Knappco, LLC

An employee was changing mud cups in the hopper cylinders of a concrete pump truck. The cylinders moved and three of the employees fingers were amputated.

An employee was standing on the rig floor next to a polishing unit. His hand was placed on the polishing unit when the pump was lowered, resulting in amputation of their right thumb, ring, and middle fingertips.

An employee was using air to blow out the air wash to the blender and grinder station. As the employee reached to verify that the air wash was clean, the unit pinched and amputated their fingertip.

An employee was retrieving a lost drill pipe with a lifting bail when their left thumb got pinched between the table and handle of the lifting bail while trying to re-thread the pipe to lift it out. The employee suffered an amputation to the left thumb.

An employee was removing a core chuck from a stationary roll when their right ring finger was pinched between the chuck and the roll. The employee's fingertip was amputated.

An employee was standing on a 10-inch high working platform (36.75"x24"x10") verifying that tanks were being picked up properly by an overhead conveyor. The employee turned and was stepping off the platform when their left work boot caught the edge of the platform. The employee fell to the concrete floor and landed on their right side. The employee's right hip was fractured.

An employee was working on a vessel, attaching the base plate ring to the legs, when the base plate shifted about 3 inches. The employee's right foot became pinned between the base plate and the floor. Three toes were crushed. The employee was hospitalized and required surgery, resulting in partial amputation of their toe tips.

Two employees were constructing a 30-foot-tall aboveground storage tank, fitting a double roof on the tank. Half of the roof had been stitch-welded to the tank, and the employees were fitting/tacking down the second half of the roof, when the roof shifted and fell in. One employee fell and sustained fractures to their right foot and shin. The second employee suffered a broken back. Both employees required hospitalization.

An employee was removing stretch wrap from between shipping pallets when she tripped/stumbled and fell, resulting in a fractured hip.

Two employees engaged in a verbal altercation. The injured employee was punched in the face and fell, hitting their head on the concrete floor. The employee sustained a brain bleed and blunt force trauma to the face.

An employee was working to deliver mail to an apartment building. She was waiting for a customer to move, to obtain clearance to the mailboxes. The door swung inward and closed on her right little finger. The top half of her finger was surgically amputated.

An employee fell from a step ladder while reaching for a tie-off point. He impacted the ground, and landed on his bolt bag which contained tools. The employee was hospitalized with fractured ribs, and a lacerated spleen and kidney.

On October 30, 2025, an employee was working to adjust a stackable metal shipping container. As the container dropped into place, it caught the employee's hands in an area between the upper and lower cross-members. The employee suffered a laceration to the left ring finger that required stitches, bruising to the right ring finger, and fractures to the right middle finger that necessitated medical amputation of the fingertip.

An employee was moving a scissor lift through a doorway. The employee was pinned between the scissor lift and the doorframe, sustained a back injury, and was hospitalized.

An employee was setting up communication equipment for a meeting. They were walking and tripped over a speaker on the ground. The employee sustained a leg injury.