rabbit hole

…Small holes (called mouseholes) should be made through interior walls to permit movement between rooms. Once the defender has withdrawn to another level, such holes should be clearly marked for both day and night identification. All…

…The APFSDS round can penetrate deeply into a structure but does not create as large a hole or displace as much spall behind the target. In contrast to lighter HEAT rounds, tank HEAT rounds are large…

…This may be a maintenance hole. With the maintenance hole cover removed, the squad waits 15 minutes before entry to allow any gases that may be present to dissipate. The point person then descends into the…

…Reinforced concrete walls, which are 12 to 20 inches thick, present problems for the 25-mm gun when trying to create breach holes. It is relatively easy to penetrate, fracture, and clear away the concrete, but…

…Table B-12 lists the number of HEI-T rounds needed to create different-sized holes. Target Loophole Breach Hole 3-inch brick wall at 0-degree obliquity 10 rounds 20 rounds 3-inch brick wall…

…Excessive ammunition is required to destroy the net because most rounds only pass through a previously eroded hole. One or two minutes of work with an entrenching tool, crowbar, or ax can remove this web and…

…Hole Punch and Bind Using a standard planner hole punch, punch each laminated page in the order so desired. If some pages are not needed, feel free to leave out of the binding process. Likewise, for…

…This prevents injury to the shooter from falling debris or explosions above his/her position. (4) The position should be camouflaged by knocking other holes in the wall. This makes it difficult for the enemy to…

Target Loophole Breach Hole 3-inch brick wall at 0-degree obliquity 22 rounds 75 rounds 3-inch brick wall at 45-degree obliquity 22 rounds 351 rounds 5-inch brick wall at 0-degree obliquity…

…The SMAW produces a hole in brick walls that is often large enough to be a breach hole. (3) Wooden structural walls offer little resistance to light recoilless weapons. Even heavy timbered walls are penetrated and…