Currently Open Recommendations
| R-92-23 | Periodic inspection & testing of rail tank cars; OAR | Dec 31, 1992 |
| R-89-53 | Closure fittings on rail tank cars; OUR | Jul 14, 1989 |
| R-08-13 | Derailment of Norfolk Southern Railway Company Train with release of hazardous materials and fire, New Brighton, Pennsylvania, October 20, 2006; OUR | May 22, 2008 |
| R-07-5 | require HMEP recipients to conduct training exercises with railroads and other transporters of HM; OAR | Apr 25, 2007 |
| R-07-4 | immediate notification to emergency responders; OAR | Apr 24, 2007 |
| R-04-10 | Loading Unloading; OUR | Dec 15, 2004 |
| R-01-03 | Written reporting standards; OAR | Mar 12, 2001 |
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