maximum Loading Densities for Lithium Batteries or Class 3 Flammable Liquids; OAA||February 9, 2016|