jaw crusher accidents

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August 26, 2020 Fatality - Final Report Mine Safety and ...

Aug 26, 2020  Location of Accident The mine is 4.5 miles from Kalama, Washington. The staging area where the miners were preparing the jaw crusher for transport is approximately 1 mile off China Garden Road and 0.1 mile from the mine pit. Weather On the day of the accident, it was sunny and 75 degrees Fahrenheit, with a nine mile per hour wind.

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The Nature of Rock Crushing Machine Accidents ...

Apr 27, 2018  Common Injuries with the Jaw Crusher. Depending on the circumstances, accidents involving jaw crushers can be as minor as tripping and falling on slippage or as catastrophic as getting struck by material ejected from a stalled crusher. Given here is a list of the most common types of accidents involving crushers. Slips, Trips, and Falls

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Common Jaw Crusher Injuries, and How to Avoid Them

Accidents around the use of a jaw crusher can be as simple as a sprained ankle or as monumental as a life-threatening incident. Here are a few common causes of injuries: ... The jaw crusher, like all stone processing machinery, can be a dangerous piece of equipment if used without care.

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Insane Accident - YouTube

A piece of steel has jammed in this crusher and was under incredible pressure. The lancing of the steel (probably an old excavator bucket tooth or similar) w...

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Final Report - Fatality #25 - November 10, 2014 Mine ...

Nov 10, 2014  Jaw Crusher The Model MS-3042 jaw crusher involved in the accident was manufactured in November 1995 by Minyu Machinery Corp., LTD, located in Taiwan, Republic of China. The jaw crusher was the primary component of a portable rock crushing unit that included a

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MSHA - Metal and Nonmetal Mine Fatal Accident ...

The accident occurred at the primary jaw crusher, located in the plant area. Jaw Crusher The jaw crusher was a model 3042 manufactured by Cedar Rapids. The jaw width was 42 inches. The crusher was powered by a 325 horsepower Caterpillar diesel engine through a clutch and drive line. The unit was shutdown by disengaging the engine drive clutch ...

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Two killed in crusher accident Video caught in CCTV ...

May 30, 2017  Btv - Two killed in crusher accident Video caught in CCTV footageSubscribe / Follows on our offical Channels:https://facebook/btvnewslive/https:/...

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Final Report - Fatality #16 - December 15, 2011 Mine ...

Dec 15, 2011  A fatal accident occurred at this operation on December 15, 2011. A crusher operator was positioned on a jaw crusher's protective railing system on the elevated viewing platform. He left this area, attempting to clear material lodged in the crusher, and fell into the operating jaw crusher.

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Final Report - Fatality #25 - November 10, 2014 Mine ...

Nov 10, 2014  Jaw Crusher The Model MS-3042 jaw crusher involved in the accident was manufactured in November 1995 by Minyu Machinery Corp., LTD, located in Taiwan, Republic of China. The jaw crusher was the primary component of a portable rock crushing unit that included a

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DEPARTMENT OF LABOR MINE SAFETY AND HEALTH

Aug 26, 2020  A Terex-Finlay J-1175 track-mounted jaw crusher and a Caterpillar 330B excavator were involved in the accident. The Terex-Finlay J-1175 jaw crusher has three hopper extensions (left side, right side, and rear) that miners place in raised positions during normal mining operations to

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Accident Report Detail Occupational Safety and Health ...

Jan 04, 1993  At 7:20 p.m. on January 4, 1993, Employee # 1 was seriously injured when he fell approximately 35 feet onto a nonoperating mine jaw crusher. He was an employee of a mine specialty contractor engaged to construct a 5 foot high wall along the top of a 50 foot high wall adjacent to a mine crushing and screening plant.

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Final Report - Fatality #16 - December 15, 2011 Mine ...

Dec 15, 2011  A fatal accident occurred at this operation on December 15, 2011. A crusher operator was positioned on a jaw crusher's protective railing system on the elevated viewing platform. He left this area, attempting to clear material lodged in the crusher, and fell into the operating jaw crusher.

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MSHA - Metal and Nonmetal Mine Fatal Accident ...

The accident occurred at the primary crusher located in the plant area. The Nordberg Jaw Crusher The crusher was a Nordberg Model C140 jaw crusher. The feed opening of the crusher was approximately 55 inches wide and 42 inches deep. The minimum discharge setting was 5

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MSHA - Metal/Nonmetal Mine Fatal Accident Investigation ...

The accident occurred at the Nordberg jaw crusher that was being prepared for use as the primary crusher. The weather was sunny with a temperature of about 70 degrees Fahrenheit. Jaw Crusher The Nordberg VB Model 0806 jaw crusher was purchased new for this property in 1990. The crusher was powered by a 460-volt, 100 horsepower, electric motor ...

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MSHA - Metal and Nonmetal Mine Fatal Accident ...

The crusher where the accident occurred was a Kue-Ken jaw crusher, size 105, manufactured by Straub Mfg. Co., Inc. It was driven by a 440-volt, 75-horsepower motor. The operating speed was 368 revolutions per minute and the crusher was rated for crushing material up to 14 inches by 42 inches in an oscillatory motion.

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MSHA - Metal and Nonmetal Mine Safety and Health Fatal ...

The equipment involved in the accident was a 20- by 36-inch Eagle Jaw primary crusher fed by an apron-type feeder. The crusher was driven by an Allis-Chalmers diesel engine with a torque converter and manual clutch. The feeder, crusher, and a discharge conveyor were mounted as a

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Terex Pegson XA400S jaw crusher in quarry - YouTube

Oct 19, 2014  cosi som aj pomlel

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Clearing Blocked Crushers - Health and Safety Authority

Crusher Types Jaw Crushers. Jaw crushers operate by squeezing rock between two surfaces, one of which opens and closes like a jaw. Rock enters the jaw crusher from the top. Pieces of rock, that are larger than the opening at the bottom of the jaw, lodge between the two metal plates of the jaw.

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Relining Fatality - A case study Australasian Mine ...

Jun 14, 2019  The relining jaw crusher accident occurred at the primary crusher located in the plant area. THE NORDBERG JAW CRUSHER. The crusher was a Nordberg Model C140 jaw crusher. The feed opening of the crusher was approximately 55 inches wide and 42 inches deep. The minimum discharge setting was 5 inches and the maximum was 12 inches.

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Jaw Crusher - an overview ScienceDirect Topics

Jaw-crusher Construction. Jaw crushers are heavy-duty machines and hence must be robustly constructed. The main frame is often made from cast iron or steel, connected with tie-bolts. It is commonly made in sections so that it can be transported underground for installation. Modern jaw crushers may have a main frame of welded mild steel plate.

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FATAL INJURY ACCIDENT: November 2014 Division of Mineral ...

On November 10, 2014, a miner was seriously injured while using a torch to cut a drill bit that had become wedged in the discharge opening of a jaw crusher. The miner had entered the crusher and started to cut the bit when the bit was ejected due to the pressure exerted on the bit by the crusher

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Mines Safety Significant Incident Report No. 13 Tramp ...

crusher, a fatality would have been the result. The fact that the tramp metal landed back in the crusher throat raised the potential for an immediate recurrence of the incident. REMEDIAL ACTION In this particular instance, a substantial steel grid cover for the jaw crusher has been

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DEPARTMENT OF LABOR MINE SAFETY AND HEALTH

Aug 26, 2020  A Terex-Finlay J-1175 track-mounted jaw crusher and a Caterpillar 330B excavator were involved in the accident. The Terex-Finlay J-1175 jaw crusher has three hopper extensions (left side, right side, and rear) that miners place in raised positions during normal mining operations to

More

Accident Report Detail Occupational Safety and Health ...

Jan 04, 1993  At 7:20 p.m. on January 4, 1993, Employee # 1 was seriously injured when he fell approximately 35 feet onto a nonoperating mine jaw crusher. He was an employee of a mine specialty contractor engaged to construct a 5 foot high wall along the top of a 50 foot high wall adjacent to a mine crushing and screening plant.

More

MSHA - Metal and Nonmetal Mine Fatal Accident ...

The accident occurred at the primary crusher located in the plant area. The Nordberg Jaw Crusher The crusher was a Nordberg Model C140 jaw crusher. The feed opening of the crusher was approximately 55 inches wide and 42 inches deep. The minimum discharge setting was 5

More

FATAL INJURY ACCIDENT: November 2014 Division of Mineral ...

On November 10, 2014, a miner was seriously injured while using a torch to cut a drill bit that had become wedged in the discharge opening of a jaw crusher. The miner had entered the crusher and started to cut the bit when the bit was ejected due to the pressure exerted on the bit by the crusher

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(PDF) Safety Consideration in the Development of Improved ...

4. 6 Source of Accidents on the jaw stone crusher machine. Analysis of the data showed that accident often occur due to . negligent of operator of not observing the laid down safety .

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Safe and sound: Crusher safety : Pit Quarry

Jul 14, 2015  These have surely eliminated some accidents and enhanced worker safety. Still, a crusher accident can happen in a moment’s notice. When a worker makes a poor decision. When someone is in a rush. When someone is simply inexperienced. Aggregate producers can’t control all of the factors that lead to accidents related to crusher blockages.

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Safety Consideration in the Development of Improved

possible accidents associated with Jaw stone crusher, possible injuries and the remedies to these problems. Also, maintenance practices employed were investigated. The questionnaire section A contains demographic information of respondent, section B has operational information, section C consists of health and accidents related issues, section ...

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(PDF) Experimental and Numerical Studies of Jaw Crusher ...

Based on the analysis results obtained the life of the jaw crusher is for 67000 cycles or 8 months 28. ... with consideration of accidents that have not yet been studied and are not covered by the ...

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Mines Safety Significant Incident Report No. 13 Tramp ...

crusher, a fatality would have been the result. The fact that the tramp metal landed back in the crusher throat raised the potential for an immediate recurrence of the incident. REMEDIAL ACTION In this particular instance, a substantial steel grid cover for the jaw crusher has been

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Enhancing safety around crushers : Pit Quarry

Feb 16, 2018  An up-close shot of a jaw crusher shows a safety railing and an emergency stop button. Photos courtesy of McLanahan Corp. Safety requires a proactive attitude to prevent workplace accidents. Each company or site should have clear safety guidelines outlining best practices for the entire site, as well as when working with crushers. ...

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Relining Fatality - A case study Australasian Mine ...

Jun 14, 2019  The relining jaw crusher accident occurred at the primary crusher located in the plant area. THE NORDBERG JAW CRUSHER. The crusher was a Nordberg Model C140 jaw crusher. The feed opening of the crusher was approximately 55 inches wide and 42 inches deep. The minimum discharge setting was 5 inches and the maximum was 12 inches.

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Crushing and Screening - Safety is our #1 Priority

Because the grizzly removes larger unwanted material from reaching the jaw, the probability of plugging a jaw is reduced. For workers, unplugging a jaw is very dangerous. The grizzly removes the hazards before they become a problem for the jaw crusher , and by doing so, it

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HSE - Quarries - Safe operation and use of mobile jaw crushers

Wherever possible any inspection of the crushing cavity of a jaw crusher should be carried out from below the crusher, not from above. Remember: - Fatal accidents (due to material being ejected) have occurred to people who have examined the crushing cavity of a stalled crusher from above. Guarding . Inadequate guarding is a major cause of injury.

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PQ University Lesson 7- Crushing Secondary Breaking ...

Sep 02, 2019  Jaw crushers are also compression crushers that allow stone into an opening at the top of the crusher, between two jaws. One jaw is stationary while the other is moveable. The gap between the jaws becomes narrower farther down into the crusher. ... This is a key development as many accidents and injuries have occurred during shim adjustment, a ...

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