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 2 activos
Período
Experiencia al momento del incidente

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El registro

166 registros coincidentes

Mostrando 50 de 166
20 de mayo de 2026 AZ · Metal/No metálico Obrero, Herrero, Cuadrilla, Mensajero de repuestos, Peón, Recolector, Operario de mina RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída a la pasarela o superficie de trabajo

The employee met with supervisors in a parking lot on the east side of the building. After the conversation, EE turned to walk back to the office and tripped over a wheel chock (angle iron) because EE did not fully clear it. EE fell onto EE's right knee and elbow. EE was wearing steel-toe boots, and no other PPE was involved.

2 de enero de 2026 AZ · Metal/No metálico Minero, Prospector, no clasificado en otra parte RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída desde andamios, pasarelas, plataformas

While climbing a pipe crossover, the individual's hands slipped from the handrail, causing a fall to the ground where they impacted their shoulder and elbow.

22 de diciembre 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 RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

While walking the third floor of the secondary crusher area, the employee reported stepping on an uneven surface and subsequently experienced a sensation in the left leg.

29 de junio de 2025 AZ · Metal/No metálico Conductor de camión de acarreo/fuera de carretera/carbón/mineral/mina/cantera/roca/llanta neumática, Conductor de camión de transporte RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída desde una máquina

EE was dismounting a haul truck from night shift. EE was on the lower platform of the truck when EE's backpack became hung up on the handrail. As EE was trying to free the backpack, EE lost EE's footing and fell to the ground. EE sustained a laceration to EE's face and soreness in EE's neck. EE received 13 stitches and was taken off work.

16 de junio de 2025 AZ · Metal/No metálico Oficinista, Controlador de tiempo, Trabajador de oficina, Director de ventas RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was providing a site tour to auditors. EE was walking out of the man van and twisted an ankle without feeling pain. EE notified supervisor was treated and released. On 8/13/2025 they were diagnosed with a nondisplaced microtrbecular fracture. EE was also issued PT.

30 de abril de 2025 AZ · Metal/No metálico Encargado/operador de trituradora, Operador/trabajador de alimentador de bandeja RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída desde una máquina

EE was getting off a dump truck. As they stepped back, they slipped on mud from the top step. As they landed, they rolled their left ankle. EE sustained a sprain to an ankle. EE was issued restrictions.

18 de marzo de 2025 AZ · Metal/No metálico Electricista, Liniero RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída por escaleras

EE was inspecting #2 drying air compressor. After they inspected the equipment, they stepped back off the concrete pad & their foot missed the lower step. Their foot caught a wood plank which gave way. They stumbled and fell to the ground. They reached back to brace their fall & injured left shoulder. They felt & heard a pop. Employee was issued restrictions.

5 de noviembre de 2024 AZ · Metal/No metálico Operador de circuito de agua, Operador de lodos, Operador de mezcla, Trabajador operador de bombas RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída sobre o contra objetos

While the employee was preparing emulsion in the rear of a slurry truck, a coworker called for their attention. As the employee descended the stairs and began walking towards the coworker, they did not notice a 2-inch load hose lying on the ground. This resulted in them tripping over the hose and sustaining a fracture to their right ankle.

16 de mayo 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
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was headed to the basement area of the tankhouse to check up on the cell repair. On the bottom of the stairwell, EE mis-judged the landing and stepped down on EE's right foot. EE lost EE's balance and landed with EE's full weight on EE's right leg. EE was issued restrictions.

22 de abril de 2024 AZ · Metal/No metálico Gerente de mina, Capataz de mina, Propietario de mina RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

Employee was coming off scaffolding and missed bottom 2nd step and twisted wrist. Employee checked wrist, moved it around and it felt okay. Employee mentioned root cause was missed step.

11 de febrero 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 RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was walking away from the truck when EE slipped and caught self on the truck. EE slipped near the 57 screw conveyor. EE began to feel discomfort to their lower back. EE was issued restrictions.

24 de octubre de 2023 AZ · Metal/No metálico Operador de perforadora RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída a la pasarela o superficie de trabajo

Driller had exited the drill to put up drill stakes to mark the holes EE had drilled. EE was walking to the left of the cab and fell into an unmarked drill hole that had no cutting around it. EE's left leg went into the hole and made EE fall to the ground. EE sustained a fracture to EE's ankle. EE was taken off work.

5 de julio de 2023 AZ · Metal/No metálico Almacenista, Ensacador, Paletizador/Apilador, Encargado de almacén, Empacador, Fabricante, Operador de planta de lavado RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída a la pasarela o superficie de trabajo

EE and crew were stripping back 2" stringers on the W2 leach field. The EE slipped and tried to catch their balance and slipped a second time and fell, hurting their ankle and upper foot area. EE was taken to the clinic and was issued restrictions. Was taken off work.

3 de julio de 2023 AZ · Metal/No metálico Ayudante de mecánico RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was dismounting a forklift and using three points of contact. EE stepped wrong as EE touched the ground and rolled ankle. EE was taken to clinic and issued restrictions.

12 de junio de 2023 AZ · Metal/No metálico Conductor de camión de acarreo/fuera de carretera/carbón/mineral/mina/cantera/roca/llanta neumática, Conductor de camión de transporte RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was walking on the truck deck when EE slipped on the catwalk and sprained ankle. EE was issued restrictions.

1 de mayo de 2023 AZ · Metal/No metálico Encargado/operador de trituradora, Operador/trabajador de alimentador de bandeja RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was coming out of the man-elevator and stepped off of the step. They rolled their right ankle. Employee fell to the ground. Ankle began swelling. Employee was taken to the clinic and placed on restrictions.

20 de diciembre de 2022 AZ · Metal/No metálico Electricista, Liniero RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída a la pasarela o superficie de trabajo

EE was called to the 45 shovel. EE got clearance and began to approach the shovel. As EE was walking towards the boarding ladder on the right side EE lost EE's footing and fell forward, hitting EE's head and falling on EE's right elbow/arm. On 12/21/22 EE was issued restrictions.

25 de septiembre de 2022 AZ · Metal/No metálico Operador de camión cisterna RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Golpeado por objeto que cae

Injured employee jumped from a water truck cab onto the roadway below breaking their ankle and causing a laceration to the lower leg when they landed.

5 de agosto de 2022 AZ · Metal/No metálico Almacenista, Ensacador, Paletizador/Apilador, Encargado de almacén, Empacador, Fabricante, Operador de planta de lavado RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was performing housekeeping duties at the Tailings booster containment area. EE had slipped on a patch of algae that had formed near the sump pumps. EE sustained an injury to the left knee. On August 6th EE was issued restrictions.

13 de julio de 2022 AZ · Metal/No metálico Capataz de planta de preparación, Supervisor, Supervisor de planta de molienda, Supervisor de horno RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Absorción de radiaciones, cáusticos, sustancias tóxicas y nocivas

EE was attempting to close drain valve on #2 Leach vessel. EE tried to exit the area. EE's rubber boots became stuck in the moly concentrate under the vessel. EE fell forward putting hand out to break the fall. EE's feet came out of the boots & EE landed in the ferric chloride solution. It splashed EE's face, hands knees. EE crawled 20 ft to safety shower.

2 de julio de 2022 AZ · Metal/No metálico Operario de servicios generales, Técnico de turno, Operador de camión de servicio/volteo RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída a la pasarela o superficie de trabajo

On 7/2, ee was installing a pump at Butler substation. EE stepped over the pipe and did not see the valve. EE tripped and fell, landing on left wrist and knee. On 7/21, EE's MRI was positive for a fractured wrist. EE was issued a brace.

1 de junio de 2022 AZ · Metal/No metálico Operario de servicios generales, Técnico de turno, Operador de camión de servicio/volteo RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was dismounting a water truck to fuel the truck. EE did not realize EE was not in the parking ditch all the way. The front of the truck was higher than usual. As EE stepped down as normal, EE's knee popped and hyperextended. EE was taken to the clinic and on 06/02/2022 when EE returned to the clinic EE was taken off work.

1 de mayo de 2022 AZ · Metal/No metálico Ayudante de mecánico RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída a la pasarela o superficie de trabajo

EE was loading truck to start work day on fuel island. As EE was getting out of the cab of vehicle, EE stepped on rocks & a broken piece of concrete. EE twisted ankle & fell to ground hitting head. EE was taken to medical facility & sustained a fractured ankle.

1 de octubre de 2021 AZ · Metal/No metálico Almacenista, Ensacador, Paletizador/Apilador, Encargado de almacén, Empacador, Fabricante, Operador de planta de lavado RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE BOOT CAUGHT IN LAST STEP OF GRATING CAUSING EE TO ROLL ANKLE. EE WAS ISSUED RESTRICTIONS.

10 de septiembre de 2021 AZ · Metal/No metálico Obrero, Herrero, Cuadrilla, Mensajero de repuestos, Peón, Recolector, Operario de mina RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída a la pasarela o superficie de trabajo

EE was conducting a WPE of the XS leach pad when EE stepped out of the truck and onto a rock. This caused the EE to roll their ankle & fall to the ground. After getting back in the truck EE stated that EE was in pain. EE was taken to clinic & diagnosed w/fracture to fibula. EE was taken off work.

25 de junio de 2021 AZ · Metal/No metálico Electricista, Liniero RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída a la pasarela o superficie de trabajo

EE was walking behind the secondary crusher and had reached down to remove wheel chocks. EE fell down injuring lower lumbar, right hip and left shoulder. Medical assistance was called and the EE was transported to a hospital for treatment.

20 de febrero de 2021 AZ · Metal/No metálico Director de seguridad RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída a la pasarela o superficie de trabajo

EE was walking down a dirt ramp when their right foot lost traction causing the EE to slip. EE attempted to break their fall by putting their right hand out to the side. EE made contact with the ground and sprained wrist. EE was issued restrictions.

13 de febrero de 2021 AZ · Metal/No metálico Almacenista, Ensacador, Paletizador/Apilador, Encargado de almacén, Empacador, Fabricante, Operador de planta de lavado RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was assisting in cleaning area in the center sump. EE began talking with another employee. A metal covering plate became dislodged and the EE fell into the hole as EE stepped on it. EE's foot fell in hole and twisted EE's ankle.

3 de febrero de 2021 AZ · Metal/No metálico Obrero, Herrero, Cuadrilla, Mensajero de repuestos, Peón, Recolector, Operario de mina RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída sobre o contra objetos

EE was removing a ladder from an empty cell on top of the cell line. When they turned around to move the EE slipped on one of the bars on the adjacent cell. Their leg came into contact with the concrete cell wall. EE scraped their leg. On 2/11/2021 EE was issued restrictions for leg contusion.

3 de diciembre de 2020 AZ · Metal/No metálico Obrero, Herrero, Cuadrilla, Mensajero de repuestos, Peón, Recolector, Operario de mina RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

On 12/3/2020 an employee approached a pickup truck and was trying to watch EE's footing as EE was getting in the truck. EE's foot slipped and EE twisted EE's knee. On 12/04/2020 ee was seen for knee pain and was issued restrictions for knee strain.

20 de noviembre de 2020 AZ · Metal/No metálico Operador de bulldozer, Operador universal, Operador de equipo pesado, Ingeniero operador RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída a la pasarela o superficie de trabajo

EE was walking to the change room before shift. EE walked around the jersey barriers to avoid having to walk thru a group of Crusher personnel gathered on the walkway. EE stepped on parking lot pavement and stepped in a pothole. EE fell striking nose, mouth and knee. EE issued sutures for mouth laceration.

12 de noviembre de 2020 AZ · Metal/No metálico Almacenista, Ensacador, Paletizador/Apilador, Encargado de almacén, Empacador, Fabricante, Operador de planta de lavado RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was attempting to close a bad valve on the cyclone skid that was releasing slurry. The EE slipped on the material the valve had been releasing, causing the EE to reach out and try to catch self on the cyclone skid frame. The EE felt sharp pain in the arm. EE was issued restrictions.

1 de octubre de 2020 AZ · 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
Freeport-McMoRan Sierrita Ops. · Caída a la pasarela o superficie de trabajo

An ee was taking tools from the locker. The ee stepped backwards and ee's foot made contact with the dolly. The ee lost balance, began to fall and twisted ankle in the process. The ee was taken to the clinic and sustained a fracture to the leg.

26 de julio de 2020 AZ · Metal/No metálico Almacenista, Ensacador, Paletizador/Apilador, Encargado de almacén, Empacador, Fabricante, Operador de planta de lavado RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was walking from 6 Mill Cyclone Deck to 7 Mill for EE's rounds when EE stepped with EE's left foot & felt sudden pain as EE's foot bent inwards. The grating was bad which made EE step wrong. EE was taken off work.

6 de julio de 2020 AZ · Metal/No metálico Conductor de camión de acarreo/fuera de carretera/carbón/mineral/mina/cantera/roca/llanta neumática, Conductor de camión de transporte RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída a la pasarela o superficie de trabajo

EE was fueling a truck when they called a supervisor stating, wasn't feeling well and was dizzy. EE fell backwards and hit head on ground. EE had contusion on head.

17 de marzo de 2020 AZ · Metal/No metálico Conductor de camión de acarreo/fuera de carretera/carbón/mineral/mina/cantera/roca/llanta neumática, Conductor de camión de transporte RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was at the West Tiedown for a bathroom break. EE was descending the ladder. As EE's left leg touched the ground EE turned felt a pop in EE's left knee. EE notified supervisor & taken to the clinic for evaluation. EE sustained a meniscus injury. Was given restrictions.

15 de enero de 2020 AZ · Metal/No metálico Almacenista, Ensacador, Paletizador/Apilador, Encargado de almacén, Empacador, Fabricante, Operador de planta de lavado RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída por escaleras

EE was using stand stop by tank 227. EE was using a shovel to remove a small piece of pipe inside of tank. EE took step back from the stand and tripped with another step behind EE. EE lost balance and fell backwards onto right side. Left boot made leg go other way.

16 de julio 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 RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was coming off of night shift. EE was traveling in a van and stepped out of the man van to allow the oncoming employee to get out. When EE stepped out EE twisted & felt discomfort in back. When EE reached Room 100 EE felt pain. Was taken to clinic & issued restrictions.

8 de julio de 2019 AZ · Metal/No metálico Encargado/operador de trituradora, Operador/trabajador de alimentador de bandeja RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was shoveling by the #3 Tertiary. EE sat to take a break then stood and began to walk. EE heard a pop in EE's ankle and began to experience pain. Was given restrictions.

12 de junio 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 RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was in the T rack storage area looking for bolts. EE was walking and stepped on some uneven floor and began to feel some sharp pain in the foot. EE was sent for xrays and it revealed that they sustained a fracture to the 5th metatarsal. Placed on restrictions.

21 de mayo 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 RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

Employee sustained minor left knee strain when knee twisted while stepping off of D8 Dozer. 06-10-19 - Due to minor experience of pain in left knee, employee was taken in for further evaluation and treatment; thus assigned physical therapy.

10 de abril 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 RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was walking up the 8B belt line conducting a scraper inspection. The ee slipped where the catwalk transitions from a walkway to a stairway. EE twisted knee. On 4/11/19 ee stated knee was swollen and could not walk. Possible tear.

20 de febrero de 2019 AZ · Metal/No metálico Almacenista, Ensacador, Paletizador/Apilador, Encargado de almacén, Empacador, Fabricante, Operador de planta de lavado RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída desde una máquina

On February 20th, EE was climbing down a ladder on a loader. EE missed the last rung and fell down on their side. EE has been complaining of increasing pain since the initial incident. On April 17th EE was issued Physical Therapy. Safety was not notified.

18 de febrero 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 RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída desde una máquina

EE was putting lock on gate of haul truck. EE turned to walk down the stairs and lost balance. EE began to feel like ee was going to tumble down the stairs so ee launched out clearing the steps. EE landed on right side of the knee. EE sustained a distal fracture of the right femur.

7 de enero 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 RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Caída sobre o contra objetos

EE was walking down an access ramp in the pit to see the best way to pull pipe down the ramp. EE stepped on uneven ground and lost footing. EE began to fall and knees and struck a sharp rock. The contact caused a laceration to right knee. EE also sustained a contusion to left shin. EE was taken to the clinic and ee received stitches for laceration.

5 de noviembre de 2018 AZ · Metal/No metálico Almacenista, Ensacador, Paletizador/Apilador, Encargado de almacén, Empacador, Fabricante, Operador de planta de lavado RESBALÓN O CAÍDA DE PERSONA
Freeport-McMoRan Sierrita Ops. · Sobreesfuerzo, no clasificado en otra parte

EE was climbing off of a water truck ladder. As EE took last step down to the ground EE felt uneven ground and immediately grabbed for the ladder. EE felt a pop in lower back and stabbing pain. EE was taken to clinic and diagnosed with a strained back.

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