Mining Incidents

Hunter Quarry Metal/Non-Metal

Controlled by John R Weisman
New Braunfels, Comal County, TX  ·  Active
MSHA Mine ID: 4103430

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Fatalities
0
Total incidents
44
Years on record
2000–2025
Latest incident
Nov 2025
Compliance record
MSHA citations since 2000
303
citations
58
significant & substantial
$139,786
proposed penalties
$127,824
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 117,744 0 0 0.0
2025 Q3 124,333 0 0 0.0
2025 Q2 122,086 33 8 270.3
2025 Q1 120,444 14 1 116.2
2024 Q4 124,390 1 1 8.0
2024 Q3 134,372 0 0 0.0
2024 Q2 122,557 8 2 65.3
2024 Q1 115,465 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

44 on file

2025 · 4 incidents

November 17, 2025 TX · Metal/Non-Metal electrician, lineman MACHINERY
Colorado Materials Ltd · Struck by falling object

While standing at the control panel of a portable screen a large rock fell from the top surface and struck the top of EE's hard hat. The hard hat shell contacted EE's head, causing a cut to EE's scalp. The impact knocked EE down and caused pain to EE's back and right shoulder.

July 11, 2025 TX · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
Colorado Materials Ltd · Struck against a moving object

While dumping dirt from a 775 haul truck, the bed lowered rapidly and jostled the operator in the cab, causing what was diagnosed as cervicalgia. However, they did not report the incident until 28 July 2025.

May 5, 2025 TX · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Colorado Materials Ltd · Struck against a moving object

While driving loader 600-181 down to the city base pit, the bucket slowly dropped until it dug into the road, bringing the loader to an abrupt stop. EE reported the incident to EE's supervisor after it happened but did not need or want medical attention at that point. On 7 May EE stated that EE's right shoulder was very sore and requested to have it examined.

May 5, 2025 TX · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor HANDLING OF MATERIALS
Colorado Materials Ltd · Struck by falling object

EE was cleaning a ladder at the secondary wet screen when material fell from the ladder and went into EE's right eye.

2024 · 2 incidents

May 29, 2024 TX · Metal/Non-Metal electrician, lineman HANDLING OF MATERIALS
Colorado Materials Ltd · Struck by rolling or sliding object

Employee climbed on pump to disconnect motor from pump. Pump was disconnected from pipe, pump rotated, employee fell, pump pinned leg between pump flange and pipe.

May 5, 2024 TX · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Colorado Materials Ltd · Fall onto or against objects

Closing the lid of the crusher, EE was moving a rock that was in the way with a metal rod. When the rock moved, EE's weight shifted as well, and EE fell into the lid retainer wedge holder with EE's upper right chest.

2023 · 1 incident

August 23, 2023 TX · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer POWERED HAULAGE
Colorado Materials Ltd · Struck by flying object

The miner was cleaning the catwalk along the truss conveyor near the chute transferring material from the overland, when EE was struck in the right eye by a small piece of fly rock.

2021 · 1 incident

October 2, 2021 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Colorado Materials Ltd · Caught in, under or between a moving and a stationary object

Replacing a tail pulley in a screen feed belt, the new pulley assembly was suspended in place when the maintenance employee was using emery cloth to smooth the shaft. The pulley assembly shifted, trapping employee's thumb between the shaft and the structure. The crush injury resulted in a tuft fracture of the right thumb, and loss of the thumb nail.

2019 · 4 incidents

May 20, 2019 TX · Metal/Non-Metal belt foreman, maintenance foreman, maintenance supervisor HANDLING OF MATERIALS
Colorado Materials Ltd · Caught in, under or between a moving and a stationary object

While moving a supporting block beneath a conveyor assembly under construction, the block was left crooked. Employee attempted to straighten the block and the conveyor assembly dropped unexpectedly and caught the meat of EE's right little finger. The crush injury caused a 15 cm laceration.

May 16, 2019 TX · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS
Colorado Materials Ltd · Struck by falling object

Clearing out a stoppage of the crusher, employee placed forearm on the frame and peered in the open access doors. One of the access doors was jarred and fell onto employee's forearm, fracturing right distal radius and ulna.

March 25, 2019 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Colorado Materials Ltd · Fall from machine

Offloading a 40' auger from a flatbed, EE placed chocks against the auger and removed ties securing it in place, then moved to secure it to the forklift with a come-along winch. When the auger started to roll the EE jumped clear of the auger and upon landing on the ground EE's right knee was twisted and EE's left wrist was broken.

January 2, 2019 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Colorado Materials Ltd · Caught in, under or between (Not Elsewhere Classified)

Employee fractured and lacerated the end of the middle finger on left hand when replacing a conveyor belt tail pulley bearing assembly.

2017 · 1 incident

February 27, 2017 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Colorado Materials Ltd · Over-exertion (Not Elsewhere Classified)

Employee was pressure washing a 631-G Scraper, employee stepped off the fender and slipped on a spot of grease twisting employee's left ankle.

2016 · 2 incidents

September 15, 2016 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Colorado Materials Ltd · Struck by... (Not Elsewhere Classified)

Employee was using utility knife to cut notches in skirt board rubber for a conveyor. Employee was cutting towards body when knife slipped and hit employee in the leg cutting it. Cut required 4 stitches.

May 14, 2016 TX · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Colorado Materials Ltd · Fall onto or against objects

Operator was descending the steps on the front of a 775 haul truck. When EE placed right foot on the ground, it slid back on some loose material. EE fell forward onto the steps/bumper of the truck hitting left elbow/forearm and chin.

2015 · 1 incident

December 18, 2015 TX · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Colorado Materials Ltd · Fall from machine

Customer truck driver hauling material for CKJ Trucking LP. Climbed into bed of truck on tar plane of the haul road as he was climbing down from the top of the truck he slipped and fell approx. 5 feet to the pavement below, landing on his right side.

2014 · 2 incidents

March 8, 2014 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator MACHINERY
Colorado Materials Ltd · Struck by... (Not Elsewhere Classified)

While using a hand held grinder, employee slipped and hit left hand lacerating palm.

March 3, 2014 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech STEPPING OR KNEELING ON OBJECT
Colorado Materials Ltd · Struck against stationary object

Employee slipped on last rung of the step ladder he was using to fuel a scraper. His foot landed on the fuel hose laying on the ground next to the scraper causing him to twist his right knee damaging the ligaments.

2012 · 1 incident

January 25, 2012 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Colorado Materials Ltd · Over-exertion in lifting objects

EE was transferring crusher shoes and anvils from a pallet to the bed of a truck. EE pulled/strained muscle in lower back. EE reported injury to super.at the end of the shift 1/25/12. EE requested medical attention the following day 1/26/12 at approx. 3:00p.m. EE was taken to local area medical provider at this time for exam.

2010 · 1 incident

February 26, 2010 TX · Metal/Non-Metal blaster, shooter, shotfirer, explosive worker, powder gang/monkey SLIP OR FALL OF PERSON
Colorado Materials Ltd · Over-exertion (Not Elsewhere Classified)

REPORTED ON 3/4/10 - tapping holes, walking from hole to hole on the shot, hurt right foot.

2009 · 3 incidents

October 6, 2009 TX · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS
Colorado Materials Ltd · Over-exertion (Not Elsewhere Classified)

EE was standing on a conveyor belt removing some over head bolts with a wrench. The belt was wet and EE's foot slipped. He caught himself by grabbing the over head beam with his left hand and dislocated his left shoulder as a result of stopping the fall. EE was wearing proper fall protection and was properly tied off when the injury occurred.

June 15, 2009 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Colorado Materials Ltd · Over-exertion (Not Elsewhere Classified)

EE was desending ladder from the crusher control tower, strained muscle in back while climbing.

March 19, 2009 TX · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman POWERED HAULAGE
Colorado Materials Ltd · Struck by flying object

Employee was shoveling next to tunnel feed conveyor belt when a 2 inch rock bounced off the belt and struck him on the left side of the neck in the soft tissue between the jaw and collar bone. Employee was taken to the hospital to be checked by a physician as a precautionary measure.

2007 · 3 incidents

November 21, 2007 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Colorado Materials Ltd · Caught in, under or between a moving and a stationary object

Opening crusher door on VSI crucher, employee was pushing up from under side of door while other employee was lifting from top side with rock bar. The bar slipped, the door started to come down, employee tried to pull hand out of the way but the door caught pinkie of right hand pinching and lacerating finger.

October 18, 2007 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Colorado Materials Ltd · Fall down stairs

EE slipped and fell going down stairs to crusher control house, severely spraining right ankle.

March 20, 2007 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Colorado Materials Ltd · Over-exertion in lifting objects

Employee attempted to pick up a grease drum without assistance, straining his lower back.

2005 · 4 incidents

December 16, 2005 TX · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Colorado Materials Ltd · Fall from machine

While desending from a 775 quarry truck, the employee blacked out and fell to the ground landing on his left side injuring his eye, ribs and knee.

August 18, 2005 TX · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDTOOLS (NONPOWERED)
Colorado Materials Ltd · Over-exertion in pulling or pushing objects

EMPLOYEE WAS PUSHING ON A PRY BAR AND STRAINED BACK WHILE ASSISTING WITH A SCREEN CHANGE AT THE PRIMARY SCREENING TOWER

June 20, 2005 TX · Metal/Non-Metal blaster, shooter, shotfirer, explosive worker, powder gang/monkey HANDLING OF MATERIALS
Colorado Materials Ltd · Over-exertion (Not Elsewhere Classified)

After decking a hole, walked back to the bulk truck to get a plug, felt pain in low back, continued loading holes, pain got worse and went down right leg.

February 14, 2005 TX · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Colorado Materials Ltd · Over-exertion (Not Elsewhere Classified)

While repairing troughing idler pulleys on the over land conveyor, the employee twisted his right knee when he climbed down off of the conveyor belt.

2004 · 5 incidents

October 5, 2004 TX · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Colorado Materials Ltd · Over-exertion in lifting objects

EMPLOYEE STRAINED HIS BACK WHILE ASSISTING WITH LIFTING & REPLACEMENT OF A SCREEN AT THE PREP. PLANT.

September 2, 2004 TX · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
Colorado Materials Ltd · Fall from machine

WHILE ATTEMPTING TO DISMOUNT HIS LOADER, THE OPERATOR SLIPPED ON THE LAST STEP OF THE LADDER AND FELL BACKWARDS LANDING ON HIS BACK AND RIGHT WRIST.

August 17, 2004 TX · Metal/Non-Metal welder (shop) MACHINERY
Colorado Materials Ltd · Contact with hot objects or substances

WHILE ASSISTING A FELLOW MAINTENANCE WORKER, THE EMPLOYEE WAS BURNED ON THE WRIST BY A CUTTING TORCH WHEN IT SLIPPED OFF THE PIECE OF METAL THEY WERE CUTTING.

May 6, 2004 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Colorado Materials Ltd · Fall from ladders

EE WAS CONDUCTING A PRESHIFT INSPECTION OF THE SECONDARY PLANT. WHILE CLIMBING UP A FIXED LADDER THE BOTTOM PORTION CAME LOOSE CAUSING THE EE TO FALL ABOUT 3 FT TWISTING HIS KNEE.

January 19, 2004 TX · Metal/Non-Metal mine manager, mine foreman, mine owner SLIP OR FALL OF PERSON
Colorado Materials Ltd · Fall to the walkway or working surface

EE STATED THAT HE ENTERED THE OFFICE BLDG AND A FEW MINUTES LATER AS HE WAS LEAVING THE BLDG SLIPPED AND FELL ON THE LANDING AREA. THE AREA CONSISTS OF A LEVEL CONCRETE FLOOR COVERED BY A ROOF . THE EE WORKED UNTIL 1-28-04 AND LEFT ON FAMILYMEDICAL LEAVE FOR AN UNRELATED ILLNESS RX ONLY.

2003 · 8 incidents

November 4, 2003 TX · Metal/Non-Metal NO VALUE FOUND
Colorado Materials Ltd · No Value Found

EE WAS HELPING DRILL WATER WELL AND 2" PIPE FELL FROM RACK HOLDING IT IN PLACE ON RIG. I AM NOT EXACTLY SURE HOW PIPE HIT EE FACE IT IS POSSIBLE IT HIT GROUND FIRST. IT WAS APP 4 FT LONG. IT H IT LEFT SIDE OF FACE CUT HEAD WAS PROTECTED W/HART HAT.

September 30, 2003 TX · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDTOOLS (NONPOWERED)
Colorado Materials Ltd · Struck against stationary object

EE WAS USING SHOVEL TO CLEAN UNDER ELEVATED GUARD. PUSHED SHOVEL UNDER GUARD & CUT RIGHT HAND ON SHARP EDGE OF EXPANDED METAL GUARD. EE CUT WAS BETWEEN HIS THUMB & RIGHT INDEX FINGER

April 9, 2003 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Colorado Materials Ltd · Caught in, under or between a moving and a stationary object

EMPLOYEE WAS INSTALLING A TRANSMISSION AND PINCHED FINGER BETWEEN TRANSMISSION HOUSING & FRAME. LACERATION, CRUSH INJURY TO R/RING FINGER.

April 9, 2003 TX · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Colorado Materials Ltd · Struck by... (Not Elsewhere Classified)

UTILITY KNIFE SLIPPED WHILE CUTTING BELT SKIRTING FOR RE-WASH CONVEYOR. LACERATION R/HAND.

March 20, 2003 TX · Metal/Non-Metal mine manager, mine foreman, mine owner HANDLING OF MATERIALS
Colorado Materials Ltd · Over-exertion in lifting objects

EE STATES HE WAS ATTEMPTING TO LIFT HAMMER ON EAST MASTER II EE CONTINUED TO SAY WHILE HE WAS ATTEMPTING TO LIFT HAMMER HE FELT A POP IN LOW BACK.

February 11, 2003 TX · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman EXPLOSIVES AND BREAKING AGENTS
Colorado Materials Ltd · Struck by... (Not Elsewhere Classified)

BLASTER DETONATED SHOT BEFORE EE HAD FULLY CLEARED BLAST AREA.

February 4, 2003 TX · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Colorado Materials Ltd · Caught in, under or between a moving and a stationary object

WHILE ATTEMPTING TO SEPARATE HYDRAULIC TANK ON 775 END DUMP, REMOVED FRONT HALF OF TANK, TANK SHIFTED PINCHING LEFT MIDDLE FINGER BETWEEN TANK AND STAND.

January 24, 2003 TX · Metal/Non-Metal FIRE
Colorado Materials Ltd · No Value Found

EE WAS ATTEMPTING TO FUEL EQUIPMENT. HE ENERGIZED THE FUEL PUMP. HE THEN GRABBED THE FUEL NOZZLE & FUEL LINE FROM OFF THE METAL HOOK. THE KEROSENE HEATER WAS PRODUCING A LARGE AMOUNT OF HEAT. EE WALKED PAST THE HEATER WHILE CARRYING THE FUEL HOSE & CLIMBED THE LADDER. THE PRESSURIZED FUEL HOSE CONTACTED THE HEATER CAUSING THE FUEL LINE TO SEPARATE & SPRAY FUEL ONTO THE HEAT SOURCE.

2000 · 1 incident

April 25, 2000 TX · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman STEPPING OR KNEELING ON OBJECT
Colorado Materials Ltd · Struck against stationary object

WHILE WALKING, EMPLOYEE STEPPED ON ROCK AND TWISTED LEFT ANKLE RESULTING IN A SPRAIN OF SAIDANKLE.