Slicing the Pie and Doors that Close Automatically

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BerettaNut92

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Now I know there's a proper term for doors that close automatically but right now I can't think of it.

How does one slice the pie with them?
 
El T,
I think he means the ones with the little spring/shock system designed to close the door when it is not being held open.

I hear Skunk is too little to set off the automatic doors.
 
Does this mean you can defeat an entry team merely be installing screen-doors in every room? ;)
 
alright, i give...

i know that "slice the pie" has to do with entering a room, but i can't visualize what is happening and how the term defines it. can one of you tacticals enlighten me?

-clueless in ma
 
fish2xs ~

"Slicing the pie" refers to two things. First, it refers to the size of the area to be searched at one time. Second (and more importantly), it refers to the shape of it.

First, regarding size. Just as you would not eat an entire pie at one time, it is bad tactics to search a whole room at once. It is easier to thoroughly search a small area than it is to thoroughly search a larger one. So you need to cut it down into manageable pieces so that nothing is missed. That's "slicing the pie" into reasonable pieces.

The chunks that you break your room into are pie-shaped. Visualize yourself standing just outside the doorway, a couple feet back from the entrance and off to one side so that you cannot be seen from the room you are going to enter. From this spot, you can't see much of the room -- just a slim triangle-shaped "slice" of the room and that's where you look first. Make sure there is nothing at all in that pie-shaped wedge. When that is clear, you move slightly so that the visible wedge gets a little wider, and search the newly visible area. Keep doing that (without entering the room), until you have seen as much of the room as can be seen from the doorway.

Eventually you will have to take a leap into most rooms. There will be a small, pie-shaped segment of the room you haven't seen yet. If you were on the right side of the doorway, the unsearched segment will be where the doorway wall meets the right wall of the room. As you enter the room, you need to "pie" that corner.

Words are pretty poor for this sort of thing and I'm sure someone else could explain it better. Anyone got a sketch?

pax
 
"Pie" refers to a circle (360deg)

"Slicing the Pie" refers to visually clearing a room with an open door or a corner by scanning a few degrees at a time in a methodical manner. The scanner stays outside the room/around the corner while doing this, exposing as little of their body as possible. If a threat is detected, then a decision is made to either retreat, engage, or enter (if room) and engage the threat(s).

-sorry no pics :mad:

[edited to add: Mmmmm...pie!:p oh, and I like Pax's description better...crosspost]
 
Skunk:
Springloaded doors, or motion-sensing powered doors?
Springloaded:
I imagine you might need to block the door with your foot.
 
Spring but I thought they were held by some sort of hydraulic hinge gearbox thingy above the door?

Automatic doors = shoot through the glass :p
 
Both. The door to my Garage has spring loaded hinges, it closes automatically (slams shut actually).
The only thing I can think of is that you hold it open with your foot and spread your feet a little further. Unfortunately, those doors usually lead to hallways, which are a nightmare to clear. Might have to use a quick peek method, or preferably a mirror.
 
Well, if the door is closed, has no window, and you are by yourself you may have a problem. You have to hold the door open while looking, which places you directly behind the door. That is a no-no, could end up with extra holes. I am not sure you could use a wedge and cover yourself at the same time. Even with a team the number one person would have to deal with the door so everyone else could get through. That could get messy.

This is an interesting question. If there is a good answer I would like to hear it.
 
C'mon folks it's not rocket surgery. One thing at a time using the material you have at hand. Field expedient. Wedge your pistol under the door or between the door and frame, then as you preceed to slice the room.....wait I'm having a problem with the next phase. I'll be right back. :neener:
 
do we get distraction devices, ie flashbangs?!:D
the door wedge is a good idea, set it down in correct alignment, and as you open the door while cutting the pie and making entry, push the wedge into the door with your foot?

push door open and make quick entry, then proceed from inside area?
 
Do you have a Hooligan (spelling? the crowbar/pickaxe tool firefighters use to enter buildings) tool? Use that to work the door knob and push it open, then push a rubber or wood wedge (you carry a couple of those to seal doors behind you, right?) inbetween the door jam and door to block it open.

Kharn
 
okay, so how do you attach multiple files?
 

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Open it, quick peek, through the door, fast and smooth. Spend as little time in a doorway ("fatal funnel") as possible. Either go in and across or button hook, depending about what you can see as you enter. Whoever is behind you should do the opposite, right behind you.

When you are talking about an automatic door like at an office building or mall, it usually opens into a large area or straight-on hall. Pie-slicing would be more appropriately used for corners.

IMO,YMMV.
 
That's a good point AngryBassets, an auto door would likely open into a large area. Go dynamic or don't go at all. Good situation for flashbangs and friends.:uhoh: :what:
 
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