Mining Incidents

Dover Sand Plant Metal/Non-Metal

Dolese Bros Co · Surface
Controlled by Dolese Brothers Company
Dover, Kingfisher County, OK  ·  Active
MSHA Mine ID: 3400359

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Fatalities
0
Total incidents
18
Years on record
2001–2026
Latest incident
Feb 2026
Compliance record
MSHA citations since 2001
100
citations
30
significant & substantial
$17,290
proposed penalties
$17,139
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 2,134 0 0 0.0
2025 Q3 0 2 0
2025 Q2 2,405 0 0 0.0
2025 Q1 0 2 0
2024 Q2 2,162 0 0 0.0
2024 Q1 1,844 0 0 0.0
2023 Q4 0 2 1
2023 Q3 2,504 0 0 0.0
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

18 on file

2026 · 1 incident

February 20, 2026 OK · Metal/Non-Metal utility man, shift tech, service/dump truck operator SLIP OR FALL OF PERSON
Dolese Bros Co · Fall from machine

On 02/20/2026 the injured employee was descending down the steps of a Komatsu 475 Wheeled Loader when they slipped and fell injuring their right knee. On 03/25/2026 MRI results revealed they had ruptured their right patellar tendon and was placed on work restrictions.

2024 · 3 incidents

June 11, 2024 OK · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDTOOLS (NONPOWERED)
Dolese Bros Co · Caught in, under or between a moving and a stationary object

Injured employee was scaling built up material off the side of feed hopper with a bar when they caught the end of their left pinky finger between the bar and hopper wall resulting in a closed fracture to the tip of the finger.

May 19, 2024 OK · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Dolese Bros Co · Struck against stationary object

Injured employee was working on clearing a centrifugal pump that was sanded off. The discharge polyline was removed to access the inside of the pump, while pulling hand out of the discharge side of the pump after feeling for blockage IE contacted the sharp edge of the pump impeller causing a laceration to left hand, middle finger that required 23 sutures.

March 25, 2024 OK · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDTOOLS (NONPOWERED)
Dolese Bros Co · Caught in, under or between a moving and a stationary object

The injured employee was unclogging an infeed hopper when the chute gate IE was holding was contacted by a chunk of clay. IE's right ring finger was caught between the chute gate and the chunk of clay resulting in a laceration. The injured employee was escorted for further medical treatment that resulted in 11 sutures.

2022 · 3 incidents

August 20, 2022 OK · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator POWERED HAULAGE
Dolese Bros Co · Struck by powered moving object

Employee was guiding a skid steer up to a conveyor to push it. The Injured worker advised the skid steer operator to pull back and turn to the right, but the skid steer turned to the left and struck the injured operator in the right calf with the edge of the bucket attachment.

May 31, 2022 OK · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Dolese Bros Co · Struck by falling object

Lack of Three Points of Contact. 2 Stitches to the Left Middle Finger. No Lost Time

February 22, 2022 OK · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Dolese Bros Co · Fall from machine

Employee was attempting to clean off the outside glass of a John Deere 824K loader. EE missed a step on the loader and fell to the ground. EE injured EE's groin.

2021 · 2 incidents

December 10, 2021 OK · Metal/Non-Metal miner, prospector, nec HANDLING OF MATERIALS
Dolese Bros Co · Struck by falling object

Removing pin from loader arm, when pin came out it fell and struck EE.

January 9, 2021 OK · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Dolese Bros Co · Fall from machine

was on top of man basket wheel and slipped and fell on piece of steel, only a couple feet, hit lower left back above belt line.

2016 · 1 incident

August 23, 2016 OK · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman POWERED HAULAGE
Dolese Bros Co · Caught in, under or between a moving and a stationary object

Employee was in a man basket and got middle finger on left hand caught between the handrail of the man basket and the top of the plant.

2013 · 1 incident

July 11, 2013 OK · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Dolese Bros Co · Over-exertion (Not Elsewhere Classified)

Employee was breaking bolts loose on the pipeline and pulled a muscle in his back.

2011 · 2 incidents

June 15, 2011 OK · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator POWERED HAULAGE
Dolese Bros Co · Struck against a moving object

Employee had been driving around in a loader for several days with the air-ride system not functioning. By the time he reported the malfunction his back had already begun to hurt.

April 25, 2011 OK · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Dolese Bros Co · Caught in, under or between a moving and a stationary object

Employee was loosening pipe using wrench. Wrench slipped and his finger was caught between wrench and pipe.

2009 · 1 incident

August 24, 2009 OK · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Dolese Bros Co · Over-exertion in lifting objects

Employee was helping change springs on a shaker. When he lifted a spring with another employee, he felt pain in his back.

2007 · 1 incident

May 16, 2007 OK · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Dolese Bros Co · Over-exertion (Not Elsewhere Classified)

EE was stepping out of a loader. He stepped onto uneven ground and sprained right ankle. EE is losing time.

2006 · 1 incident

October 2, 2006 OK · Metal/Non-Metal barge/boat/dredge/towbarge/towboat/leach operator, riverman, deck hand SLIP OR FALL OF PERSON
Dolese Bros Co · Fall onto or against objects

EE was working on the dredge with other employees. He slipped, fell, & landed straddling a beam. He was sore but didn't think anything about it until two days later when he started hurting and urinating blood. A CT scan was done and there is no sign of internal damage. His buttocks and pelvic area were bruised. He has a full release to return to work 10/10/06.

2002 · 1 incident

April 6, 2002 OK · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Dolese Bros Co · Over-exertion (Not Elsewhere Classified)

EMPLOYEE SUFFERED STRAINED ELBOW AFTER CONTINUOUS OPERATION OF LOADER.

2001 · 1 incident

September 19, 2001 OK · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Dolese Bros Co · Struck by... (Not Elsewhere Classified)

EE WAS SETTING UP FORMS FOR A PAVING JOB WHEN A BOLT POPPED OUT OF THE SLOT AND HIT HIS FACE.