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  • Users: matlark
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  1. matlark

    escavation for above ground pool too close to garage?

    I had an above ground pool set up and the excavators dug out about 3 feet of earth about 3.5 feet from the corner of my garage. I am concerned it was dug too close to the slab of the garage which is part of the house. I will be backfilling to the pool but wanted to get opinions on whether...
  2. matlark

    steel plate thickness for box supporting 4psi difference

    Hello all, I originally was thinking of making this from plywood but 4psi is too much for plywood. I have access to 4x8 sheets of steel 1/4 and 3/8". I would like to know which one I can get away with using for a 20"h x 13"w x 66"d box. There will be a 4psi difference inside the box vs. the...
  3. matlark

    span strength of 1" plywood

    Hello, I would like to know if I build a 2'2'96" box out of 1" plywood sheathing (think diy altitude test chamber) would it be able to withstand a 4psi differential. I am looking at testing products at no greater than a simulated 9000 ft. Thanks

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