Other fall to lower level 6 to 30 feet · Multiple severe wounds and internal injuries
At a glance
Federal OSHA recorded a severe workplace injury
at Knife River Corporation, 4800 Wilkie Street, MISSOULA, MONTANA 59808
on — Multiple severe wounds and internal injuries, affecting the Trunk and other lower extremities.
Final narrative
An employee was on the spray-down rack in the truck yard unraveling a hose to spray the truck. The employee was walking backward to descend the stairs, walked off the stairs, and fell approximately 7 feet to the ground below. The employee sustained seven broken ribs, a collapsed lung and a broken hip.
Hospitalized Trunk and other lower extremities Stairs, steps
An employee was loading a motor onto a trailer when he struck his left elbow against the radiator. His elbow was lacerated and became infected, resulting in hospitalization.
An employee was using a gas trimmer to cut brush when he was stung by a wasp on the left arm. The employee swatted with his right hand across his body and made contact with the blades of the trimmer, amputating the tip of his right ring finger.
On 5/08/2020, at 09:30 AM, an employee was delivering concrete to a construction site and installing the metal chutes on his ready mix truck when his right two middle fingers were pinched between chutes. As a result, he sustained a partial traumatic transphalangeal amputation of his right middle finger.
An employee was operating a battery-powered broom to clean demolition debris off the top of the outermost bridge girder. The girder was approximately 11 feet above the demolition scaffold below. The employee fell approximately 8 feet to wind bracing below. The employee was hospitalized with a pelvis/tailbone fracture. Fall protection was in place at the time.
An employee was standing on the surface of a steel beam about two feet wide. He slipped and fell backward, landing on the concrete ground about 20 feet below. The employee sustained a broken pelvis.
An employee was cleaning out an inlet pipe in a stormwater structure. The employee stepped back, fell into the pipe, and landed on concrete 13 feet below, at the bottom of the structure. He suffered a broken back.
An employee was working on a platform, raised 6 to 8 feet in the air, to get something off a rack. The employee fell from the platform to the ground and sustained a head injury and injury to multiple body parts.
An employee was preparing to unjam an auger shaft while standing on a forklift-elevated, job-made platform. The employee's wrench slipped off the equipment, causing them to lose their balance and fall. The employee landed on the ground 14 feet below and suffered fractures to the orbital bone, left elbow, and lower back.
More severe injuries in this industry (NAICS 327320)
An employee was walking through the garage and stepped on a mechanic's creeper. His feet went out from under him and he fell, sustaining a fractured right femur.
An employee was exiting a loader and coming down the ladder. His hand slipped off the railing and he fell backward onto sandy ground, landing on his side. The employee was hospitalized with a fractured pelvis and a rotator cuff tear.
A concrete mixer truck driver was walking up the stairs of the slump rack. They fell from the slump rack platform and landed on the ground in the wash-out area. The employee sustained fractures to their left scapula and lower back vertebrae.
An employee backed their concrete truck into place to begin unloading it into a concrete pump unit. He exited the vehicle, and went to the rear to unload. When he began unloading, the truck rolled backward and pinned him against the pump unit. The employee sustained fractures to their pelvis, both femurs, both tibias and fibulas, and their left ankle.
A mechanic was changing out an air spring on a concrete mixer truck cab. The air spring was receiving higher air pressure than it was designed to use, because of a faulty level check valve. This increased pressure caused the air spring to burst. Its top portion separated and struck the employee's left forearm, causing a laceration and fracture. The employee was hospitalized, requiring surgery.
An employee was fixing an issue with seed cleaning equipment when he slipped on the ladder he was on. He went to catch himself and his hand went into a moving belt and pulley on the cleaner. The employee sustained the amputation of his right middle and index fingertips just below the fingernails.
An employee was riding an all-terrain vehicle (ATV) to move a bison herd. He was riding up the side of a steep hill when the ATV struck a rock and rolled, ejecting the employee before rolling over him. The employee suffered broken vertebrae in his back that required hospitalization.
An employee was climbing in the spreader area to remove a pasta jam when his right little finger was cut by the rotary cut-off knife. The employee sustained a laceration and fracture, resulting in an amputation.
A smoke jumper parachuted out of a helicopter during a forest fire response, landed on steep rugged terrain, and suffered femur and rib fractures and a liver laceration. The employee was hospitalized.