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  • Users: allisch
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  1. allisch

    reinforcement in foundations

    I'm taking a poll. And this is not about the cost of rebar versus foundation problems. Code allows unreinforced concrete footings, and for that matter, even unreinforced basement walls to a certain height. So how would you deal with questions on rebar tying if in that instance the code does...
  2. allisch

    a question on wood post analysis

    I have a question on wood posts not sure which forum to post on so I will link to the other forum. Thanks http://www.eng-tips.com/viewthread.cfm?qid=204578&page=1
  3. allisch

    Wood Laminated Posts - does this work?

    There is a laminated post company which is manufacturing laminated 2x wood posts for pole barn type structures. We are in a 90 mph wind zone. They seem to show that they can use a (4)ply 2x6 post for wall heights to 24' with posts at 8' oc. (#1SYP material) 30 psf LL, 7 psf DL, 90 mph...
  4. allisch

    Snow drift per ASCE 7

    IBC 2000 1608.7 says to use ASCE 7 section 7.7 for computing drifts on lower roofs. ASCE 7 section 7.7 sends you to a figure which shows that the leeward snowdrift is a function of the ground snow load and the length of the upper roof. It does NOT include height difference criteria. Therefore...
  5. allisch

    Determining Kp by testing

    How would one go about determining Kp for a clayey soil in the lab? I have old soils lab textbooks (Das) that show how to do a direct shear test on sand? This test (and unit weight)could be done to get the internal angle of friction and from that, you can compute the theoretical Ko, Ka, and...

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