A space is confined if it has a limited or restricted entry or exit point. "Confined spaces include, but are not limited to, tanks, vessels, silos, storage bins, hoppers, vaults, pits, manholes ...

Soldiers assigned to the 1st Battalion, 506th Infantry Regiment ‘Red Currahee,’ 1st Infantry Brigade Combat Team, 101st Airborne Division, supporting the 3rd Infantry Division, conduct live-fire ...