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  • Users: emceditor
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  1. emceditor

    residual stress in bent steel

    I am in process of designing a steel truss that utilizes bent steel shapes as web members. I would anticipate that bending steel would result in residual stresses that I would need to include in my analysis. DOES ANYONE KNOW HOW TO FIGURE THE MAGNITUDE OF THE RESIDUAL STRESS? DO DIFFERENT...
  2. emceditor

    Load Test for Segmental Block Retaining Wall

    A segmental block retaining wall was constructed with several "oddities" incorporated. At some courses the geogrid has not been engaged with a shear pin per the manufacturers recommendations and using asphalt shingles as shims between courses to correct alignments. About a month after...
  3. emceditor

    Partition wall loads

    I was asked to review partition walls for an equine clinic in process of being built. The walls are 2x4 and 2x6 at 16" o/c (SPF No. 2), 10'-4" heigh, unblocked. Originally the top of the walls were unbraced. The owner asked the contractor to provide bracing, which was installed (the...
  4. emceditor

    shotcrete guidelines

    I am working on an existing building where the elevator penthouse walls are made of two whythes of brick. The wall is in bad shape. We are considering using shotcrete on the inside and outside face over the wall surface with some sort of ties all the way through. Does anyone one have...
  5. emceditor

    Support of Foundation Reinforcement

    I heard once that reinforcment for footings should not be supported on either clay masonry or from rebar stuck into the ground because moisture can creep up on either and cause the footing reinforcing to corrode. What is your opinion on that?
  6. emceditor

    Seismic loads on retaining & basement walls using IBC

    The International Building Code (IBC) requires a seismic loading on all retaining walls. A common method of calculating the lateral soil pressure created by seismic activity against “yielding walls”, is the Mononobe-Okabe Method, and the Wood (1973) method, as presented in "Geotechnical...

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