Twin Underground — Accidents

Total: 10 accidents | Fatalities: 0

Date Classification Injury Days Lost Narrative
02/09/2026 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY None Miners were attempting to remove an old pump discharge pipe. The upstream valve had been isolated. While loosening the 4-inch Victaulic fitting, the pipe separated due to tension within the line, caus...
09/22/2021 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 4d restricted Employee was changing out steel on a bolter when they lost footing and fell back. Employee denied medical attention initially. November they requested to see a doctor, employee was taken to an urgent...
06/15/2021 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None Employee lost consciousness due to a medical incident not related to work. EE fell forward and struck EE's face on a bolt plate causing a laceration to EE's cheek.
01/01/2021 FALL OF ROOF OR BACK ACCIDENT ONLY None A ground fall occurred post blast at Vista Underground-Turquoise Ridge at the 1N3960 level. No ventilation or access was restricted. No injuries sustained.
06/02/2020 POWERED HAULAGE NO DYS AWY FRM WRK,NO RSTR ACT None Employee was driving down the decline. The employee passed another operator and applied the engine break through the turn and the front left bed corner struck the pillar rib of the muckbay causing the...
04/24/2020 FALL OF ROOF OR BACK ACCIDENT ONLY None On April 24 a back shot was taken on 112 stope. Upon inspection it was noticed that the back had broken past the designed stope towards the access. SMD notified the Vista Underground engineering team....
01/28/2019 POWERED HAULAGE DAYS RESTRICTED ACTIVITY ONLY 29d restricted Employee was riding in the back of a tractor. The tractor hit a hole and the employee bounced up and back down striking the bottom of their foot on a hose that was on the floor. Their foot flexed up...
10/11/2017 FALL OF ROOF OR BACK NO DYS AWY FRM WRK,NO RSTR ACT None Miner had a piece of rock come off approximately 6ft from the r- rib hitting the right tip of EE's middle finger. The injury resulted in 5 stitches at the end of EE's finger.
04/08/2013 FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL DAYS RESTRICTED ACTIVITY ONLY 14d restricted Loading face round when a rock fell from face hit employee ankle.
03/06/2013 FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL DAYS RESTRICTED ACTIVITY ONLY 23d restricted Rock fell out of face hitting employee.