Exposure to environmental heat · Heat exhaustion, prostration
At a glance
Federal OSHA recorded a severe workplace injury
at U.S. Department of Army, 810 Schreider Street, FREDERICK, MARYLAND 21702
on — Heat exhaustion, prostration, affecting the bODY SYSTEMS.
Final narrative
An employee was participating in the running portion of a physical examination when they collapsed due to heat exhaustion.
On the morning of July 24, 2025, an employee was conducting synthesis of a highly toxic experimental chemical (nerve agent) in a chemical fume hood. The operation was completed at approximately 11:30 AM. The employee was exposed to the chemical and began experiencing symptoms of illness/poisoning around 1:30 PM and was hospitalized.
On March 10, 2025, an employee was using a chainsaw to cut down a tree at a golf course. When he cut a branch on the tree, it fell to the ground, landing straight up and leaning on the main trunk of the tree. A part of the branch, at the top, broke off and fell about 15 feet. It struck the employee in the head and knocked him into some brush. He suffered a head laceration, as well as some concussion-like symptoms, and was hospitalized.
An employee mis-stepped while getting off a tour bus. The impact onto the ground surface caused a compound fracture to their leg requiring hospitalization.
An employee was performing finishing work on a residential driveway when they began to experience body cramps and were hospitalized for heat stress and dehydration.
An agent was participating in SWAT team selection and was performing various physical fitness skills including running and exercise intervals. The agent experienced dehydration and a muscular injury that required hospitalization.
On September 26, 2023, an employee was delivering packages when he began to feel ill with a pain in his side. He was hospitalized for heat exhaustion and dehydration.
More severe injuries in this industry (NAICS 928110)
An employee was activating the sprinkler system at a sports complex following recent maintenance to repair leaky pumps. When the system was activated, a section of newly installed 3-inch schedule 80 PVC pipe struck the employee, who lost consciousness. The employee suffered a broken jaw and a concussion.
An employee was ascending a flight of stairs after exiting their vehicle in an adjacent employee parking lot. The employee stepped to the right to avoid another employee on the left who was descending the stairs. The employee lost their balance and fell on the stairs. They were hospitalized with a laceration/abrasion to their chin, a fractured left humerus, and bruising to their left knee.
At about 3:10 p.m. on October 3, 2025, an employee was inspecting a car. Two dogs that had been in another car were leashed and tethered to a bollard. As the employee inspected the first car along with a narcotics detection dog, one of the other dogs came loose and attacked the narcotics dog. The employee was separating the dogs when the other dog bit his left ring finger. The last joint of the finger was injured and part of it was bitten off.
An employee was climbing a fixed ladder to perform maintenance in an attic. While unlocking the attic entry, the employee fell from the ladder more than 10 feet to the concrete below. The employee suffered a fractured hip, pelvis, tail bone, arm, and elbow, resulting in hospitalization and surgery.
An employee was ascending a flight of stairs after exiting their vehicle in an adjacent employee parking lot. The employee stepped to the right to avoid another employee on the left who was descending the stairs. The employee lost their balance and fell on the stairs. They were hospitalized with a laceration/abrasion to their chin, a fractured left humerus, and bruising to their left knee.
A mail handler was moving BMCs on the loading dock when they fell from the loading dock to the concrete ground below. The employee was hospitalized with head trauma.
An employee was on an A-frame ladder while preforming demolition of a ceiling. A section of HVAC ductwork fell on the employee and knocked them to the ground approximately 12 feet below. The employee was hospitalized with a concussion and lacerations.
On the morning of July 24, 2025, an employee was conducting synthesis of a highly toxic experimental chemical (nerve agent) in a chemical fume hood. The operation was completed at approximately 11:30 AM. The employee was exposed to the chemical and began experiencing symptoms of illness/poisoning around 1:30 PM and was hospitalized.