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[Header] PHMSA - U.S. Department of Transportation - Pipeline and Hazardous materials Safety Adminis
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Closed Recommendations

The table below is a summary of the closed NTSB Recommendations. For copies of the specific letters and the OHMS responses, click the link for the specific item and review the list of "Related Downloads" on the right.

NTSB Classifications:

  • CAR - Closed Acceptable Response
  • CAA - Closed Acceptable Action
  • CAAA - Closed Acceptable Alternative Action
  • CAAR - Closed Acceptable Alternative Response
  • CNLA - Closed No Longer Applicable
  • CUA - Closed Unacceptable Action
  • CUR - Closed Unacceptable Response
Closed Recommendations
 
A-07-104 Lithium Batteries; (Closed - Reconsidered; 12/26/2012) Dec 17, 2007
 
A-07-105 Lithium Batteries; (Closed - Reconsidered; 12/26/2012) Dec 17, 2007
 
A-07-106 Lithium Batteries (CAA; 7/21/2010) Dec 17, 2007
 
A-96-30 Oxidizing materials on aircraft (CNLA; 03-08-00) May 31, 1996
 
A-98-80 Air carrier emergency telephone number (CUA; 11/13/00) Aug 12, 1998
 
A-99-80 Lithium Batteries (CAA; 06/19/08) Nov 16, 1999
 
A-99-82 Lithium Batteries (CAA; 06/19/08) Nov 16, 1999
 
A-99-83 Lithium Batteries (CAAA; 09/26/02) Nov 16, 1999
 
A-99-84 Lithium Batteries (CAA; 09/26/02) Nov 16, 1999
 
H-02-23 Cylinders carrying hydrogen (CAA; 4/21/2010) Sep 26, 2002
 
H-02-24 Cylinders carrying hydrogen (CUA; 4/21/2010) Sep 26, 2002
 
H-02-25 Cylinders carrying hydrogen (CAA; 04/01/05) Sep 26, 2002
 
H-12-2 Advisory bulletin on Swansea, SC hose rupture incident; CAA Feb 4, 2013
 
H-12-5 Letter of Interpretation on 49 CFR 180.416(d); CAA Feb 4, 2013
 
H-90-91 Cargo tank remote shut-off requirements (CAA; 08/07/03) Sep 12, 1990
 
H-92-2 Cargo tanks (CAA; 10/25/02) Mar 20, 1992
 
H-92-3 Cargo Tanks (CAA; 09/08/99) Mar 20, 1992
 
H-92-4 Cargo tank rollover requirements (CUA; 06/25/04) Mar 20, 1992
 
H-92-5 Cargo tank rollover requirements (CUA; 06/25/04) Mar 20, 1992
 
H-92-6 Cargo tank incident reporting (CAA; 10/20/04) Mar 20, 1992
 
H-93-34 Cargo tanks (CAA) Oct 4, 1993
 
H-95-14 Cargo tanks (CAAA; 08-06-02) Aug 1, 1995
 
H-95-37 Cargo tanks (CUA; 08-18-03) Nov 27, 1995
 
H-99-57 Loading/Unloading instructions for cargo tanks (CAAA; 10/25/02) Oct 1, 1999
 
H-99-58 Immediate reporting of hazardous materials incident (CUA; 10/20/04) Oct 1, 1999
 
I-00-6 Applicability of the HMR (CUA; 03/29/04) Jun 20, 2000
 
I-01-01 Written reporting standards (CAAA; 10/20/04) Mar 12, 2001
 
I-07-1 Pressurized Aluminum Cylinders; CUA Feb 4, 2013
 
I-07-2 Pressurized Aluminum Cylinders; CAA Feb 4, 2013
 
I-90-8 Cargo securement (CUA; 07/20/01) Mar 23, 1990
 
I-90-9 Inspection requirements for low pressure cylinders (CUA; 07/20/01) Mar 23, 1990
 
I-92-2 Portable tanks (CAA; 05/28/02) Oct 28, 1992
 
I-93-1 Cylinder inspection (CUA; 01/23/02) Nov 30, 1993
 
I-93-2 Cylinder inspection (CUA; 01/23/02) Nov 30, 1993
 
R-01-03 Written Reporting Standards; (CAA - 1/11/2013) Mar 12, 2001
 
R-07-5 HMEP Grant Funds (Closed - Reconsidered; 6/7/2011) Apr 25, 2007
 
R-89-52 Shipper notification of HM incidents (CNLA; 10/20/04) Jul 14, 1989
 
R-89-53 Closure fittings on rail tank cars; CUA Jul 14, 1989
 
R-92-23 Periodic Inspection & Testing of Rail Tank Cars; (CAA - 1/11/2013) Dec 31, 1992
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