Tek-Tips is the largest IT community on the Internet today!

Members share and learn making Tek-Tips Forums the best source of peer-reviewed technical information on the Internet!

  • Congratulations MintJulep on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

hoshang's latest activity

  • hoshang
    hoshang replied to the thread Truss Top Chord Lateral Support.
    BA, thanks. Can one use bearing plates (cap plates) on top of the support structure? If so, should cap plate be placed on top of...
    • 1752474286890.png
  • hoshang
    hoshang replied to the thread Truss Top Chord Lateral Support.
    In post #4 my thought was to add top struts to laterally support the top chord. So, this is how my query came out: Can floor beams be...
    • 1752096078828.png
  • hoshang
    hoshang replied to the thread Truss Top Chord Lateral Support.
    Hi BA, Can floor beams be placed higher than bottom chord elevation (i.e., 500mm above bottom chord)? If so, assuming vertical members...
  • hoshang
    hoshang replied to the thread Truss Top Chord Lateral Support.
    So, the load path for gravity would be: decking-stringer-floor beam. These gravity loads together with the truss self-weight would be...
    • 1751616856504.png
    • 1751617471147.png
    • 1751618138587.png
  • hoshang
    hoshang replied to the thread Truss Top Chord Lateral Support.
    BA, Excuse me not figuring it (E is my second language). Can you elaborate more on this?
  • hoshang
    hoshang replied to the thread Truss Top Chord Lateral Support.
    But there doesn't seem any attachment between the green and red lines. They're at different elevations. I drew the yellow member at a...
    • 1751379879757.png
    • 1751380912819.jpeg
  • hoshang
    hoshang replied to the thread Truss Top Chord Lateral Support.
    BA, appreciate your valuable insights. Please find the attached image: Assume the cables and its supports don't exist, the truss is...
    • Footbridge-structural discussion.jpg
    • Footbridge-1.png
  • hoshang
    hoshang replied to the thread Truss Top Chord Lateral Support.
    Can cross brace members be ignored in gravity load analysis if they were to be considered as tension only? If so, the support structure...
    • Support structure model.png
    • Truss reactions.jpg
  • hoshang
    hoshang replied to the thread Truss Top Chord Lateral Support.
    Hi BA, Thanks. I found how it's calculated in the design example. If the pedestrian bridge were to be supported as shown in the attached...
    • Footbridge.png
  • hoshang
    hoshang replied to the thread Truss Top Chord Lateral Support.
    Hi BA, when the truss is made in shop, it would be installed at the field. So what would be the loading during lifting the truss at the...
  • hoshang
    hoshang replied to the thread Truss Top Chord Lateral Support.
    Hi, what are the fabrication, erection, and installation loading for these types of construction?
  • hoshang
    hoshang replied to the thread Truss Top Chord Lateral Support.
    BA, The pedestrian bridge is a two span truss, each 90ft long, 10ft wide, 7.5ft high. The floor would be checkered plate 1/8in thick. As...
  • hoshang
    hoshang replied to the thread Truss Top Chord Lateral Support.
    Yes
  • hoshang
    hoshang replied to the thread Truss Top Chord Lateral Support.
    ViaParadise said: For linear consideration, unless your web members are moment connected to the top chord then they don't provide...
  • hoshang
    hoshang replied to the thread Truss Top Chord Lateral Support.
    Do you have a reference on your approach? My thought is to add top struts as well.

Part and Inventory Search

Back
Top