Mining Incidents

Lyons Cement Plant Cemex IncMetal/Nonmetal

Controlled by Cemex S A
Lyons, Boulder County, CO · Active
MSHA Mine ID: 0500344
Fatalities
0
Total incidents
196
Years on record
2000–2025
Latest incident
Nov 2025
No fatalities recorded at this mine.

Reportable incidents

196 on file

2025 · 7 incidents

Struck by falling object

On November 20, 2025, at about 3:00 p.m., the Maintenance Clerk was repositioning a 24x20-inch picture frame when it broke. Falling glass struck the employee's left kneecap, causing a one-inch cut. The incident was reported immediately. The employee received four stitches; no restrictions were issued.

Over-exertion (Not Elsewhere Classified)

Subjective c/o generalized back pain after transferring 1/2-full 5-gal buckets ~3-4' from 3'H ledge to coworker; no lifting, stooping, or twisting required. Mandatory weekend shift; EE wanted to leave early, complaint is suspect. EE refused post-incident drug screen, admitted THC/marijuana use. Terminated for cause per zero-tolerance drug/alcohol policy.

Accident type, without injuries

On 10/03/25 at 8:35 am, the coal mill operation began. At 9:26 am, the control operator noticed a fire on the coal mill line. Employees secured the area and tried to extinguish it. When it persisted, the Hygiene Fire Dept. was called at 9:44 am and arrived at 9:56 am. MSHA was notified the same day and visited on 10/06/25 to review the area and follow up on the investigation.

Fall from machine

A plant maintenance employee was splicing a conveyor belt when their foot slipped out from under them as they were dismounting off of the frame and strained their right knee.

Accident type, without injuries

The coal man elevator stopped between floors with one person in the elevator car. The shift supervisor and maintenance personnel tried to reset the elevator but were not successful. Thyssen Krupp Elevator company was called out to safely lower the elevator. The employee was in the elevator for longer than 30 minutes and the event was called in. No injury occurred

Accident type, without injuries

The plant tower elevator stopped between floors due to a defective safety switch which failed (as designed) causing the elevator to stop. An employee was in the elevator and notified the control room that EE was not able to get the elevator to move. The employee was in the elevator for more than 30 minutes and the event was called in to MSHA. No injury associated with the event.

Contact with hot objects or substances

Two employees were attempting to light the Kiln burner when it flashed blowing hot gas and dust onto the employees. One employee received first and second degree burns to the left of their face and neck, the second employee received only a minor burn.

2023 · 2 incidents

Accident type, without injuries

The Homogeneous elevator stopped between floors with one employee in the elevator car. Maintenance personnel on shift tried to reset the elevator but were not successful. Thyssenkrupp Elevator was called out to lower the car to allow the employee to exit the elevator. The employee was in the elevator for longer than 30 minutes and the event was called in. No injuries occurred.

Accident type, without injuries

The coal elevator stopped just after lift off from the first floor with two employees in the elevator car. The on shift supervisor and maintenance personnel tried to reset the elevator but were not successful. Elevator company was called out to lower the elevator. The employees were in the elevator for longer than 30 minutes and the event was called in. No injuries occurred.

2022 · 7 incidents

Accident type, without injuries

The coal elevator stopped between floors with one employee in the elevator. Maintenance tried to reset the elevator but were not successful. Thyssenkrupp Elevator was called out to lower the elevator. The employee was in the elevator for longer the 30 minutes and the event was called in. No injury occurred.

Struck by... (Not Elsewhere Classified)

Employee was trying to unplug a pug mill. EE opened an inspection port and noted materials in the port and began to tap of the port when dry materials came out getting into EE's eyes behind EE's safety glasses. Employees eyes were flushed out but were still irritated and EE was seen a physician and prescribed medications.

Fall down stairs

A Production Utility employee fractured left leg when the employee tripped and fell down a short set of steps. The employee had been trouble-shooting a compressor and had reset the controls. The employee stated while exiting the trailer that housed the compressor controls employee missed a step and fell. The fall resulted in a fracture to the lower left leg just above the ankle.

Accident type, without injuries

The plant homogeneous silo elevator stopped between floors as it was lowering 1 employee. They tried to reset the elevator but were not successful. Elevator company was called out to lower the elevator. One employee was in the elevator for longer than 30 minutes and the event was called in. No injury occurred

Struck by falling object

A mechanic was using a piece of pipe to prop open a dust lid on an air conveyor so the mechanic could access the belt to do cleaning. The mechanic had just finished cleaning the section of conveyor when the support pipe came loose and struck the employee on the left side of face just below the jaw. This resulted in the employee needing stitches.

Over-exertion (Not Elsewhere Classified)

Employee was walking through a door way when employee tripped on the landing, as employee began to fall employee reached out to stop fall by holding onto the door with right arm, when employee did this employee felt extreme pain in bicep and fell to the ground.

Over-exertion (Not Elsewhere Classified)

Employee was assigned to do an area inspection at the crusher. The employee claimed that when they exited the pickup they slipped on some mud and ice. Employee didn't notice anything wrong with the knee until 2 days later when they reported it to a supervisor. Employee requested to be seen by a physician and was put on restrictions for a strained knee.

2021 · 11 incidents

Over-exertion in pulling or pushing objects

On 12/16/21 An Operations employee initially reported to supervisor that employee's wrist began hurting while employee was using a metal bar to dislodge materials on the preheater tower. At the time employee did not seek any treatment and only wanted to report it. Employee later requested to be seen by a physician who placed the employee on restricted work which began on 1/17/22

Absorption of radiations, caustics, toxic and noxious substances

A production Coordinator was investigating a plugged air slide on a bag house. While trying to unplug it with an air lance, the air slide built up pressure which resulted in cement/dust blowing out of a sample port towards the back of EE's head getting behind the employees glasses and face mask.

Over-exertion in lifting objects

A maintenance employee reported to EE's supervisor that while lifting a bucket of tools out of a basket with EE's right arm EE heard and felt a pop. On the 11th the employee requested to be seen by a physician where EE was diagnosed with a strain to the shoulder

Struck by... (Not Elsewhere Classified)

Employee was using a shear in the maintenance shop to cut a piece of metal, during the task the metal shifted causing EE to lacerate EE's index finger. The employee was seen by a physician and treated for a laceration, receiving stitches.

Accident type, without injuries

The plant tower elevator stopped working due to a bug that was blocking a position sensor which caused it to stop. An employee was in the elevator and notified the control room per procedure informing them that they were stuck just above the landing. The employee was in the elevator for more than 30 minutes and the event was called in. No injury associated with this event.

Absorption of radiations, caustics, toxic and noxious substances

A plant mechanic was changing out bags in the kiln bag house when ppe failed and allowed kiln dust which is slightly alkali, to make contact with a hand. The employee was wearing a Tyvek suit with gloves taped at the wrist but the tape failed allowing the material to break through without them realizing this. This resulted a burn requiring medical treatment.

Accident type, without injuries

The Pack house elevator stopped between floors just as it was lowering two employees down. Maintenance attempted to reset the unit but were not sucessful, Thyssenkrupp elevator was called out to lower the elevator. Two employees were in the elevator for longer than 30 minutes and the event was called in. Non injury

Struck by flying object

EE reported, while changing a bearing on the 24 drive elevator in the Kiln area that they were lifting gear housing into position when an aerosol can with Knocker Loose fell from top of the drive elevator where it had been placed. When aerosol can fell they claimed that it hit floor, then ruptured and struck their calf and thigh, resulting in a scrape and bruising.

Over-exertion in lifting objects

A supervisory employee was retrieving a heavy bearing from the warehouse, EE leaned over and under the warehouse shelving to retrieve the bearing which weighed approximately 40lbs. At the time EE noticed a pull to EE's groin, EE was later diagnosed with a hernia

Accident type, without injuries

Tower Elevator stopped about 4 foot above landing just after it started to lift, Maintenance tried to lower it but was unsuccessful, called the Elevator company out to repair. Three employees were in the elevator for longer than 30 minutes and the event was called in. Non injury

Struck by... (Not Elsewhere Classified)

A plant mechanic was assisting 3 other mechanics to splice a conveyor belt when the guide cable failed & struck the employee's left middle finger causing a minor laceration at the top of the nail bed. The following day the employee was seen by a physician for observation & was diagnosed with a mid phalangeal fracture to left middle fingertip, a finger splint was applied.

2020 · 5 incidents

Fall to the walkway or working surface

Employee had clocked out of EE's regular shift and was walking to the car when EE claimed EE slipped and fell hitting knee and twisting ankle. The Employee stated was on the sidewalk when EE fell and was just about to EE's car in the parking lot.

Fall to the walkway or working surface

Miner filling EE's water bottle at the water cooler, as EE turned to walk away EE's foot got caught in the water line causing EE to trip and fall, landing on EE's knees. The Miner was taken to the ER where it was determined EE had broken EE's left tibia.

Fall to the walkway or working surface

Miner was sent to clean material from raw mill weigh feeders, there was a calibration chain buried under material the miner tripped over and landed on hands but mainly on left pinky finger.

Caught in, under or between a moving and a stationary object

As a production loader operator was exiting the loader using the hand railings. EE's hand got caught between the ladder railing and the mudflap which caused a pull to EE's shoulder leading to torn tendons.

Accident type, without injuries

Production employee got entrapped in the coal silo elevator as the employee attempted to take the elevator to the top of the raw mill silos to get a measurement.

2019 · 2 incidents

Fall to the walkway or working surface

Miner was breaking up buildup of material on the inside of the preheat tower, the air/water lance was bent and when Miner tried to straighten the lance using body weight and handrail, EE lost balance and fell to knees, causing bruising.

Bodily reaction, (Not Elsewhere Classified)

Employee was walking down the stairs from the 6th level of the Preheat Tower when EE felt a pain in EE's left knee

2018 · 7 incidents

Struck by flying object

Employee was down in the clinker transport drag conveyor area and clinker material got under the employees goggles and into eye

Caught in, under or between running or meshing objects

Employee was exiting the preheat tower elevator, after closing inner cage door, the external door started to close as employee was moving out of the door when it closed on the right thumb causing a open fracture laceration.

Accident type, without injuries

Miner was trapped in an elevator, the elevators safety emergency stop activated stopping the elevator car between level 2 & 3. Called elevator company, elevator car was able to move up but not down. Miner was instructed to take elevator to the top floor and use ladder to come down.

Struck by rolling or sliding object

EE was pulling/dragging a heavy blower down a ramp, it got caught up, EE continued to pull until the blower came loose and hit their knee.

Over-exertion (Not Elsewhere Classified)

Mechanic exiting cab of dump truck, felt a pain in calf that went away following day (plant wide holiday) swelling and pain that continued through the weekend. Employee went to Occupational doctor, diagnosed strained muscle. After several weeks no improvement employee went to Ortho doctor to review MRI, diagnosed torn muscle. Employee put in walking boot and work restrictions.

Fall to the walkway or working surface

A production loader operator injured shoulder on March 5th when the employee tripped & fell, as employee was walking to the employee parking lot after shift. The employee was seen at the ER on March 5th & was released back to work on full duty. On March 23rd the injured employee was seen at the occupational clinic and was placed on restricted duty and prescribed physical therapy.

Struck by flying object

Employee got a metallic foreign body in right eye from welding.

2017 · 10 incidents

Absorption of radiations, caustics, toxic and noxious substances

EE was air lancing ports on preheat tower, EE said EE turned all the air off and bled the lines. When port door was opened air canon went off blowing the smock portion of PAPPER unit up which caused hot dust to burn through material at the neck and to go into the face shield burning EE on the left side of face, neck, and ear

Fall to the walkway or working surface

Employee was entering the west side of the cooler room by threw the roll up door entrance, when a chute next to the door started to dust into a containment bin, the employee quickly stepped to the side to avoid the dust, stepping on clinker material on the floor, falling and landing on left hand and knee

Accident type, without injuries

Spray tower plugged which limited draft to the system, the cooler compartment fans were brought up by the operator and the pressure became positive in the kiln firing hood, which pushed hot air into the burner pipe causing fuel and the coal flex pipe to ignite. The fire dept was called to put out the fire.

Over-exertion (Not Elsewhere Classified)

Sloped site conditions. Slipped and lost balance. Stepped into a rut. Twisted right ankle.

Caught in, under or between a moving and a stationary object

Employee was closing the door to the loader at the end of shift, had lunch box and bags in hand, turned around to shut the door and caught tip of left middle finger and artificial nail in the door.

Caught in, under or between a moving and a stationary object

A maintenance mechanic was using rigging to move raw mill shell liners. The employees right pinky finger was pinched between the shackle and magnet that was being used to move the liners. This resulted in a fracture on the tip of the pinky finger.

Struck by falling object

Employee was attempting to remove excess build up in duct work of the pre-heat tower. The employee noticed loose material on the walls and ceiling. When the employee exited the duct, the material sluffed off of the wall and ceiling contacting employee's leg. Employee taken to ER, no fractures but bruising on leg and foot.

Accident type, without injuries

Three maintenance mechanics entered the Kiln Feed Silo personnel elevator to descend to the ground level. Shortly after the elevator started to descend, the elevator abruptly stopped, trapping them inside. Thyssen Krupp was contacted. TK placed the elevator in maintenance and brought the car to the closest floor and allowed the team members to exit safely.

Over-exertion (Not Elsewhere Classified)

Employee was using an air lance to clear material form inside the kiln hood area. The employee was poking and pushing the material and stated felt a pop in left shoulder. The employee was taken to the occupational doctor and was diagnosed of having a sprained shoulder. Placed on restricted duty.

2016 · 3 incidents

Accident type, without injuries

An employee was entrapped in the preheat tower elevator between the 3rd and 4th floor for approximately 1 hour. The employee was in good health and maintained radio contact until the elevator contractor was able to lower the car to the next level and allow the employee to exit the car.

Accident type, without injuries

Two employees were entrapped in the Pre-heat Tower passenger elevator starting at 8:00 until 11:30 PM. The employees were in radio communication and in good health the entire duration. The elevator contractor was called and were able to bring the car to the next floor so the employees could get out. The elevator was taken out of service until it could be repaired on 9/19/16.

Over-exertion in pulling or pushing objects

Employee was trouble shooting an issue with the kiln bag house. The employee bent over at the waist and reached around the main air damper to turn an air valve, when the employee felt a sharp pain in the lower back area. Employee was placed on restrictive duty and prescribed physical therapy.

2015 · 9 incidents

Accident type, without injuries

Employee was entrapped in the pre-heat tower elevator for 1:30. There was radio contact with the employee and he was in good health. The elevator repair contractor was called and they removed the employee unharmed.

Fall down stairs

EE was descending a stairwell on the south end of the mill room at the end of shift. The EE thought he was on the bottom step, but actually was on the second to bottom step. The employee fell to the floor and landed on his shoulder. An MRI showed a torn rotator cuff injury and on 12/1/15 the employee was prescribed physical therapy.

Accident type, without injuries

A production Laborer was entrapped in the pre-heat elevator from 4:20-5:35 PM. The elevator repair company was called and they arrived to retrieve the employee. Employee was not injured and radio contact was maintained with the employee.

Over-exertion (Not Elsewhere Classified)

EE was attempting to open chain link gate to tool crib when EE felt a sharp pain and heard a pop in right arm.

Accident type, without injuries

Valve was open approx 40 sec. When burner would not light, the operator asked the utility to prepare the manual gas torch. Approximately 12 min later, at 8:19, a gas torch was used to light the kiln burner. After it was lit, the utility heard a boom. The area was inspected, the Preheat coal mill was found with the inlet duct to the exhauster fan damaged at the coupling.

Absorption of radiations, caustics, toxic and noxious substances

Employee was troubleshooting a potential plug in the pug mill system. When attempting to open a 4"" port, the employee was struck in the face with waste dust and received dust in both eyes. The employee was wearing safety glasses at the time of the incident. The EE was taken to an eye specialist where a small amount of dust was removed from his left eye.

Over-exertion (Not Elsewhere Classified)

Employee was descending a set of stairs when his left foot slipped off of the 4th step. The employee caught himself with the handrail and did not fall further, but he did ""jam"" his knee on the 5th step. The employee was taken to the clinic and was placed on restrictive duty.

Struck against stationary object

EE was opening a bag house door. The employee was using a wrench to loosen the fastening nuts, and when the nut broke loose, the employee left hand struck the frame of the door frame. The impact resulted in a laceration on the left index finger. The wound required 5 stitches to close.

Struck by falling object

Employee was installing overhead rigging when the sling slipped and struck the employee above the left eye. The employee received two stitches to close the wound. The employee was wearing appropriate PPE at the time of incident.

2014 · 7 incidents

Over-exertion (Not Elsewhere Classified)

Employee was unloading RR car - when employee tried to open coal car door, it was stuck and the movement caused a pain between right shoulder and neck.

Over-exertion (Not Elsewhere Classified)

After installing and releasing finish mill access door employee went to raise the safety cage. When reaching for the hand crank winch, twisted his back resulting in a left lower lumbar strain.

Caught in, under or between a moving and a stationary object

Emp was closing a refractory door after clearing buildup. There was a bolt at the top of the door that had to be held up due to improper clearances in the frame work. While closing the door emp used his weight to close the door while holding up the bolt. The employee's thumb was in the pinch point. Thus smashing his thumb.

Struck by... (Not Elsewhere Classified)

Employee was grinding sheet metal on bench grinder. Sheet metal kicked back horizontally and cut through glove on left hand. Employee suffered laceration to left palm requiring 9 sutures.

Fall to the walkway or working surface

EE was carrying buckets of oil walking down a narrow hallway that was dark and covered with cement dust. EE tripped over metal object he did not see & landed on his left ankle. EE was asked by Cemex Lyons supervisor why he was limping and EE told him he had fallen. Personal Touch supervisor took him to dr. X-rays were done results not broke.

Struck by... (Not Elsewhere Classified)

Employee was trying to cut a .003 inch shim stock. He had the shim stock locked in a vise. He could not find a pair of shears but thought he could tear the shim stock by hand. He was not wearing gloves. As he tried to tear the material, his left hand slipped and lacerated the palm of his hand. He received stitches and was referred to a hand specialist.

Caught in, under or between a moving and a stationary object

Employee was cleaning return rollers on a conveyor belt with a poke bar. The conveyor belt was running. As the employee was scraping, the poke bar caught on the roller and jerked his right hand up jamming it against the frame of the conveyor belt. He broke two bones in his hand and received a laceration.

2013 · 8 incidents

Over-exertion (Not Elsewhere Classified)

Employee complained of pain in his wrist that began 2 1/2 to 3 years ago. The doctor diagnosed it as a sprain and prescribed a splint.

Over-exertion (Not Elsewhere Classified)

Employee was cleaning out a plug with a poke bar when he bent his thumb back. He was given first aid at that time but later, on 1/2/2014, stated a desire to go to the doctor. The doctor prescribed Naproxen and gave the employee a splint to wear.

Struck by... (Not Elsewhere Classified)

Employee operating power washer when he lost his balance. The water from the washer hit his left foot penetrated the boot and broke through the skin. Surgery was performed to clean out the wound. He was placed in boot and given work restrictions

Fall down stairs

Employee walking down stairs his foot slipped off. Put his hand out to catch himself. Employee fractured his metacarpal on right hand. Meds - given splint and placed 0n lifting restrictions

Struck against stationary object

Employee was assisting in air lancing the coal chute. As he broke through the material in a downward motion, he jammed his left little finger and left ring finger against the top lip of the hood housing. This tore the two fingernails off an fractured the tip of his ring finger.

Struck against a moving object

Employee operating water wagon; watering on a slope at quarry when lost control and it flipped over.

Struck by falling object

Employee was changing bags in a bag house. Dust had accumulated on his hard hat and on top of his goggles. When he removed his goggles to clear off the fog build-up, dust fell into his eyes. He flushed his eyes with water and went home. The next day he went to the doctor and was prescribed Tobrex and Pred-forte.

Over-exertion in lifting objects

On 7/1/2013, while shoveling material under the finish mill belt, employee extended to lift a shovel of material and felt pull in lower back. He did not feel the injury was severe enough to go to the doctor and treated it at home. He felt it ""tighten"" up on 7/18 while picking up tree branches and visited the doctor on 7/22. He was placed on lifting restrictions and prescribed PT.

2012 · 5 incidents

Over-exertion (Not Elsewhere Classified)

Employee was exiting the forklift when his right foot slipped off. He continued hanging on with his left hand and felt a ""pop"" in his left shoulder. Prescribed Naproxen and placed on restrictions of no use of his left arm.

Over-exertion in lifting objects

Employee was lifting scaffolding when he felt a pain in his back. He reported the incident but wanted to wait and see if it improved. It did not, he went to the doctor on 9/14/12. Prescribed Naproxen and Felxeril but not placed on any restrictions. On a follow up appointment on 9/21/12 the dr. ordered physical therapy and placed him on lifting/bending restrictions.

Struck by falling object

Employee was replacing bolts on a hopper when dust fell out of the hopper and on to the employee. The force knocked his goggles off and dust entered his eyes. He was taken to the emergency room where he was prescribed Hydrocodone, Nevanac and Zymaxid and given a contact lens.

Struck by... (Not Elsewhere Classified)

High winds - cleaning area of debris/barrels/equipment on North side of Vehicle Shop. Basket to skid loader was blown and tumbled into employee.

Over-exertion (Not Elsewhere Classified)

An employee was injured while operating a guzzler truck. He re-injured an existing wound (received while off duty) that resulted in modified duty.

2011 · 5 incidents

Contact with electrical current

Employee opened 4160 volt motor starter cabinet and proceeded to trouble shoot energized medium voltage circuit, after having been taught never to work on energized 4160 volt. Low voltage meter used for testing blew up causing burns to the back of both hands.

Over-exertion (Not Elsewhere Classified)

Note: 1st doctor visit 6/2/2011. On 5/24/2011 employee was climbing into crane cab slipped on ladder rung. Was able to hold on with both hands but caused a sprain/strain to right shoulder. Continued working notified supevisor of injury at end of shift. Weather conditions were wet and muddy.

Caught in, under or between a moving and a stationary object

When closing one of the belly doors under the spray tower, employee closed the door and was attempting to latch the door when it swung open and smashed his right index finger between the latch strap and the floor grating.

Over-exertion (Not Elsewhere Classified)

working in coal silo on the preheat coal mill. Turned to grab a 20# wrench. Twisted back to start working and felt sharp pain in lower left back.

Over-exertion in lifting objects

Lifted large electric motor off pedestal. Planted feet next to pedestal, leaned into motor. Pushed on motor with legs and arms to swing motor away from padestal, to land motor on floor, for removal. While doing so felt pull in right hamstring muscle.

2010 · 5 incidents

Fall onto or against objects

Employees foot/leg became tangled with wire for computer keyboard while sitting at his desk, when he stood up and turned to walk away from his desk he was put off balance, tripped, and landed with his right hand in the eco cylce container.

Struck by... (Not Elsewhere Classified)

Employee was holding a CAM spacer when it slipped out of his hands. He was wearing leather gloves, the fine edge of the spacer went through his glove and the skin lacerating his left small finger - this required three sutures.

Struck by... (Not Elsewhere Classified)

While changing electrical switch, screw driver slipped off screw on terminal block stabbing/puncturing left hand which was holding the block.

Caught in, under or between running or meshing objects

While grinding sheet metal on the Bench Grinder located in Maintenance Shop - the Grinder caught the metal and pulled it in - pulling EE's left hand/thumb into the edge of the grinder - lacerating EE's left thumb

Struck against a moving object

Using Bobcat 175 to scrape material from the East side of the brickshed and struck steel ties head on - Injury to chest - fractured ribs and contusion and swelling in chest and upper abdomin area.

2009 · 3 incidents

Fall onto or against objects

While working unloading coal cars - cleaning off grizzly above the feeders. left foot slipped into the opening on the grizzly causing employee to fall on top of the grizzly landing on left shoulder and left elbow. The first Dr visit was 1/28/2010 - surgery was done on left shoulder 3/25/2010 - resulting in a light duty status. There has been no lost time with this injury.

Over-exertion (Not Elsewhere Classified)

Two emp. were disassembling bricking ring on kiln bricking platform. One emp. lifted height adjuster too high on one side. The resulting pressure on other side of ring broke a guide, causing ring to fall. Emp. near broken guide jumped off bricking platform to avoid falling ring. This caused a re-separating shoulder previously injured in non-work related incident.

Over-exertion in pulling or pushing objects

Releasing brake on a RR iron car - the right shoulder and right side of neck muscles were strained/over extended - causing pain in neck and down right arm. Note: This became reportable on 07/22/09 due to Physical Therapy.

2008 · 3 incidents

Over-exertion (Not Elsewhere Classified)

Employee was jack hammering out barrell bushings from the Kin feed pump. This took the better part of two days. - noticed hands/thumbs were weak and had trouble with his grip and pain in both hands. Note: Please change e-mail to sally.stinevilani@cemex.com (drop usa) thanks

Fall onto or against objects

Stepped in puddle of water on catwalk. When stepped on stairs feet went out from under and employee landed on left elbow, bruising/jamming left shoulder. Right hand hit hand rail jamming right hand ring finger at center knuckle.

Over-exertion (Not Elsewhere Classified)

Twisted left knee while walking from parking lot to work location (Vehicle Shop in Quarry). Surface was very muddy from rain from the prior evening. Note: Employee did not receive medical care until 05/20/2008, at which time he was returned to regular duty - with Physical Therapy appointments and a knee brace.

2007 · 10 incidents

Absorption of radiations, caustics, toxic and noxious substances

While hauling dust; got splattered on the forehead with some mud. While trying to wipe the mud from forehead a portion of the mud went into right eye.

Struck by... (Not Elsewhere Classified)

11/13/2007 shift start. While using metal shear employee cut right index fingernail off.

Over-exertion (Not Elsewhere Classified)

While shoveling cement powder into a pile the shovel struck a raised piece of concrete causing a jolt in right wrist.

Contact with heat

Blowing a snowman on burner floor - Over exposed to heat

Over-exertion (Not Elsewhere Classified)

Shoveling at an angle on #2 belt walkway felt sharp pain in lower back.

Over-exertion (Not Elsewhere Classified)

Shoulder strain from repetitive shoveling.

Struck against stationary object

Rigger was assembling boom and jammed his left finger into boom.

Over-exertion (Not Elsewhere Classified)

03/12/2007 was called out to poke tower, while poking upper hood, small ports above air cannons, felt a pull in right mid to lower back, pain moved to left lower back. Didn't feel it was necessary to see a doctor at this time. The pain persisted and went to medical facililty on 04/04/2007 at which timie he was put on light duty.

Over-exertion in lifting objects

Employee lifted spare tire for bobcat. Tire was wedged by chocker cables and filled with foam (very heavy). Right shoulder joint popped two times.

Struck by... (Not Elsewhere Classified)

While holding a jackhammer bit to drive bolts out of a mill liner (he was using a pipe sleeve to line the bit up with the bolt) the bit bowed out of the pie sleeve and smashed his right little finger.

2006 · 11 incidents

Over-exertion (Not Elsewhere Classified)

actually two dates 08/02/06 and 12.18.06 - 1st event - when standing from a crouching position employee noticed pain in knee. 2nd event - employee was getting off a platform holding a kiln trunnion when stepped down had a stabbing pain in the same knee (right).

Over-exertion (Not Elsewhere Classified)

While at the top of the Alkali Fan Motor, the step down is slightly higher than the other steps going down. Employee started down the first step and twisting his right knee.

Absorption of radiations, caustics, toxic and noxious substances

While working on a dust feeder (528-20) employees wrench slipped off the bolt and his hand landed in a pile of dust on a weigh feeder. Dust splashed up under safety glasses and into right eye.

Over-exertion (Not Elsewhere Classified)

Repetitive motion of chipping hammer.

Fall to the walkway or working surface

While collecting samples slipped on clinker balls in area of 529-29 belt. Did not appear serious at that time. On 03/23/2007 employee was working on spray tower and twisted ankle again - he went to Medical Facilitly on 03/26/2007 and was put on light duty for achilles tendon strain.

Struck by falling object

Dust fell from belt on hard hat and face. The dust went into his left eye causing irritation.

Fall onto or against objects

Employee slipped while getting into/out of Fuel Truck. He slipped off the step, striking his left shoulder against the truck. He was not on light duty until after a surgery on 09/22/2006. He returned to work on 09/25/2006 on transitional duty.

Struck against a moving object

Back discomfort from driving Triple 777.

Absorption of radiations, caustics, toxic and noxious substances

Employee was on the lower level of tower. Tower became positive blowing kiln dust into left eye around personal protective equipment.

Over-exertion in pulling or pushing objects

Splicing 629-2 belt. When pulling on the belt felt pain in left shoulder.

Struck by... (Not Elsewhere Classified)

Employee was holding a bolt underneath a grate while another employee was using an impact wrench to screw the bolt in. The impact wrench started and caught the employees thumb lacerating his thumb.

2005 · 14 incidents

Struck by flying object

Poking buildup of pre-heater tower, poke port went positive blowing material into face and right eye of employee.

Struck by flying object

Working on clean up of spray tower. Wind was blowing got particles in right eye.

Absorption of radiations, caustics, toxic and noxious substances

Employee was poking the lower hood, when a puffed blew out. As he turned his head to the right to avoid the puff, material and hot alkaline hit his left eye.

(Not Elsewhere Classified)

Fatal Heart Attack. Contract Truck Driver employed by D G Coleman Inc. (no MSHA Contr. ID). Driver was in Bulk Loading office area waiting for truck to be filled when he had heart attack. On-site First Aid Staff & paramedics tried to revive, 911 was called, transported to hospital where he was pronounced dead.

Over-exertion (Not Elsewhere Classified)

Steel erection. Employee was reaching around a beam to bolt up to the shear clip and strained shoulder and bicep.

Over-exertion in pulling or pushing objects

While trying to remove material from preheater wall, had bar overhead and strained the right shoulder area.

Struck against stationary object

While pulling himself to the top of elevator, which was just above the first floor, Chris impacted a cross member for the supports for the Homo Silo Elevator. The impact caused pain/stiffness in neck.

Caught in, under or between (Not Elsewhere Classified)

Note: employee did not receive medical treatment until 05/24/2005. Employee fell backward in forklift cage, causing his right calf and right ankle to be pinched/pinned by the fork lift.

Over-exertion (Not Elsewhere Classified)

While removing the guard and drive chain from a bucket elevator, employee reached into the guard to remove the chain - he felt a sharp pain in his lower back and right leg.

Over-exertion in wielding or throwing objects

While swinging a 16# hammer against the spray tower felt a sharp pain in right shoulder. After putting hammer down - could not move lift arm without pain. Note: Employee also had slipped on 04/12/2005 while getting into loader and noticed a slight pull in the right shoulder. (this was recorded in log).

Struck by... (Not Elsewhere Classified)

EE was walking down the stairs on the bottom of the spray tower when water busted out of the bottom of 78 screw. The water flowed off the deck and caught EE on the stairs covering him with muddy water. Water blisters developed on his right calf/ankle.

Struck by flying object

Employee was grinding/welding/cutting throughout his shift. There was not an immediate indication of a foreign object in his eye. Suspect while another worker was grinding and object may have entered his eye lid. The weather conditions were windy which also could be of cause of debris entering eye.

Struck by... (Not Elsewhere Classified)

While disconnecting the air hose from the 1"" Air Impact Wrench,EE shut off the air and pulled the trigger to bleed the air off. A welding rod had been inserted through the socket to hold it on the wrench. He pulled the trigger, the impact wrench started and the welding rod caught his left pant leg and cut his left leg

Over-exertion (Not Elsewhere Classified)

Employee was walking through the mill room to start his shift. He slipped on a piece of cardboard. He did not go to the work comp doctor until 05/12/2005. Note: Employee was put on light duty status as of fax received 06/07/2005 from Orthopedic Center of the Rockies. Diagnosis is a meniscus tear of right knee

2004 · 19 incidents

Fall from scaffolds, walkways, platforms

Employees were replacing air direction vanes on the preheater coal mill. EE was turning mill with a pipe wrench on the drive shaft. The vanes were rubbing on the liner. The diver hung-up and while he was tying to turn it back the pipe wrench slipped causing him to loose his balance. He fell to the lower level, spraining his left ankle when he landed.

Over-exertion (Not Elsewhere Classified)

This is a repetative strain injury. The employee originally reported it to his sprvisr on 11/20/04. He requested a Dr appt on 12/03/2004 and went to the Dr on 12/04/04. There were no restrictions at that time. He returned to the Dr on 12/11/04 at which time the Dr restricted him from using a shovel.

Fall onto or against objects

while walking on the catwalk, the catwalk was overhung and came up on one end, causing employee to fall into hopper and screw. He twisted his left ankle and scraped his right shin.

Over-exertion (Not Elsewhere Classified)

Employee was trying to get a jack hammer bit disloged from the Primary Crusher. While doing this he strained his lower lumbar.

Contact with hot objects or substances

While using an air-lance to clean Swril Chamber (on pre-heater tower), a sudden blow back of hot material occured. All PPE (personal protective equipment) was used ""except"" for a nomex hood, causing burns to the face and neck.

Over-exertion (Not Elsewhere Classified)

EE was repairing overhead vibrator from its bracket. He felt a pull/ strain. The weight of the vibrator was not an issue, but the angle of getting the vibrator out of the bracket. The vibrator cone goes up in a 20-30 degree angle.

Fall to the walkway or working surface

EE STEPPED DOWN OUT OF THE DUMP TRUCK. BOTH FEET SLIPPED OUT AND HE FELL TO THE GROUND, LANDING ON HIS RIGHT HAND.

Contact with hot objects or substances

EMPLOYEE WAS ASSISTING IN OPENING KILN BAGHOUSE COMPARTMENT DOOR. EMPLOYEE'S HAND BECAME TRAPPED WHEN DOOR CLOSED, CATCHING 3 FINGERS ON LEFT HAND. HOT METAL DOOR AND AIR IN COMPARTMENT CAUSED SECOND DEGREE BURNS ON MIDDLE, RING, & LITTLE FINGER OF LEFT HAND.

Over-exertion in lifting objects

lifting hoses, strained thoracic muscle.

Struck by... (Not Elsewhere Classified)

EE WAS POKING A LARGE CHUNK WITH A TOWER BAR IN THE SPRAY TOWER. A LARGE CHUNK FELL FROM ABOVE, HITTING HIS TOWER BAR AND CAUSING THE TOWER BAR TO HIT HIM ON RIGHT SIDE OF FACE NEAR RIGHT EYE.

Over-exertion in lifting objects

EMPLOYEES WERE CHANGING THE ""DOWN THE HOLE"" HAMMER ON THE 1R DRILL. THIS REQUIRES SOME LIFTING OF A HEAVY OBJECT AND MANEUVERING IT INTO POSITION SO THE STEEL THREADS WILL GRAB IT. WHILE EE WAS MANEUVERING THE HAMMER HE FELT A STRAIN IN THE GROIN AREA.

Over-exertion in lifting objects

Lifting 50 gallon drum with some finish mill balls. Partner helping lost his grip causing injury to right arm.

Struck by... (Not Elsewhere Classified)

2 EMPLOYEE WERE TRYING TO ATTACH QUICK CONNECT COUPLING WHEN THE PRESSURE RELEASED, SPRAYING EE IN THE FACE. EE WAS CUT IN 4 TO 5 AREAS AROUND HIS RT. EYE.

Struck against a moving object

Operating skid loader, the machine started jerking violently. He strained his lower back. Controls on skid loader are very touchy.

Over-exertion in pulling or pushing objects

JACKHAMMERING MATERIAL UNDER 629-2 BELT IN DUST HOPPER, JACKHAMMER GOT STUCK IN A HOLE. WHEN EMPLOYEE TRIED TO PULL IT OUT OF THE HOLE HE STRAINED HIS LOWER BACK.

Struck against stationary object

WHILE BRICKING KILN (HANDLING BRICK) HE STRUCK HIS RIGHT SHOULDER AND NECK ON THE BRICK PLATFORM.

Over-exertion (Not Elsewhere Classified)

WHILE CLEANING BRICK OUT OF KILN BY HAND, EMPLOYEE PULLED SOMETHING IN LOWER BACK.

Fall to the walkway or working surface

EE SLIPPED ON ICE AND FELL.

No Value Found

TWO MECHANICS WERE WORKING ON A ROTARY VALVE IN THE RETURN DUST SILO. THEY HAD CLOSED THE MANUAL GATE, PULLED THE END CAP THEY CLEANED OUT THE ROTARY VALVE, MATERIAL FELL FROM ABOVE AND ENTERE D HIS EYE.

2003 · 11 incidents

Over-exertion (Not Elsewhere Classified)

SHOVELING CLINKER OFF FLOOR IN THE BOTTOM OF A-FRAME TO #6 BELT WHEN HE STRAINED MUSCLE IN BACK.

No Value Found

EE STEPPED DOWN FROM 32"" BELT CONVEYER STRUCTURETO WALKWAY. RIGHT KNEE OF DESCENDING LEG BUCKLED, OUTWARD CAUSING IMMEDIATE PAIN. AS A RESULT OF LOSS OF SUPPORT OF DESCENDING LEG, LOWER RIGH T RIB CAGE WAS IMPACTED ON HAND RAIL CAUSING MORE PAIN.

Fall to the walkway or working surface

AT THE END OF THE SHIFT EMPLOYEE SLIPPED ON ICE AFTER GETTING INTO HIS PRIVATE VEHICLE. HE SLID UNDER HIS TRUCK AND LANDED ON HIS RIGHT ELBOW.

Over-exertion (Not Elsewhere Classified)

WAS SHOVELING IN THE COOLER ROOM AND HIS WRIST WAS GETTING SORE. HE KEPT WORKING. ON 11-22-03 HE REPORTED IT TO PRODUCTION LEADER & SUGGESTED HE REPORT TO HIS SUPERVISOR.

Over-exertion in lifting objects

EE LIFTED A JACKHAMMER AND FELT PAIN IN ABDOMEN.

Struck against stationary object

EMPLOYEE WAS KNOCKING MUD OFF THE RAILING AT 129-4 BELT. HIS BAR GOT TOO CLOSE TO THE BELT CAUSING THE BELT TO FLIP THE BAR AROUND SMASHING HIS HAND AGAINST THE GUARD RAIL.

Over-exertion in lifting objects

WHILE LIFTING A SECTION OF CONVEYING SCREW, EMPLOYEE SUFFERED A THORASIC MUSCLE STRAIN.

Over-exertion in lifting objects

EE LIFTED A DUST COLLECTOR FRAME OFF THE FLOOR TO UNHOOK THE CRANE. WHEN LIFTING HE FELT A PAIN IN HIS GROIN. HE DISMISSED AS NOTHING SERIOUS AND DID NOT REPORT IT TO HIS SUPERVISOR.

Struck by... (Not Elsewhere Classified)

EE WAS CARRYING A 2'X3'X1/4 SHEET OF STEEL FROM THE METAL SHEAR WHEN THE EDGE OF THE STEEL CAME IN CONTACT WITH HIS RIGHT WRIST CAUSING LACERATION. REQUIRED 3 STITCHES

Fall to the walkway or working surface

WALKING INSIDE COOLER ROOM ON WESTSIDE. TURNED EAST AT THE SOUTH END OF THE COOLER & WAS PASSING THE METAL ELEVATED PLATFORM WHEN BOTH FEET WENT OUT FROM UNDER HIM, HE LANDED ON THE CONCRETE WITH HIS LEFT ELBOW STRIKING FIRST.

No Value Found

STEPPED ON A SMALL ROCK WHILE WALKING ACROSS CONCRETE FLOOR. SPRAINED LEFT ANKLE. *EMPLOYEE HAS HAD TWO SURGERIES TO DATE.*

2002 · 7 incidents

Caught in, under or between a moving and a stationary object

EE WAS POKING PREHEATER TOWER WITH JACKHAMMER. HE CAUGHT THE RIGHT HAND BETWEEN JACK HANDLE AND METAL CROSSBEAM. CURRENTLY ON MODIFIED DUTY - SPLINT.

Absorption of radiations, caustics, toxic and noxious substances

EMPLOYEE WAS CLEANING OUT DUST COOLECTOR TO SILOA-5 THE ROTARY FEEDER KICKED DUST IN EMPLOYEE'S EYE.

Caught in, under or between (Not Elsewhere Classified)

EE WAS ATTEMPTING TO CLOSE WEST COOLER ACCESS DOOR. HE PLACED HIS HAND AGAINST WALL AND FELLOW EE WAS NOT AWARE OF THE SITUATION AND SLAMMED DOOR CLOSEE CRUSHING EE'S LEFT THUMB BETWEEN DOOR A ND COOLER WALL.

Absorption of radiations, caustics, toxic and noxious substances

EE WAS WORKING IN EXTREMELY DUSTY CONDITIONS WHILE WEARING FULL FACE RESPIRATOR. SWEAT ON FACE MIXED WITH CEMENT DUST CAUSING ALKALI BURNS. BURNS DID NOT HEAL SINCE 3-9-02 SO WE SENT HIM TO PH YSICIAN ON 3-21-02.

Struck by... (Not Elsewhere Classified)

EE WAS REMOVING WORN OUT VENT LINES FROM THE FINISH MILL AUXILIARY DUST COLLECTOR. HE WAS USING A RIGGED LINE TO REMOVE THE VENT. THE VENT SWUNG AND STRUCK HIM ON LEFT FOREARM.

Caught in, under or between (Not Elsewhere Classified)

EE WAS ATTEPTING TO REMOVE BAG OF CEMENT FROM CONVEYOR BELT. THE BAG BECAME TORN AND EE ATTEMPTED TO REMOVE TORN BAG. HIS HAND GOT PULLED INTO PINCH POINT BETWEEN CONVEYOR BELT AND SMOOTH META L PLATE AT THE END OF CONVEYOR BELT. CRUSHING INJURING OF RING AND LITTLE FINGER ON LEFT HAND.

Struck by flying object

EE WAS WORKING OUTSIDE IN VERY WINDY CONDITIONS.FOREIGN OBJECT BLEW INTO EYE. SUPERVISOR AND EE UNABLE TO DISLODGE OBJECT. THE NEXT DAY THE EE'SEYE WAS SWOLLEN AND RED. RX PRESCRIBED FOR CONJU NCTIVAL BURN.

2001 · 13 incidents

Over-exertion (Not Elsewhere Classified)

SLIPPED ON ICE, WRENCHED KNEE.

Over-exertion in lifting objects

EMPLOYEE WAS LIFTING A HEAVY PART AND WHEN HE TURNED HOLDING THIS PART, IMMEDIATELY FELT A SHARP PAIN IN BACK.

Over-exertion in lifting objects

EMPLOYEE WAS ATTEMPTING TO LIFT CAGE ON THE FINISH MILL. WHEN THE COUNTER BALANCE BECAME STUCK, HE STRAINED TO ATTEMPT TO LIFT IT AND RECEIVED A STRAIN.

Fall from machine

EMPLOYEE FELL OFF COUPLING OF RAIL CAR AND JARRED LEFT SHOULDER.

Struck by flying object

EE WAS BLOWING DOWN THE TOWER WITH AN AIR LANCE. DUST BLEW BACK INTO EYE.

Over-exertion in pulling or pushing objects

EE WAS POKING THE TOWER USING A BAR. HE ATTEMPTED TO PULL THE BAR FROM THE TOWER AND STRAINED HIS LEFT CHEST AREA.

Over-exertion in lifting objects

REPETIVE MOTION INJURY. HE HAD BEEN DOING A LOT OF SHOVELING AND HAS NOTICED INCREASING PAIN. PAIN LESSENED AND FINALLYIN OCTOBER, 2001 HE HAD SURGERY.

Over-exertion in lifting objects

EE WAS LIFTING A HEAVY LOAD AND STRAINED RIGHT ELBOW.

Struck by... (Not Elsewhere Classified)

TWO EES WERE REMOVING LINER BOLTS FROM AN FLS BALL MILL WITH A HAMMER AND PUNCH. HAMMER WAS DEFLECTED BY AN ADJACENT HAND RAIL. INJURED WAS STRUCK BY HAMMER ON TIP OF RH MIDDLE FINGER REQUIRIN G APPROXIMATELY 20 STITCHES.

Struck by... (Not Elsewhere Classified)

EE WAS TRYING TO SWITCH A VALVE. HE WAS USING HIS HAND TO TRY TO THROW THE VALVE, WHEN IT DID NOT BUDGE, HE USED HIS UPPER BODY TO ADD PRESSURE AND LEANED HIS TORSO AGAINST HIS HAND RESULTING IN FRACTURED RIB.

Fall to the walkway or working surface

EE TRIPPED ON PIECE OF METAL ON FLLOR OF BUILDING. FELL AGAINST BRUILDING LANDINGS ON RIGHT WRIST. WENT TO E.R. WHERE SPLINT WAS APPLIED.

Over-exertion in lifting objects

EE WAS SHOVELING AND BENT TO PICK UP SOMETHING FROM GROUND. UPON TURNING, HE FELT NUMBNESS SHOOT UP LEFT SIDE INTO LEFT SIDE OF SKULL.

Struck by rolling or sliding object

WHILE MUCKING OUT THE KILN, MATERIAL SLID DOWN HITTING THE BOBCAT & CAUSING EMPLOYEE INJURY.

2000 · 12 incidents

Struck by... (Not Elsewhere Classified)

HE WAS TRYING TO SAW A BLOCK OF WOOD TO PROP UP A PRINTER HOOD. THE SAW SLIPPED AND LACERATED HIS THUMB.

Over-exertion (Not Elsewhere Classified)

EE WAS REMOVING ROLLER WHICH STATED TO FALL. HE OVEREXTENDED WRIST WHILE HOLDING ONTO PART THE NEXT DAY HE NOTED A KNOT ON WRIST WHICH KEPT INCREASING IN SIZE & DISCOMFORT DR HAS SPLINTED & XRAYED SEEING SPECIALIST TO DETERMINE EXACT NATURE OF INJURY

Over-exertion in wielding or throwing objects

EE WAS SWINGING SLEDGE HAMMER, FAILED TO CONNECT WITH TARGET AND OVEREXTENDED LEFT WRIST RESULTING IN A SPRAIN.

Fall from machine

WHILE DESCENDING FROM DOZER, HIS FOOT SLIPPED AND HE FELL TO GROUND, FRACTURING HEAD OF FIBULA IN LEFT LEG.

Struck by... (Not Elsewhere Classified)

EE WAS REPAIRING PUMP. THE HANDLE ON RUBBER HAMMER HE WAS USING TWISTED. THIS RESULTED IN HIS FINGER BEING PINCHED ON A PIECE OF METAL. RIPPED OFF NAIL OF LEFT MIDDLE FINGER AND CUT TO BONE.

Over-exertion in lifting objects

LIFTED JACKHAMMER AND FELT SHARP PAIN IN LEFT TESTICLE. AFTER A SHORT BREAK WENT TO WORK AND STILL FELT DISCOMFORT IN ABDOMINAL AREA.

Over-exertion (Not Elsewhere Classified)

EMPLOYEE WAS DRIVING SKIDLOADER WHEN HE HIT A BUMP, JARRED HIS BACK RESULTING IN PAIN.

Over-exertion in lifting objects

EMPLOYEE LIFTING 94 LB. BAGS OF CEMENT ONTO PAL-LET; HE INCURRED A STRAIN IN BACK AREA, CAUSING PAIN WHEN STANDING OR SITTING FOR LONG PERIODS OF TIME.

Contact with hot objects or substances

EE WAS REMOVING CALCIUM CHLORIDE PIPE FROM FEED END OF THE KILN. HE WAS ATTEMPTING TO PUT CAP ON THE PORT WHEN KILN PUFFED HOT DUST AND GAS OUT OF THE PORT. HE WAS NOT WEARING PERSONAL PROTECT IVE EQUIPMENT AND RECEIVED BURNS TO RIGHT SIDE OF FACE AND RIGHT FOREARM.

Struck by flying object

EE RETURNING TO LAB FROM PICKING UP HOURLY SAMPLES. GUST OF WIND BLEW DUST INTO RIGHT EYE.

Over-exertion (Not Elsewhere Classified)

EMPLOYEE TRIPPED OVER OBJECT ON TOP OF SILOS AND EXPERIENCED A STRAIN TO LOWER BACK. EMPLOYEE DID NOT SEEK MEDICAL ATTENTION UNTIL 03-13-2000, AT WHICH TIME HE WAS RELEASED TO RESTRICTED WORK DUTY. NO LOST TIME.

Struck by flying object

EE WAS REPLACING BUCKETS ON A CLINKER BUCKET ELEVATOR WHEN THE WIND CAME UP BLOWING DUST IN EYES. ADMINISTERED FIRST AID AT PLANT AND THEN SENT TO EYE CARE CENTER TO REMOVE PARTICLES. PRESCRIP TION WAS ISSUED.