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  • Users: johny13
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  1. johny13

    Load rating-Continuous beam

    how to get live load moment for HL93 vehicle for 2 span continuous beam. I need it for continuous beam load rating.
  2. johny13

    why two span continuous beam has negative moment at support

    why two span continuous beam has negative moment at support
  3. johny13

    virtis-superstructure definition at where skew angle changes

    i have a simple support steel bridge that has different skew angle along the support. there is no long. joint where the skew angle changes. my question is, should we create new superstructure definition at location where skew angle changes? also there is a diaphragm connecting two stringers...
  4. johny13

    distribution factor between interior longi.deck joint

    Do we consider separate stringer at interior long. deck joint. for live load distribution factors. Suppose, we have 10 stringers; and there is a longi.deck joint between stringer 5 and 6, so do we consider stringer 5 and 6 as exterior striger for live load distribution factors?
  5. johny13

    what is density of bitum.concrete

    i am taking 25psf/(2"/12")=144pcf..is that okay?
  6. johny13

    Intermediate Stiffener<Spacing and Numbers>

    how to find number of stiffener of existing bridge. i am doing load rating, need to enter stiffener ranges?
  7. johny13

    diferent skew angle within one span-LR question.

    how can we model framing plan, in virtis if a span has different skew angles from work point. for example, if i have 10 stringers and from 1-4 stringers, i have 4 degree and 4-10 i have 8 degree.
  8. johny13

    Composite and non composite

    how do we verify that girder is composite or noncomposite. should we calculate total no. of sher studs per row? can anyone explain it. i need it for load rating purose. Thanks
  9. johny13

    Load Rating

    i am using virtis 6.3 for bridge load rating. can anyone tell me, if operating and inventory ratings fall below 25T, what does it indicate? Also, for latex modified concrete overlay, what would be density used for wearing surface dead load?

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