MNM Fatal 2005-24MNM Fatal 2005-24

Powered HaulagePowered Haulage September 13, 2005 (Pennsylvania)September 13, 2005 (Pennsylvania) Crushed Stone OperationCrushed Stone Operation Truck DriverTruck Driver 64 years old64 years old 25 years mining experience25 years mining experience

OverviewOverview

The victim was fatally injured when the The victim was fatally injured when the 50-ton haul truck he was operating 50-ton haul truck he was operating overturned. He was preparing to dump overturned. He was preparing to dump a load of rock over the edge of the 21-a load of rock over the edge of the 21-foot high truck dump site when a foot high truck dump site when a portion of the dump site failed. The portion of the dump site failed. The collapse caused the truck to overturn collapse caused the truck to overturn and land on its roof.and land on its roof.

Causal FactorsCausal Factors

Policies, standards, and controls were inadequate Policies, standards, and controls were inadequate and failed to ensure that berms or similar impeding and failed to ensure that berms or similar impeding devices were maintained at the dump site.devices were maintained at the dump site.

Procedures were not in place to ensure that the Procedures were not in place to ensure that the dump site was inspected for hazards before a haul dump site was inspected for hazards before a haul truck dumped the first load. Material had been truck dumped the first load. Material had been loaded from the stockpile directly below the dump loaded from the stockpile directly below the dump locations which steepened the slope angle and locations which steepened the slope angle and reduced the stability.reduced the stability.

Procedures were not in place to ensure that the Procedures were not in place to ensure that the provided seat belts were worn when persons provided seat belts were worn when persons operated mobile equipment. operated mobile equipment.

Best PracticesBest Practices

Stop, Look, Analyze, and Manage ( SLAM ) each task to Stop, Look, Analyze, and Manage ( SLAM ) each task to identify all possible hazards. Initiate action so the task identify all possible hazards. Initiate action so the task can be safely performed. can be safely performed.

Always inspect dumping locations prior to dumping the Always inspect dumping locations prior to dumping the first load. Where material has been loaded out of the first load. Where material has been loaded out of the stockpile or where ground conditions may fail to support stockpile or where ground conditions may fail to support the weight of the mobile equipment, loads should be the weight of the mobile equipment, loads should be dumped a safe distance back from the edge. dumped a safe distance back from the edge.

Maintain berms or similar impeding devices at dumping Maintain berms or similar impeding devices at dumping locations where there is a hazard of overtravel. locations where there is a hazard of overtravel.

Fasten your seat belt every time you operate a truck or Fasten your seat belt every time you operate a truck or self-propelled mobile equipment. self-propelled mobile equipment.