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8/19/2012 1:59:37 AM EDT
Finally getting around to building a backstop in my backyard. Looking for feedback on what I have done so far, and what I plan on doing...

Calibers used will be 9 mm, 45, 22 rimfire... As much as Id like to shoot my AR here, I just dont think thats a smart idea..


I first created a "wall" by sinking 2 pressure treated 2x4x8's to a depth of ~18", spaced 7 feet apart. In front these I have stacked pressure treated 2x4x8's stacked about 5 feet high..This is further reinforced by screwing wooden stakes in the front on either end, and also spaced out along the back.

Behind this wall i have made a berm of sorts that is about 3 feet high, two feet deep out of some old playground sand and discarded potting soil I obtained from a friend. I have access to more of these materials and will keep adding to it, along with stacking up some old logs behind it.

On the front of the wall, I will be adding a rubber horse mat, and will hang 3/4" plywood in front of the mat. The plywood will act as a target holder and can be replaced when it gets too shot up, the rubber mat will act as a barrier to absorb some of the energy of the bullet, and than hopefully by the time bullets pass through the 3/4" plywood and the rubber mat they will just become embedded in the pressure treated wood, which once shot up can be burned and the lead retrieved.

So in summary I have this:

A wall 7 feet wide, 5 feet high made out of pressure treated wood. The target area is close to the bottom, in the center. Behind this wall is the beginning of a dirt/sand berm. In front of the wall, over the pressure treated wood is a rubber mat, and in front of that is a 3/4" piece of plywood.

Eventually I would also like to create "walls" out of railroad ties if I can find them, second choice would be tires (tires are a last resort, due to the fact that at some point in time i will need to dispose of them).

Also, I am shooting downhill if that makes a difference, and neighbors arent really an issue...I hear people shooting all the time here, everything from shotgun to full auto, and everyone around me target shoots or hunts.

So, thoughts?
8/20/2012 6:09:26 PM EDT
[#1]
Sounds like yours will work for you.  What is behind the backstop?

When I built mine, I took out my US Army Survivalbity FM on bunker construction.  First I was going to fill it up with clay.  Most depth need to stop 7.62mm was 42" for wet clay (dry clay less).  Built a box with 3 sheets of 4x8' plywood, one cut in half for the sides.  Sunk 2ea 4x4"x8' front and back and cemented in at a depth of 2'.  I've haven't had any 7.62x51, 30-06, 7.92x57 or 7.62x54 over penetrate yet. (haven't shot any AP)  Have woods behind the backstop for about 2 mi before the first house.  I shoot .22LR into the tires to recover the lead.  Every now and then I dig out the lead and back into the casting pot they go.  I do plan on increasing the height to 6' so I dont have to shoot so low.  When the front 4x4 plywood is shot up I replace it (shoot between the white 4x4s)


Oldest son shooting Smith 29-2 .44 mag



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