Mining Incidents

Conrock North Pit Metal/Non-Metal

Controlled by Granite Construction Inc
Palmer, Matanuska-Susitna County, AK  ·  Intermittent
MSHA Mine ID: 5001282

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Fatalities
1
Total incidents
19
Years on record
2000–2019
Latest incident
Sep 2019
Compliance record
MSHA citations since 2001
77
citations
18
significant & substantial
$8,910
proposed penalties
$8,910
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 1,905 0 0 0.0
2025 Q3 1,440 0 0 0.0
2025 Q2 7,224 0 0 0.0
2025 Q1 0 0 0
2024 Q3 4,820 0 0 0.0
2024 Q1 0 0 0
2023 Q4 1,018 0 0 0.0
2023 Q3 4,089 0 0 0.0
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.

Fatalities at this mine

1 recorded
September 20, 2007 AK · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman Fatality · POWERED HAULAGE
Wilder Construction Company · Caught in, under or between running or meshing objects

A fatal accident occurred when a miner became entangled in a take up pulley on the #13 conveyor belt. A guard was in place at the time of the accident.

Reportable incidents

18 on file (excluding fatalities above)

2019 · 1 incident

September 9, 2019 AK · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Granite Construction Company · Caught in, under or between a moving and a stationary object

Employee was attempting to remove a v-belt from a sheave on the main drive of a wet screen. Another emloyee was assisting to remove tension on the belt by raising the drive end of the belt pulley while the injured employee attempted to lift the belt off the sheave. While grasping the belt near the motor end the belt moved back over the sheave & pinched injured employee's finger.

2013 · 1 incident

May 23, 2013 AK · Metal/Non-Metal ledgeman/hand, quarry man SLIP OR FALL OF PERSON
Granite Construction Company · Fall from ladders

Miner was climbing a six foot step ladder. Upon reaching the third rung of the ladder his foot slipped off the rung and he fell to the ground. The ladder was on a concrete pad at a wash plant and soles of boots were wet.

2007 · 1 incident

August 15, 2007 AK · Metal/Non-Metal superintendent SLIP OR FALL OF PERSON
Wilder Construction Company · Over-exertion (Not Elsewhere Classified)

Miner was climbing on and off a crane during shift. He does not recall a specific injury event but experienced pain in his left knee at shift end. He was initially evaluated and diagnosed with a possible cartilage tear in the knee. He continued to work at normal duties until October 24, 2007 when he had arthroscopic surgery to repair the torn cartilage.

2006 · 3 incidents

October 2, 2006 AK · Metal/Non-Metal barge/boat/dredge/towbarge/towboat/leach operator, riverman, deck hand SLIP OR FALL OF PERSON
Wilder Construction Company · Over-exertion (Not Elsewhere Classified)

Miner was positioning a tie-down chain on a floating conveyor. While using his foot to hold the chain in position on the deck as he wrapped the chain around a cleat, the chain slipped under his foot causing him to twist and strain his back.

August 17, 2006 AK · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Wilder Construction Company · Over-exertion (Not Elsewhere Classified)

Miner walking along beltline when foot got stuck in mud. While pulling foot loose he strained knee. Continued to work at full capacity until 9/18/06 when he was placed on restricted work activity by his doctor. Area had experienced several days of heavy rain prior to date of injury.

July 7, 2006 AK · Metal/Non-Metal outside foreman, leadman SLIP OR FALL OF PERSON
Wilder Construction Company · Fall to the walkway or working surface

Miner was attempting to free a stuck conveyor using a 36 inch aluminum pipe wrench and a 5 foot cheater bar. While pulling down on the wrench/bar with his hands above his head, the wrench handle broke. Miner fell and landed on his tailbone. Wrench had previously been bent.

2004 · 4 incidents

October 1, 2004 AK · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech POWERED HAULAGE
Wilder Construction Company · Fall onto or against objects

1) The employee was standing with one foot on the framework of a conveyor and the other on a ledge of a tunnel. 2) The employee was elevated off the ground. 3) The conveyor was running while performing maintenance. 4) He suffered an almost severed pinky finger, lasceration on the palm, belt abrasions and swelling on shoulder and elbow.

July 9, 2004 AK · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Wilder Construction Company · Over-exertion in lifting objects

Repetitive motion of lifting buckets of aggregate into back of a pickup.

May 17, 2004 AK · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Wilder Construction Company · Caught in, under or between (Not Elsewhere Classified)

helping to unload a 6x20 screen, when removing chain binder one may have put wrist in the binder.

April 21, 2004 AK · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Wilder Construction Company · Over-exertion (Not Elsewhere Classified)

EE WAS REMOVING TEMPORARY SAFETY HAND RAILS & PLYWOOD COVERS ON GRIZZLY BARS ON DREDGE. WHILE REMOVING THE LAST OF THE PLYWOOD, HIS FOOT SLIPPED THRU THE BARS. HE USED HIS RIGHT HAND TO CATCH HIMSELF.

2003 · 3 incidents

September 9, 2003 AK · Metal/Non-Metal NO VALUE FOUND
Wilder Construction Company · No Value Found

OPERATOR WAS GETTING DOWN FROM CAB. WHEN SHE WAS GOING DOWN LADDER HER RIGHT BOOT HUNG IN THE SECOND CLEET OF THE LADDER AND DID NOT GET HER LEFT LEG IN THE THIRD RUNG. THIS CAUSED HER TO LAND ON HER LEFT FOOT WHICH TWISTED HER KNEE.

April 8, 2003 AK · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Wilder Construction Company · Over-exertion in pulling or pushing objects

EE WAS TRYING TO GET HEAD ROLL BACK INTO POSITION BY PUSHING AND PULLING WHICH RESULTED IN A BACK STRAIN.

2002 · 2 incidents

August 5, 2002 AK · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman DISORDERS (REPEATED TRAUMA)
Wilder Construction Company · Over-exertion (Not Elsewhere Classified)

EE COMPLAINED ABOUT TINGLING IN HIS FINGERS OF HIS R HAND DR SAID IT WAS WRIST STRAIN. WAS GIVEN A BRACE. NO WORK RESTRICTION MUSCLE RELAXER WAS PREISCRIBED.

July 19, 2002 AK · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Wilder Construction Company · Caught in, under or between a moving and a stationary object

EE WAS PRYING CHUNK OF ASPHALT FROM A FEEDER OPENING. THE PRY BAR SLIPPED CAUSING IT TO COME AGAINST OTHER METAL WITH HIS SMALL FINGER IN BETWEEN. TIP OF THE FINGER WAS INJURED INCLUDING SOME TISSUE & BONE DAMAGE.

2001 · 1 incident

May 12, 2001 AK · Metal/Non-Metal mine manager, mine foreman, mine owner SLIP OR FALL OF PERSON
Wilder Construction Company · Fall onto or against objects

EE WAS WORKING ON OVERHEAD CONVEYOR ON A LADDER. HE HAD BEEN USING AN OXYGEN/ACETYLINE HOSE. FOOT GOT ENTANGLED IN HOSE WHEN CLIMBING DOWN FROM LADDER CAUSING HIM TO FALL BACKWARDS APPROXIMATE LY 5' INTO CORNER OF METAL FRAMEWORK.

2000 · 2 incidents

May 8, 2000 AK · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Wilder Construction Company · Caught in, under or between (Not Elsewhere Classified)

UNLOADING CONVEYOR ROLLER FRAMES RIGHT HAND GLOVE WAS CAUGHT TWISTING RIGHT INDEX FINGER CAUSING A SPRAIN TO RIGHT INDEX FINGER.

March 24, 2000 AK · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Wilder Construction Company · Struck by flying object

EE WAS DOGGING METAL DOWN INTO BACKHOE BUCKET WHEN STEEL DOG BROKE LOOSE & STEEL WEDGE STRUCK H IM IN THE RIGHT CHEEK AREA OF HIS FACE REQUIRING 3 STITCHES.