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  • Users: awcivil
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  1. awcivil

    Plywood Grades

    Can anyone explain the difference between CDX (and OSB) panels and Structural 1 panels. Is there a difference in allowable shear values in the NDS Table 4.3A? If so, which values should be used for CDX and OSB? Also, why is it that contractor want to use these types of materials? I assume...
  2. awcivil

    Open Truss Flange Tear Off

    I am looking at hanging a fire sprinkler pipe from either the top or bottom chord of an open web truss. The iLevel catalog shows a maximum flange tear off value of 500# for a TJI but no information for a commercial TJL truss. Is there a limiting value for the top and bottom chord members and...
  3. awcivil

    What kind of truss is this?

    Can anyone tell me what kind of truss is shown in the attached picture and how it is build.

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