Stamper Underground — Accidents

Total: 23 accidents | Fatalities: 1

Date Classification Injury Days Lost Narrative
05/19/2025 FIRE ACCIDENT ONLY None Employees arrived for the shift to find a backhoe on fire. Cause of fire was determined to be a lightning strike.
03/15/2024 FALL OF ROOF OR BACK ACCIDENT ONLY None The mine operator has not yet determined the conditions contributing to the fall of ground.
11/11/2020 MACHINERY DAYS AWAY FROM WORK ONLY 16d lost Taking hose off of packer while pressure was still up. Hose disconnected and hit employee in face blowing employee's safety glasses off causing chemical grout to blow into both eyes.
07/28/2020 FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL DAYS RESTRICTED ACTIVITY ONLY 7d restricted The employee was loading a shot underground when material fell from the working face, striking the employee.
06/11/2020 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 83d restricted An employee was assisting with the removal of a guard and lost balance, the injured employee attempted to stabilize the co-worker and injured EE's bicep in the process.
06/30/2018 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 78d lost Employee was performing maintenance on a crusher. A chain used during the work shifted, startling the employee causing EE to lose balance and fall. Impact of the fall resulted in three stitches to EE'...
08/21/2017 INUNDATION ACCIDENT ONLY None A record rainfall of 6.14"", the largest amount of rain in one day since the construction of the Stamper Mine portal, resulted in the mine's intake lake releasing water. Water traveled down the slope...
07/12/2017 DISORDERS (PHYSICAL AGENTS) OCCUPATNAL ILLNESS NOT DEG 1-6 None Employee was assisting with the clean-up of a conveyor when EE reported EE felt hot and dizzy. Employee cooled off in air conditioning and drank some water. After resting for around 30 minutes employ...
12/22/2009 HANDTOOLS (NONPOWERED) DAYS RESTRICTED ACTIVITY ONLY 42d restricted EE was helping two other employees tension cable bolts using a hydraulic tensioner. The cable was bent and had bound inside the tensioner. A 4 lb hammer was being used to the knock down on the top of...
10/10/2006 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None Employee was loading anfo into one of the top holes of a heading being loaded. He was trying to insert the hose further into the hole by wiggiling it. While doing this the hose became caught. As he tr...
09/28/2005 POWERED HAULAGE FATALITY Fatal Employee was driving a Superior Bowen's (Contractor) water truck down the slope into mine and lost control, impacting a dome out (located at 2N- 0 E/W) at the bottom of slope resulting in ramping up o...
09/06/2005 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None Employee was exiting his Toro piece of mobile and caught his left hand pointer finger in the door. The pinching action resulted in a laceration that required 7 stitches.
06/22/2005 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 1d restricted The employee was performing maintenance on pins that connect a tilt cylinder. The equipment shifted and pinched his left hand ring finger from the 2nd knuckle out.
12/28/2004 STEPPING OR KNEELING ON OBJECT NO DYS AWY FRM WRK,NO RSTR ACT None EE WAS ANFOING A ROOM, WAS SWITCHING SIDES TO ANFO THE OTHER. IN THE PROCESS EE WAS WALKING BACKWARDS PULLING HOS, TRIPPED OVER A ROCK THAT HAD BEEN SCALED DOWN.
11/08/2004 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None HE WAS CUTTING OFF ANGLE IRON WITH A CUT OFF SAW WHEN SPARKS BOUNCED OFF GUARD COMING UNDER SAFETY GLASSES HITTING RIGHT EYE.
07/24/2004 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 8d restricted MINER WAS INSTALLING 8' X 20' METAL SCREENS VERTICALLY ON 20' RIB. SCREEN PULLED LOOSE AND FELL APPROX 2' STRIKING HIM ON THE HAND.
06/13/2004 FALL OF ROOF OR BACK ACCIDENT ONLY None SHOTCRETE FELL ONTO THE INTERSECTION OF CONVEYORS S-2 & S-3, A PIECE FELL APPROX. 15' X 30'X 6' THICK. DAMAGE WAS EXTENSIVE TO HEADSECTION OF S-2. THIS FALL TOOK PLACE OUTSIDE OF NORMAL WORKHOURS, NO...
06/05/2004 FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL DAYS RESTRICTED ACTIVITY ONLY 9d restricted EE WAS LOADING A ROOM THAT HAD BEEN MECHANICALLY SEALED AS WELL AS HAND SEALED. A ROCK THE SIZE OF A BASKETBALL CAME LOOSE FROM THE FACE AS HE WAS LOADING AND STRUCK HIS HAND. IT LEFT A RED MARK BUT H...
05/12/2004 POWERED HAULAGE DYS AWY FRM WRK & RESTRCTD ACT 3d lost, 2d restricted EE WAS OPERATING SKID STEER, CLEANING SPILLAGE FROM IN FRONT OF THE DUMP HOPPER. A EUCLID R-40 ARRIVED AT THE DUMP HOPPER TO DUMP. THE EUCLID R-40 DRIVER PULLED FORWARD AND STARTED TO BACK UP TO THE...
04/09/2004 FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL ACCIDENT ONLY None Strot crete at intersection conveyors s-2 and s-3 a centurm about 15'x15' fell an road service 3 men in mine at time of fall. used man pod to leave mine only men working on repair a laid in slope.
01/15/2004 NO VALUE FOUND NO VALUE FOUND None EMPLOYEE FAILED TO FOLLOW DUMP PROCEDURES PRIOR TO RE-ENTRY OF MINE CAUSING RAISED BE TO STRIKE MINE PORTAL.
07/21/2003 POWERED HAULAGE DAYS RESTRICTED ACTIVITY ONLY 8d restricted EMPLOYEE WAS MUCKING OUT A ROOM. WHILE TRAVELING FORWARD THE EQUIPMENT STRUCK A LOW SPOT IN THE ROOF WITH THE CAB OF THE LOADER. THIS ACTION STOPPED THE LOADER CAUSING HIS HEAD AND NECK TO MOV E FORWA...
04/25/2003 FALL OF ROOF OR BACK ACCIDENT ONLY None A ROOF FALL OCCURRED AT INTERSECTION 1 NORTH / 1 WEST. A SECOND FALL OCCURRED 4/27/03 AT INTERSECTION 0 2 NORTH. THE EXACT CAUSE OF ROOF FALL IS UNKNOWN. TECHNICAL EXPERTISE FROM PRIVATE AS WE LL AS M...