rabbit hole

…Number of HEI-T Rounds Needed To Create Different-Sized Holes in Bunkers (b) The HEI-T round does not provide single-round perforation or incapacitating fragments when used against any external masonry structural wall. It…

…This information includes directions in which the sewer lines run and distances between maintenance hole covers. Along with basic compass and pace-count techniques, such information enables a unit to move through the city sewers with…

…One Marine is assigned to carry the tools needed to open maintenance hole covers. If the patrol is to move more than 200 to 300 meters, or if the platoon leader directs, the squad may carry…

…It can be used for light blasting and demolitions and for creating breach holes in interior walls. The concussion produced by the MK3A2 is much greater than that of the fragmentation grenade. It is very effective…

…Breaching holes for unit mobility should be about 24 inches (60 centimeters) in diameter. Loopholes should be about 8 inches (20 centimeters) in diameter (Figure B-6). Only the SMAW provides a one-shot wall breaching…

…The attack requires isolating the building and entering the building at the least-defended point or through a breached hole (Figure 2-19 on page 2-38). When possible, clear the building from top to bottom…

…It splinters plywood and plaster walls, making a hole large enough to fire a rifle through. It is better to have HEDP rounds pass into a room and explode on a far wall, even though much…

Type Thickness (Inches) Hole Diameter (Inches) Rounds Required Reinforced concrete 10 18 12 24 7 50 100 140 Triple brick wall 12 8 and 26 15 and 50 Concrete block with single brick veneer 12 10…

…Create holes between floors and rooms to allow for covered movement within a building. (j) Prepare range cards, fire plans, and sector sketches. MCWP 3-35 .3 3-18

…Secondary tasks may involve blasting holes in structures and fortified positions. As with other weapons systems, antiarmor weapons are normally employed in a decentralized fashion at the small unit level. Enemy armor should be engaged in…

…Covered and concealed routes can be artificially made by making holes through buildings. The security force also attempts to detect the location of the Military Operations on Urbanized Terrain 3-26

…Again, a grenade should be thrown through the hole while using all available cover, such as the lower corner of the building (Figure A-27). i. Another way to enter a room is to blast mouseholes…

…Again, a grenade should be thrown through the hole while using all available cover, such as the lower corner of the building (Figure A-27). i. Another way to enter a room is to blast mouseholes…

…The best way to enter a brick building is to blow a breaching hole in the side by using a tank firing HEAT ammunition (Figure C-5). If tanks are not available, a door or window…

…Access to lower floors and rooms may be gained by breaching holes in the floor and having the Marines jump or slide down ropes to the lower floors. Stairs can be used if they are first…

…A Marine may fire through a hole torn in the wall and avoid windows (Figure A-54). He/She stays well back from the loophole so the muzzle of the weapon does not protrude beyond the…

…About 10 pounds of C4 placed between waist and chest high will blow a hole in the average masonry wall large enough for a Marine to walk through. b. Shaped Charges. There are two sizes of…

…Dummy loopholes, knocked-off shingles, or holes that are cut but not intended to be used as firing positions aid in deception. Loopholes located behind shrubbery, under doorjambs, and under the eaves of a building are…

…When detonated, this normally blows a hole large enough for a person to go through. The amounts of TNT and C4 required to breach concrete are shown in Table F-2. c. Mouseholes provide the safest…

…Entering Through a Breached Hole Figure A-28. Tossing a Grenade Up a Stairway Military Operations on Urbanized Terrain A - 25