Mining Incidents

Hotchkiss Mine Metal/Non-Metal

BB Stoneworks · Surface
Lyons, Larimer County, CO  ·  Intermittent
MSHA Mine ID: 0504666

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Fatalities
0
Total incidents
64
Years on record
2000–2024
Latest incident
Apr 2024
Compliance record
MSHA citations since 2002
120
citations
34
significant & substantial
$39,923
proposed penalties
$39,923
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 13,292 5 3 376.2
2025 Q3 34,166 0 0 0.0
2025 Q2 28,276 4 0 141.5
2025 Q1 13,363 0 0 0.0
2024 Q4 14,451 0 0 0.0
2024 Q3 30,571 0 0 0.0
2024 Q2 27,221 0 0 0.0
2024 Q1 11,616 6 3 516.5
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

64 on file

2024 · 1 incident

April 8, 2024 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
BB Stoneworks · Over-exertion in lifting objects

Employee was sorting through pile of rocks with muck bucket placed to the side for employees to sort through scrap and usable material. Rocks ranged from 10-60 pounds. An hour after sorting material, employee had complained of a straining sensation coming from the groin area.

2023 · 1 incident

May 31, 2023 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by flying object

Worker was splitting stone slab with hammer and wedge. Metal wedge broke off and a small sliver pierced EE's Left hand.

2022 · 3 incidents

June 7, 2022 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
BB Stoneworks · Struck by falling object

Getting a rock off a table the worker slipped and the rock fell on the worker's shoulder

May 27, 2022 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by falling object

EE was splitting sandstone with a hand chisel and the stone fell against EE's leg

April 26, 2022 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by flying object

Employee was splitting sandstone using a wedge and hammer. A piece of metal came off of the wedge and lodged in knee.

2020 · 2 incidents

August 31, 2020 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by falling object

Injured worker was splitting sandstone with a hammer and chisel. The rock broke and fell on a leg causing an abrasion to leg and a broken ankle.

June 8, 2020 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer HANDLING OF MATERIALS
BB Stoneworks · Struck by falling object

Lifting rock, it broke in half and one part landed on toe of left foot causing cut and pain

2018 · 1 incident

September 24, 2018 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
BB Stoneworks · Caught in, under or between a moving and a stationary object

A NEW CONVEYOR WAS BEING ASSEMBLED. The employee went to move a section and the section moved, crushing 2 fingers

2017 · 1 incident

December 14, 2017 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
BB Stoneworks · Struck by falling object

EE was moving a piece of flagstone with a partner when it slipped from their grip and fell, striking EE's foot. EE's left foot showed a small contusion on the top of EE's foot, above the steel-toe of EE's boot. X-ray revealed a non-displaced fracture of the second metatarsal. EE is non-weight-bearing on crutches. Modified duty will be assessed on Monday the 18th.

2015 · 1 incident

April 30, 2015 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer MACHINERY
BB Stoneworks · Caught in, under or between a moving and a stationary object

Workers were removing a stone from the cutting table. The rock slipped, and fell. The worker's finger was under the rock and got pinched between the rock and the table. The rock rolled off the finger and continued to the floor where it broke.

2013 · 1 incident

April 25, 2013 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer MACHINERY
BB Stoneworks · Caught in, under or between a moving and a stationary object

He was moving a stone and his finger got caught between the stone and the saw table. His pinky finger was skinned and the nail was damaged.

2012 · 3 incidents

September 18, 2012 CO · Metal/Non-Metal forklift operator MACHINERY
BB Stoneworks · Caught in, under or between a moving and a stationary object

Individual was operating a Chris Cutter without permission. He had not been trained on the machine and did not know that the table moved. he had his fingers under the rock and when the table rose it pinched his fingers. Two fingers were bruised and / or lacerated.

August 9, 2012 CO · Metal/Non-Metal ledgeman/hand, quarry man HANDTOOLS (NONPOWERED)
BB Stoneworks · Over-exertion (Not Elsewhere Classified)

Employee was using a quarry bar that slipped from under a rock and stressed his wrist.

July 4, 2012 CO · Metal/Non-Metal ledgeman/hand, quarry man OTHER
BB Stoneworks · Struck by... (Not Elsewhere Classified)

A "gust" of wind blew small particulates into the left eye.

2011 · 2 incidents

September 27, 2011 CO · Metal/Non-Metal ledgeman/hand, quarry man HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by... (Not Elsewhere Classified)

Employee was working with a partner quarrying a rock. The partner was using a bar for leverage while splitting the stone. A chisel was being inserted, when the bar slipped the employee struck his hand/thumb (left) with the hammer.

February 21, 2011 CO · Metal/Non-Metal ledgeman/hand, quarry man HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by... (Not Elsewhere Classified)

Employee was splitting stone. When the wedge was struck, it slipped and the employee hit his thumb with hammer. The thumb was between the hammer and stone.

2010 · 1 incident

February 15, 2010 CO · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
BB Stoneworks · Over-exertion in lifting objects

Lifting a skid plate on heavy equipment. Employee "twisted" to install a bolt and hurt his back.

2009 · 3 incidents

November 19, 2009 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer HANDLING OF MATERIALS
BB Stoneworks · Caught in, under or between a moving and a stationary object

Worker was placing a rock on a pallet or rock. His left glove got pinched and as he pulled to free it, the rock moved and pinched his right ring finger.

August 14, 2009 CO · Metal/Non-Metal drill operator HANDLING OF MATERIALS
BB Stoneworks · Over-exertion (Not Elsewhere Classified)

The worker was shoveling rock and felt a twinge in his back.

January 16, 2009 CO · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
BB Stoneworks · Over-exertion in lifting objects

Employee was catching rock for the 7' cutter. He lifted an already cut rock to place on pallet and felt a pinch. Thought he just pulled a muscle. Employee continued to work. He did not report injury to employer until Monday morning.

2008 · 7 incidents

December 26, 2008 CO · Metal/Non-Metal clerk, timekeeper, office worker, director of sales DISORDERS (REPEATED TRAUMA)
BB Stoneworks · Over-exertion (Not Elsewhere Classified)

Employee had been working wrapping pallets and cleaning rock droppings for a week. Had pain in both wrist. Pain worsen and then notified employer. Pain and swelling developed and worsen with time.

September 29, 2008 CO · Metal/Non-Metal mechanic helper MACHINERY
BB Stoneworks · Struck by falling object

Employee had just sawn a stone square when finished square broke in half due to non visible dry. Stone fell directly on left foot causing swelling, pain and bruising. Employee was treated with ice pack and sent to Workwell Health Occupation for further assistance.

September 10, 2008 CO · Metal/Non-Metal ledgeman/hand, quarry man HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by... (Not Elsewhere Classified)

The employee was splitting rock when the wedge skipped off the stone hitting him on his left leg just under the knee.

July 23, 2008 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer SLIP OR FALL OF PERSON
BB Stoneworks · Fall onto or against objects

It had started to rain lightly and the worker slipped and fell. He hit his face with a shovel he was using and cut his cheek.

May 10, 2008 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by... (Not Elsewhere Classified)

The employee was using a hammer and a wedge to loosen rock from the quarry and accidentally struck his hand and fractured his left middle finger.

April 25, 2008 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer MACHINERY
BB Stoneworks · Struck by... (Not Elsewhere Classified)

The employee was positioning a stone on a hydraulic cutter and had not moved his finger before the cutter was actuated. The flesh part of his finger tip was cut and required stitches to close the wound.

April 18, 2008 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
BB Stoneworks · Fall to the walkway or working surface

The employee slipped on a wet rock and cut his arm on a rock when he fell down. It required a few stitches.

2007 · 5 incidents

October 13, 2007 CO · Metal/Non-Metal forklift operator HANDLING OF MATERIALS
BB Stoneworks · Over-exertion in lifting objects

The worker was lifting a rock to place it on a pallet.

October 6, 2007 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
BB Stoneworks · Over-exertion in lifting objects

The Worker was moving a stone to place it on a pallet.

July 10, 2007 CO · Metal/Non-Metal outside foreman, leadman EXPLODING VESSELS UNDER PRESSURE
BB Stoneworks · Struck by flying object

The worker was disassembling a Break can from a 10 wheel dump truck. The safety mechanism slipped and the can exploded in his face.

May 21, 2007 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by... (Not Elsewhere Classified)

The worker was using a hammer and wedge to split a stone. The head of the hammer came off the handle and struck the worker's finger. The finger split open and and suffered a tuft fracture.

May 2, 2007 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by... (Not Elsewhere Classified)

The worker was using a hammer and wedge to clean rock. He missed his wedge and struck his finger. This removed the nail and some skin from the right index finger.

2006 · 8 incidents

November 9, 2006 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by... (Not Elsewhere Classified)

The Worker was Spliting a Stone with Hammer and wedge. as he was holding the wedge in place, he swung the hammer, missed his mark and hit his Thumb instead.

August 30, 2006 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer MACHINERY
BB Stoneworks · Struck by falling object

The worker was bracing a rock to prevent it from jumping when it was cut. The force of the cut proved too great for him to stop and the rock came at him off the end of the table. A pallet that he had placed behind himself earlier kept him from getting clear of the rock so it landed on his foot. Part of the rock landed above the steel toe crushing the foot and breaking one bone.

August 21, 2006 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman OTHER
BB Stoneworks · Unclassified, insufficient data

This is a muscle injury; the worker is not really sure how or when the injury occurred. It was brought to our attention on 8/21/2006. At the time the employee said that the injury had been growing in seriousness for a while. He could not remember when it began or what he was doing at the time.

July 15, 2006 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
BB Stoneworks · Over-exertion (Not Elsewhere Classified)

The miner observed that another piece of equipment was moving with out an operator present & he jumped out of his machine to go arrest the trucks movement. When he jumped out he landed oddly and tweeked his back.

June 22, 2006 CO · Metal/Non-Metal ledgeman/hand, quarry man SLIP OR FALL OF PERSON
BB Stoneworks · Fall onto or against objects

The miner was moving an empty pallet to his work area when he slipped and fell. He caught himself on a sharp rock and cut his hand.

April 17, 2006 CO · Metal/Non-Metal ledgeman/hand, quarry man HANDLING OF MATERIALS
BB Stoneworks · Struck by falling object

Miner was placing a stone on to a pallet wiht two hands. One hand slipped causing the stone to fall and land on the other hand, breaking one finger.

March 31, 2006 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by flying object

The miner was splitting a rock with hammer and wedge. A sliver from the wedge struck the miner in the arm. The sliver hit a vein, so we sent him to the doctor to make sure that there was not a serious problem and to make sure the bleeding stopped. The doctor felt that the cut had been well cleaned at the quarry and that the metal still in the arm was not worth removing.

January 6, 2006 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
BB Stoneworks · Over-exertion (Not Elsewhere Classified)

the miner was prying on rock with a pry bar. The rock broke, and released the bar. the shock of this resulted in some strained muscles in the quarriers back.

2005 · 7 incidents

November 11, 2005 CO · Metal/Non-Metal ledgeman/hand, quarry man HANDLING OF MATERIALS
BB Stoneworks · Caught in, under or between a moving and a stationary object

He was placing a stone on a pallet and the stone slipped and crushed his middle finger on his left hand. The finger was cut badly requiring 4 stiches.

September 5, 2005 CO · Metal/Non-Metal ledgeman/hand, quarry man HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by... (Not Elsewhere Classified)

The employee was working with a hammer & wedge clearing rock near a stone face. When the accident occurred his hammer glanced off the stone face in mid swing and was deflected to hit his thumb instead of the wedge. His thumb is broken but appears to be in position.

June 21, 2005 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer SLIP OR FALL OF PERSON
BB Stoneworks · Fall to the walkway or working surface

The employee was walking beside the quarry and stepped on a loose rock and slipped, falling on his shoulder.

June 17, 2005 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by flying object

The employee was engaged in his normal work activity when he struck a steel wedge. It became airborn and struck his safety glasses and eyebrow.

May 16, 2005 CO · Metal/Non-Metal forklift operator HANDLING OF MATERIALS
BB Stoneworks · Over-exertion in pulling or pushing objects

THE EMPLOYEE WAS ATTEMPTING TO MOVE A LARGE ROCK FROM THE FORKS ONTO SOME ROLLER TRACK BY BODILY PUSHING THE ROCK. THE ATTENDING PHYSICIAN DOES NOT FORESEE THIS BEING A SERIOUS INJURY

March 3, 2005 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by falling object

The ee was prying on a rock with a bar. The rock broke unexpected and a piece of rock fell against his ankle.

January 14, 2005 CO · Metal/Non-Metal assayer, geologist, metallurgist, engineer, engineer management HANDLING OF MATERIALS
BB Stoneworks · Caught in, under or between (Not Elsewhere Classified)

While moving rocks on rollers for a hydraulic splitter, the ee's right middle finger tip was smashed between 2 2ocks. The finger was cleaned and x-rayed. The last bone in the finger is broken.

2004 · 2 incidents

February 3, 2004 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman NO VALUE FOUND
BB Stoneworks · No Value Found

WORKER INJURED OR STRAINED BACK WHILE TRYING TO PUSH ROCK (STONE) ONTO FORKS OF FORKLIFT.

January 21, 2004 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
BB Stoneworks · Struck by flying object

WORKER WAS POUNDING WEDGE INTO CRACK IN ROCK TO SPLIT ROCK WHEN A PIECE OF THE ROCK FLEW OFF AND LACERATED HIS SCALP.

2003 · 3 incidents

October 10, 2003 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer HANDLING OF MATERIALS
BB Stoneworks · Struck by... (Not Elsewhere Classified)

WORKER WAS "WALKING" A PIECE OF FLAGSTONE TO ANOTHER LOCATION WHEN ONE CORNER OF STONE SLID BRINGING OTHER CORNER DOWN TO RAKE WORKERS SHIN AND CALF.

August 6, 2003 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by... (Not Elsewhere Classified)

WORKER WAS POUNDING A WEDGE INTO A PLUG & FEATHER HOLE CAME OFF AND STRUCK HIM IN THE CHEEK.

July 30, 2003 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer HANDTOOLS (NONPOWERED)
BB Stoneworks · Struck by... (Not Elsewhere Classified)

WORKER WAS DRIVING A STEEL WEDGE BETWEEN LAYERS OF STONE WITH A SLEDGE WHEN PIECE OF WEDGE SPALLED OFF AND EMBEDDED IN HIS KNEECAP.

2002 · 1 incident

March 7, 2002 CO · Metal/Non-Metal NO VALUE FOUND
BB Stoneworks · No Value Found

While driving the Lull, Forklift, into the quarry, the lull slid on a wet muddy surface into a rubble pile. Mr. Gonzales went chest first into the steering wheel cuasing rib contusions.

2001 · 4 incidents

October 2, 2001 CO · Metal/Non-Metal NO VALUE FOUND
BB Stoneworks · No Value Found

While weighing rock, a piece broke off and Mr. Gonzales injured himself attempting to "flip" the piece back onto the fork lift. The nature of his injury was described as Thoraric Strain, or muscle strain.

July 31, 2001 CO · Metal/Non-Metal miner, nec HANDLING OF MATERIALS
BB Stoneworks · Over-exertion (Not Elsewhere Classified)

WORKER WAS MANUVERING ROCK ONTO A PALLET WHEN IT SLIPPED CAUSING WORKER TO STRAIN HIS BACK.

June 12, 2001 CO · Metal/Non-Metal miner, nec HANDTOOLS (NONPOWERED)
BB Stoneworks · Over-exertion (Not Elsewhere Classified)

WORKER WAS PRYING STONE SLAB AWAY FROM STONE BENCH WITH A LARGE PRY BAR. THE STONE FRACTURED CAUSING BAR TO SUDDENLY DROP RESULTING IN BACK STRAIN.

February 12, 2001 CO · Metal/Non-Metal miner, nec STRIKING OR BUMPING
BB Stoneworks · Struck against stationary object

EMPLOYEE WALKED INTO THE RAISED OUTRIGGER ON A FORK LIFT BUMPING HIS HEAD.

2000 · 7 incidents

October 9, 2000 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer HANDLING OF MATERIALS
BB Stoneworks · Struck by falling object

DROPPED STONE ON FOOT ABOVE STEEL TOE OF BOOT.

September 5, 2000 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer HANDLING OF MATERIALS
BB Stoneworks · Over-exertion in lifting objects

BACK STRAIN DUE TO IMPROPER LIFTING OF STONE.

April 28, 2000 CO · Metal/Non-Metal mine manager, mine foreman, mine owner HANDLING OF MATERIALS
BB Stoneworks · Over-exertion in lifting objects

BACK STRAIN DUE TO IMPROPER LIFTING.

April 24, 2000 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer HANDLING OF MATERIALS
BB Stoneworks · Struck by falling object

DROPPED ROCK ON ARCH OF FOOT

March 3, 2000 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer HANDLING OF MATERIALS
BB Stoneworks · Over-exertion in lifting objects

BACK STRAIN DUE IMPROPER LIFTING.

February 29, 2000 CO · Metal/Non-Metal stone finishing and sizing personnel, stone/rock cut/polish/saw operator, splitter, cutter, trimmer HANDLING OF MATERIALS
BB Stoneworks · Over-exertion in lifting objects

BACK STRAIN DUE TO IMPROPER LIFTING.