Mining Incidents

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Cada lesión y muerte que la MSHA tiene registrada. Filtra por estado, año, sector, clasificación, experiencia o cualquier palabra clave de la narrativa del investigador.

Incidentes totales
273,095
De los cuales mortales
1,202
Años en el registro
2000–2026
Clasificaciones
20
Filtros
Período
Experiencia al momento del incidente

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El registro

99 registros en total

Mostrando 50 de 99
1 de abril de 2026 AZ · Metal/No metálico Electricista, Liniero MANEJO DE MATERIALES
UNACEM North America · Golpeado por objeto proyectado

The employee was attempting to calibrate the TA duct damper with a manual handle. While operating the gate with the LCB, the damper was moved to a fully open position. The employee applied firm pressure to move the manual operation handle, the counterweight pulled down, and the handle began spinning rapidly in an uncontrollable manner with heavy force.

4 de febrero de 2026 CA · Metal/No metálico Obrero, Herrero, Cuadrilla, Mensajero de repuestos, Peón, Recolector, Operario de mina MANEJO DE MATERIALES
UNACEM North America · Golpeado contra un objeto fijo

Worker was exiting the cooler unit and as EE was climbing out of the unit, EE hit a metal anchor that was on the wall near the exit with EE's left leg. When EE hit the anchor with EE's leg EE received a laceration.

24 de octubre de 2025 CA · Metal/No metálico Minero, Prospector, no clasificado en otra parte HERRAMIENTAS MANUALES (SIN MOTOR)
UNACEM North America · Rozado o abrasionado

The employee was simply walking through the Maintenance Shop holding a box cutter they had just got out of the vending machine. Upon inspection of the box cutter, they noticed a foreign object (possibly glue) on the blade. They proceeded to wipe the blade off on their left sleeve, when they cut/punctured their wrist area.

13 de agosto de 2025 CA · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo MANEJO DE MATERIALES
UNACEM North America · Atrapado en, bajo o entre un objeto en movimiento y uno fijo

EE was working on a machine when a cylinder press that was suspended in the air swung towards EE and pinched EE's right middle finger against the side of the buckets machine.

7 de julio de 2025 AZ · Metal/No metálico Técnico de laboratorio MANEJO DE MATERIALES
UNACEM North America · Contacto con objetos o sustancias calientes

EE stated they were collecting quality control samples from the stage 6 sample port when they were splashed by hot material on their left hand, burning through the glove.

16 de abril de 2025 AZ · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo MAQUINARIA
UNACEM North America · Golpeado por... no clasificado en otra parte

The mechanic was climbing out of a small man door after making repairs to the chute when the angle grinder they were using inadvertently turned on, cutting the employee's arm. The employee was taken to the hospital for treatment and returned to work today. Installing another door for safer access to the chute.

2 de abril de 2025 CA · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo RESBALÓN O CAÍDA DE PERSONA
UNACEM North America · Sobreesfuerzo, no clasificado en otra parte

Carrying empty container of regent acid, stepped down and out of shed, landed on ankle incorrectly.

20 de enero de 2025 AZ · Metal/No metálico Almacenista, Ensacador, Paletizador/Apilador, Encargado de almacén, Empacador, Fabricante, Operador de planta de lavado HERRAMIENTAS MANUALES (SIN MOTOR)
UNACEM North America · Inhalación de radiaciones, cáusticos, sustancias tóxicas y nocivas

Employee was clearing the opening of a vertical discharge pipe for the Cement Kiln Dust (CKD). The discharge of previous ckd had prevented the flow of discharge and had created a back-up. Employee used a rake to remove blockage at which point the material quickly flowed from pipe causing ckd to go airborne dusting the employee. The employee inhaled the material.

7 de noviembre de 2024 CA · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo RESBALÓN O CAÍDA DE PERSONA
UNACEM North America · Caída sobre o contra objetos

Employee tripped over object on floor, fell against cylinders and attempted to catch themselves.

11 de octubre de 2024 AZ · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo MAQUINARIA
UNACEM North America · Golpeado por objeto proyectado

The employee while repairing an excavator bucket, after finishing a welding EE proceeded to clean it with a metal wire brush attached to an air grinder, a piece of metal ricochet inside the employee welding helmet used as face shield and got in EE's left eye, welding helmet had a crack from where is presumed the foreign body may entered

31 de julio de 2024 AZ · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo MAQUINARIA
UNACEM North America · Golpeado por... no clasificado en otra parte

Employee was notching skirting for bolts while kneeling and cutting toward self received a laceration requiring stitches.

28 de junio de 2024 CA · Metal/No metálico Conductor de camión de acarreo/fuera de carretera/carbón/mineral/mina/cantera/roca/llanta neumática, Conductor de camión de transporte TRASTORNOS (TRAUMA REPETIDO)
UNACEM North America · Sobreesfuerzo, no clasificado en otra parte

Employee notified us 1 month after last day worked that it may be work related. Company received letter of determination on 11/15/24.

11 de junio de 2024 AZ · Metal/No metálico Operador de bulldozer, Operador universal, Operador de equipo pesado, Ingeniero operador TRANSPORTE MOTORIZADO
UNACEM North America · Golpeado contra un objeto en movimiento

While operating the loader, the operator was on the way to the stockpile to get a bucket of material, the teeth of the bucket dug into the ground causing the loader to stop suddenly, projecting the operator into the windshield, cracking the windshield and hurting the operator's forehead and neck.

10 de junio de 2024 AZ · Metal/No metálico Oficinista, Controlador de tiempo, Trabajador de oficina, Director de ventas RESBALÓN O CAÍDA DE PERSONA
UNACEM North America · Caída a la pasarela o superficie de trabajo

High heat warning for Yavapai county last ten days. Employee had been fasting for 24 hours prior contributed to this event. Employee received two staple to close a wound on the head.

1 de abril de 2024 AZ · Metal/No metálico Almacenista, Ensacador, Paletizador/Apilador, Encargado de almacén, Empacador, Fabricante, Operador de planta de lavado RESBALÓN O CAÍDA DE PERSONA
UNACEM North America · Caída sobre o contra objetos

Employee was working in raw mill duct with vac tube. EE was on hands and knees and turned around inside the duct which caused retractable lifeline cable wrapped around ankle. When EE crawled forward caused EE to fall forward impacting one rib on left side from raised metal lip around door entry. Hairline fracture diagnosis.

7 de marzo de 2024 CA · Metal/No metálico ATRAPAMIENTO
UNACEM North America · Tipo de accidente, sin lesiones

Someone had previously overloaded the conveyance, causing it to fault out. 3 total contractors were trapped, for approximately 3.5 hours. Communication was quickly established and maintained.

11 de enero de 2024 AZ · Metal/No metálico Ensayador, Geólogo, Metalurgista, Ingeniero, Gerencia de ingeniería MANEJO DE MATERIALES
UNACEM North America · Sobreesfuerzo al levantar objetos

The worker and a coworker were unloading an empty plastic tote from a pickup truck. Doing that, the worker felt a pull in left biceps. The worker got first aid and continued working thinking that was a simple contraction due to cold weather. The worker was still in discomfort and after an MRI scan, EE was diagnosed with a disruption of the distal bicep on 2/9/24, requiring surgery.

6 de enero de 2024 AZ · Metal/No metálico Despachador RESBALÓN O CAÍDA DE PERSONA
UNACEM North America · Caída por escaleras

The employee suffered a grand mal seizure (employee has history of grand mal seizures) that caused EE to fall down a set of steel steps, hitting EE's head and requiring stitches.

15 de junio de 2023 AZ · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo MANEJO DE MATERIALES
UNACEM North America · Atrapado en, bajo o entre un objeto en movimiento y uno fijo

Maintenance Mechanics (R) hand was caught between the flange of a level indicator pipe for a knife gate and the housing of the Raw Mill Roll Press during maintenance activities to repair the knife gate. The equipment was locked out but the gate was not blocked/secured to prevent movement.

27 de abril de 2023 AZ · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo MANEJO DE MATERIALES
UNACEM North America · Golpeado contra un objeto fijo

The employee was pulling on an oil fill hose to wrap it up and hit elbow against a concrete block.

3 de abril de 2023 AZ · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo OTRO
UNACEM North America · Golpeado por objeto proyectado

Employee was working on the burn deck, trying to close the burn pipe door on the kiln, when a gust of wind blew fiberglass insulation material into the employees right eye. The employee was taken to an ophthalmologist, given a prescription antibiotic and was told to be off-work for one day.

3 de abril de 2023 AZ · Metal/No metálico Electricista, Liniero OTRO
UNACEM North America · Golpeado por objeto proyectado

On April 3rd, 2023. Employee was working on the second floor of the preheat tower installing conduit and wiring for the new kiln gas analyzer. The wind picked up around mid-morning suspending a lot of fugitive dust and debris making it airborne. The employee's eyes became irritated from the airborne particles.

15 de marzo de 2023 AZ · Metal/No metálico Obrero, Herrero, Cuadrilla, Mensajero de repuestos, Peón, Recolector, Operario de mina ENVENENAMIENTO (MATERIALES TÓXICOS)
UNACEM North America · Inhalación de radiaciones, cáusticos, sustancias tóxicas y nocivas

Employee was inside the coal silo, conducting clean-up duties with another employee, when they became unconscious due to elevated CO levels.

15 de marzo de 2023 AZ · Metal/No metálico Almacenista, Ensacador, Paletizador/Apilador, Encargado de almacén, Empacador, Fabricante, Operador de planta de lavado ENVENENAMIENTO (MATERIALES TÓXICOS)
UNACEM North America · Inhalación de radiaciones, cáusticos, sustancias tóxicas y nocivas

Medical determination that employee suffered occupational illness (asthma) from exposure to hazardous gases during work and subsequent rescue activities of another employee from the Plant's Coal Silo.

15 de febrero de 2023 AZ · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo MANEJO DE MATERIALES
UNACEM North America · Sobreesfuerzo al levantar objetos

During the process of cleaning up after maintenance work on the Crusher, the employee hoisted a tool bucket over EE's shoulder and then attempted to lift the welder, in order to carry everything out of the Crusher area at one time. The employee felt the pain immediately in their ribcage area.

24 de mayo de 2022 AZ · Metal/No metálico Electricista, Liniero PISAR O ARRODILLARSE SOBRE UN OBJETO
UNACEM North America · Rozado o abrasionado

NO PARTICULAR EVENT OR INCIDENT AT WORK CAUSED EE'S KNEE TO START HURTING HOWEVER EE HAD BEEN DOING A FAIR AMOUNT OF KNEELING AND CROUCHING PERFORMING GROUND CHECK INSPECTIONS AND THE FOLLOWING DAY EE WOKE UP WITH PAINFUL SWOLLEN KNEE INFECTED (SEPTIC BURSITIS)

15 de mayo de 2022 AZ · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo TRANSPORTE MOTORIZADO
UNACEM North America · Golpeado por... no clasificado en otra parte

SEPARATING GEARBOX FROM MOUNTING TO MOTOR GEARBOX MOUNT. FORKLIFT WAS BEING USED TO SUPPORT DURING DISASSEMBLY, WHEN GEARBOX WAS UNBOLTED FROM MOUNT THE FRAME KICKED BACK STRIKING EMPLOYEE KNOCKING EMPLOYEE UP AGAINST FORKS ON THE FORKLIFT CAUSING BRUISING TO STOMACH

12 de mayo de 2022 AZ · Metal/No metálico Minero, Prospector, no clasificado en otra parte TRANSPORTE MOTORIZADO
UNACEM North America · Atrapado en, bajo o entre un objeto en movimiento y uno fijo

PERSONNEL ATTEMPTED TO USE SKID STEER TO MOVE COAL OVERSIZED TIPSTER INTO LOAD & HAUL POSITION. OPERATOR LOWERED THE BUCKET ONTO THE TIPSTER WITHOUT SEEING PARTNERS HAND IN A PINCH SQUEEZE BETWEEN THE TWO RESULTING IN A PARTIALLY CRUSHED RIGHT PINKY FINGER.

5 de abril de 2022 AZ · Metal/No metálico Obrero, Herrero, Cuadrilla, Mensajero de repuestos, Peón, Recolector, Operario de mina HERRAMIENTAS MANUALES (SIN MOTOR)
Drake Materials · Golpeado contra un objeto fijo

Removing Drain cap with a pipe wrench while applying pressure it broke loose causing EE to slam EE's right hand into the bolts that were sticking out. Major swelling to EE's right hand

1 de abril de 2022 AZ · Metal/No metálico Obrero, Herrero, Cuadrilla, Mensajero de repuestos, Peón, Recolector, Operario de mina MANEJO DE MATERIALES
UNACEM North America · Atrapado en, bajo o entre un objeto en movimiento y uno fijo

Employees were attempting to level the base of a scaffold. While trying to level the base, concrete clinker material of various sizes broke loose from the sides of the cyclone. A piece of the material struck the employee on the left pinky finger crushing it between the clinker and scaffold material. The employee underwent surgery where pins were placed in EE's finger.

18 de febrero de 2022 AZ · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo EXPLOSIÓN DE RECIPIENTES A PRESIÓN
UNACEM North America · Golpeado por objeto proyectado

After turning off the loaded bucket elevator the back stop failed and the bucket elevator overspeed backwards which overspeed the fluid coupling causing it to explode. Pieces from the fluid coupling struck EE in the back. The pieces broke EE's ribs and ruptured EE's spleen and bruises.

6 de enero de 2022 AZ · Metal/No metálico Obrero, Herrero, Cuadrilla, Mensajero de repuestos, Peón, Recolector, Operario de mina MANEJO DE MATERIALES
Drake Materials · Golpeado por... no clasificado en otra parte

Helping to replace the guide roller on trommel screen when it slipped and impacted EE's left hand.

23 de julio de 2021 AZ · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo OTRO
UNACEM North America · Reacción corporal, no clasificada en otra parte

Clinker cooler baghouse compartment #2. Inspecting bags for damage. Entered top of #2 compartment, Removed #2 compartment hatch cover. Stacked the hatch cover on top of the adjacent hatch covers. Crossed the top of the stacked hatch covers stepping off landed on right leg, slightly off balance and harder than expected impact, injuring back.

11 de mayo de 2021 AZ · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo HERRAMIENTAS MANUALES (SIN MOTOR)
UNACEM North America · Golpeado por... no clasificado en otra parte

Worker was cutting conveyor belt with box cutter style knife & pulled knife into calf of right leg causing a laceration

21 de marzo de 2021 AZ · Metal/No metálico Electricista, Liniero MANEJO DE MATERIALES
UNACEM North America · Golpeado por... no clasificado en otra parte

Secured cable by wrapping control rope around hand to aid in controlling whip once cable cut for West Kiln Feed bucket elevator. Although the cable was restrained it was not tied to the point of connection allowing a distance of approx. 8" to 10" drop. Pulled hands, hurting right hand.

1 de febrero de 2021 AZ · Metal/No metálico Operador de bulldozer, Operador universal, Operador de equipo pesado, Ingeniero operador MANEJO DE MATERIALES
Drake Materials · Golpeado por... no clasificado en otra parte

Observing while standing clear of 6 inch Driscopipe being removed. Driscopipe slipped hitting the rail of the conveyor belt pushing Driscopipe outwards striking employee blocking with both hands.

24 de enero de 2021 AZ · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo MANEJO DE MATERIALES
UNACEM North America · Sobreesfuerzo al levantar objetos

Replacing air cannon from the firing head to lower down to scaffolding. While lowering air cannon weighed more than thought pulling a muscle straining right shoulder.

10 de enero de 2021 AZ · Metal/No metálico Obrero, Herrero, Cuadrilla, Mensajero de repuestos, Peón, Recolector, Operario de mina MAQUINARIA
UNACEM North America · Golpeado por objeto proyectado

Employee was installing steel members with rigging without using proper procedures at new silo, causing a hook to slip and impact employee. Employee was taken to the hospital, X-ray determined a fractured jaw. Employee was not trained in proper rigging procedures.

23 de octubre de 2020 AZ · Metal/No metálico Obrero, Herrero, Cuadrilla, Mensajero de repuestos, Peón, Recolector, Operario de mina MANEJO DE MATERIALES
UNACEM North America · Atrapado en, bajo o entre un objeto en movimiento y uno fijo

opening door to A building, Door suddenly shut catching left index finger on the hinge

11 de agosto de 2020 AZ · Metal/No metálico Gerente de mina, Capataz de mina, Propietario de mina TRANSPORTE MOTORIZADO
Drake Materials · Golpeado por objeto que cae

MEASURING SUPPORT LEGS FOR A CONVEYOR BELT. LEGS WERE BEING LIFTED WITH FORKLIFT TO FULLY EXTEND THEM, A BRACE SUPPORT SWUNG DOWNWARD AND SLICED ACROSS LEFT HAND CUTTING TWO FINGERS

1 de julio de 2020 AZ · Metal/No metálico Operador de bulldozer, Operador universal, Operador de equipo pesado, Ingeniero operador MAQUINARIA
Drake Materials · Rozado o abrasionado

REPLACING CUTTING EDGES ON LOADER THE OPERATOR WAS USING LEFT INDEX FINGER TO HOLD A WORN CARRIAGE BOLT IN PLACE SO THAT THEY COULD LOOSEN IT. WHEN THEY HIT IT WITH IMPACT WRENCH IT SPUN CUTTING THE FINGER WITH THE SHARP EDGE

15 de diciembre de 2019 AZ · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo HERRAMIENTAS MANUALES (SIN MOTOR)
UNACEM North America · Atrapado en, bajo o entre dos o más objetos en movimiento

Gear box of shaker screen at crusher system, loosening bolts with torque wrench when middle left hand finger got between wrench and bolt pinching finger causing laceration.

14 de noviembre de 2019 AZ · Metal/No metálico Encargado de mantenimiento, Mecánico, Reparador/Encargado de servicio, Calderero, Abastecedor de combustible, Técnico de llantas, Técnico de servicio en campo MAQUINARIA
UNACEM North America · Golpeado por objeto que cae

Cutting a steel plate and on final cut it dropped towards the ground and contacted EE's knee.

19 de septiembre de 2019 AZ · Metal/No metálico Conductor de camión de acarreo/fuera de carretera/carbón/mineral/mina/cantera/roca/llanta neumática, Conductor de camión de transporte TRANSPORTE MOTORIZADO
Drake Materials · Golpeado contra un objeto en movimiento

While operating a 70-ton rigid frame haul truck, EE backed up to the berm on the South end of the pad. It appears the stockpile under the back wheels fell away from under the truck, causing the truck to slide off the stockpile and turned over backwards. It appears that EE impacted the roof of the cab, causing serious injury.

1 de agosto de 2019 AZ · Metal/No metálico Operario de servicios generales, Técnico de turno, Operador de camión de servicio/volteo HERRAMIENTAS MANUALES (SIN MOTOR)
UNACEM North America · Atrapado en, bajo o entre un objeto en movimiento y uno fijo

WHILE PINNING AND PLATING THE BAUXITE WEIGH FEEDER, WAS SWINGING SLEDGE HAMMER AND IT GLANCED OFF AND DOWN SMASHING EMPLOYEE'S FINGER INTO THE LIP OF THE BAUXITE DOOR

19 de julio de 2019 AZ · Metal/No metálico Operador de lavadora, Operador de clasificación por tamaño RESBALÓN O CAÍDA DE PERSONA
Drake Materials · Sobreesfuerzo, no clasificado en otra parte

Picking up a wooden crate standing on top of a small dirt mound, lost balance and right knee buckled

15 de abril de 2019 AZ · Metal/No metálico Capataz de exterior, Cabo MANEJO DE MATERIALES
Drake Materials · Golpeado por objeto proyectado

Helping plant mechanic remove teeth from caterpillar excavator. Piece of sharp metal broke off striking EE in the left arm

19 de marzo de 2019 AZ · Metal/No metálico Soldador (fuera de taller) MATERIALES QUE CAEN/DESLIZAN/RUEDAN
UNACEM North America · Golpeado por objeto que cae

Employee was welding in the cement cooler. A piece of refractory broke from the wall, fell about 15 ft. and struck the employee on the hard hat, neck and shoulder. The employee suffered a broken scapula, neck sprain and contusions,

19 de marzo de 2019 AZ · Metal/No metálico Soldador (fuera de taller) MATERIALES QUE CAEN/DESLIZAN/RUEDAN
UNACEM North America · Golpeado por objeto que cae

Employee was welding in the cement cooler. A piece of refractory broke from the wall, fell about 15 ft. and struck the employee on the hard hat and neck. The employee suffered a closed head injury and neck sprain.

22 de febrero de 2019 AZ · Metal/No metálico Técnico de control de calidad, Técnico de laboratorio, Auxiliar de laboratorio MANEJO DE MATERIALES
UNACEM North America · Atrapado en, bajo o entre, no clasificado en otra parte

Working on Raw Mill Sampler pinch tip of left index finger causing laceration

Mostrando 50 de 99