National Park Service

An employee was preparing to conduct maintenance on a riding lawn mower and lifted the mower deck upward to its vertical position with assistance from another employee. A third employee pulled a locking pin, causing the front wheel mount to move forward into the cab. The cab entrance hand hold crushed the little fingers on the injured employee's hands. The employee was hospitalized and required surgical amputation of the right little finger to the second joint, as well as debriding and stitches to the left little finger.

An employee was riding on a stand-up blower to clean leaves and other objects from sidewalks and roads. The blower hit a hole and then struck a tree. The employee's right little finger was crushed.

An employee was walking near the elevator building when she slipped on ice and fell, hitting the back of her head on the pavement. The employee sustained a skull fracture, cerebral bleed, and temporarily lost consciousness.

An employee was leaving a building when she tripped and fell down a set of four or five stairs, striking her head on the concrete sidewalk below. She suffered a concussion and was hospitalized.

An employee was cutting a block of wood with a table saw when the block slipped and the table saw lacerated four fingers on their right hand, resulting in hospitalization.

An employee was walking along a trench inspecting the trench box in the excavation when he tripped and fell toward the trench. As the employee was falling head-first into the trench, he attempted to get a hold of the fall protection cable. The cable then looped around his left hand and the employee fell approximately 8 feet into the trench before the fall protection engaged. The employee suffered amputations of his left index, middle, ring, and little fingers.

Employees were erecting structural steel. The injured employee was sitting on a 12" wide horizontal member and lining up an I-beam brace as it was suspended by an overhead crane. He leaned left to push the end of the brace. The end of the suspended brace swung away from him, causing him to lose balance and fall 8 feet. His personal fall arrest system arrested his fall, but he swung into a piece of duct work during the fall that resulted in a concussion.

On September 12, 2022, an employee was on a metal roof, installing a standing seam and insulation. He lost his balance and fell toward the third floor slab, which was 10 feet from the roof. His fall protection caught him and left him suspended about 2 to 4 feet from the slab. He suffered a brain bleed and a spinal fracture in his lower back. He was hospitalized.

An employee was working from a bucket lift, removing a tree in sections. He lost his balance while pushing on a section and fell. His fall protection caught him and he swung into a tree, suffering an injury that caused head, neck, and leg pain, as well as loss of consciousness while he was at the hospital.

An employee fell from a steel beam. His fall protection caught him, but the momentum swung him into a concrete block wall. His head struck the wall and he was knocked unconscious, suffering a skull fracture and a brain bleed.

An employee's hand was caught in a conveyor belt as they worked to clear a jam in a piece of equipment. The employee suffered a dislocation to the right elbow, as well as a broken ulna near the elbow, and was hospitalized.

An employee was changing AC filters while on a ladder. The employee stepped up to the second-to-last rung when they slipped and fell about 5 feet to the ground. The employee sustained fractures to their scapula and ribs, a collapsed lung, and a back injury.

An employee was performing restoration activities outside a 45-gallon condensation tank of a boiler system. As they were performing post-maintenance activities after repairing one of the two discharge pumps, one of the discharge valves would not open. The employee closed the intake pump to cool off the system and open the discharge valve. Two employees opened the inlet valve to return the tank to service. After they cracked open the inlet valve, a side wall of the tank blew out, causing the injured employee to suffer steam burns to half their body.

On August 19, 2025, an employee became ill and dehydrated after working outdoors for eight hours, participating in training activities. He was hospitalized.

An employee was ascending a fixed ladder and struck his head on an overhead object that was approximately 20 feet above ground level. The employee sustained neck injuries and tingling in his fingers. The employee was hospitalized.

An employee was installing PEX (cross-linked polyethylene) piping material for a propane line connection. He was cutting off excess PEX piping material with a PEX cutter. He noticed an unassociated piece of material was in the way of the PEX cutter. He reached up to move the infringing material, and his arm came down on the blade of the PEX cutter resulting in a severe laceration to his arm.

An employee was offroad, looking for a lost hiker. The employee fell off a canyon rim edge and landed on rimrock 5 or 6 feet below, suffering a separated shoulder and a head injury that required stitches. The employee was hospitalized.

An employee had been assisting fire crews with an active wildfire. The employee suffered a heart attack and was hospitalized for surgery.

An employee was fueling a vehicle when they tripped over the fuel hose and fell to the ground. They were hospitalized with a broken nose and three broken ribs.

A park ranger was attempting to apprehend an individual when the individual fired a rifle at him; the employee was struck in the right foot while returning fire. Two of the employee's toes were amputated.