TC 3-21.75 governs the warrior ethos and soldier combat skills, including combat care, movement, communications, and weapons.
View TC 3-21.75 on armypubs.army.mil
TC 3-21.75 includes guidance on readiness, environmental conditions, cover and camouflage, urban operations, marksmanship, communications, survival, and CBRN weapons. Its procedures address casualty care, movement, misfires, tourniquets, and field operations.
Open areas, such as streets, alleys, and parks, should be avoided. (paragraph 8-1)
You should move parallel to the side of the building, maintaining at least 12 inches of separation between yourself and the wall to avoid rabbit rounds (ricochets and rubbing or bumping the wall). (paragraph 8-2)
When using the correct technique for passing a first-floor window, you must stay below the window level and near the side of the building (Figure 8-1). (paragraph 8-3)
A misfire is the failure of a chambered round to fire. (paragraph 10-57)
A stoppage is a failure of an automatic or semiautomatic firearm to complete the cycle of operation. (paragraph 10-58)