| RO-2011-012 | Partial train separation of XPT ST24 near Broadmeadows, Victoria on 11 August 2011 | 11 Aug 2011 | Final | 26 Apr 2013 |
| RO-2012-003 | Collision involving a motor vehicle and train 4460S, 10 km south of Port Germein, SA, 19 March 2012 | 19 Mar 2012 | Final | 19 Apr 2013 |
| RO-2013-012 | Derailment of train 331 near Lowdina, Tasmania on 9 April 2013 | 09 Apr 2013 | Pending | N/A |
| RO-2013-013 | Signal irregularity at Culcairn, NSW on 7 April 2013 | 07 Apr 2013 | Pending | N/A |
| RO-2011-016 | Collision between train 1901S and train 5132S at Dry Creek, South Australia on 11 October 2011 | 11 Oct 2011 | Final | 03 Apr 2013 |
| RO-2011-018 | Collision between a coal train BC151 and an excavator near Maitland NSW on 20 December 2011 | 20 Dec 2011 | Final | 27 Mar 2013 |
| RO-2013-011 | Level crossing collision at Allansford near Warrnambool, Victoria on 19 March 2013 | 19 Mar 2013 | Pending | N/A |
| RO-2013-005 | Collision between passenger train and platform at Cleveland, Qld, 31 January 2013 | 31 Jan 2013 | Preliminary | 13 Mar 2013 |
| RO-2013-010 | Derailment of grain train 9054 near Pyramid Hill, Vic. on 5 March 2013 | 05 Mar 2013 | Pending | N/A |
| RO-2013-009 | Derailment of freight train 9501 near Dock Link Road, West Melbourne on 2 March 2013 | 02 Mar 2013 | Pending | N/A |
| RO-2013-007 | Derailment of train 9614S at Port Augusta, SA on 17 February 2013 | 17 Feb 2013 | Pending | N/A |
| RO-2013-006 | Derailment of train 3MC1 near Locksley, Victoria on 12 February 2013 | 12 Feb 2013 | Pending | N/A |
| RO-2013-008 | Level crossing collision near Lake Charm, Victoria on 12 February 2013 | 12 Feb 2013 | Pending | N/A |
| RO-2013-003 | Signal passed at danger by train 9837 at Hurlstone Park, NSW, on 30 January 2013 | 30 Jan 2013 | Pending | N/A |
| RO-2013-004 | Derailment of 4DA8 at Katherine NT on 30 January 2013 | 30 Jan 2013 | Pending | N/A |
| RO-2011-008 | Derailment of bogie on freight train 4PM6 at Port Augusta, SA, 6 May 2011 | 06 May 2011 | Final | 21 Jan 2013 |
| RO-2013-002 | Derailment of train 3PS6 near Yunta, South Australia, on 17 January 2013 | 17 Jan 2013 | Pending | N/A |
| RE-2012-012 | Technical assistance to the NSW Office of Transport Safety Investigation - Structural failure of a rail wagon - near Gulgong NSW, 5 December 2012 | 05 Dec 2012 | Pending | N/A |
| RO-2012-011 | Train 9104S authority exceedance at Tarcoola SA on 26 November 2012 | 26 Nov 2012 | Pending | N/A |
| RO-2011-013 | Safeworking breach – track machine BC7, Bogan Gate, NSW on 15 August 2011 | 15 Aug 2011 | Final | 26 Sep 2012 |