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  1. TB_STR

    Subgrade modulus and CBR to design slab on grade

    I have a slab design I am working on for support of s 6000 gal fueld tank ar an airport with a vehicle apron. I have a subgrade modulus from the geotech of 150 pci, even though we are removing 4 feet of soil and back filling with compacted granular fill. And I have been given the parameter of...
  2. TB_STR

    Truss Frame - Sports Arena Model in SAP2000

    Here is the truss frame with one angle failing.http://files.engineering.com/getfile.aspx?folder=4b6541e8-2e1f-4504-92de-a07f27cb81a9&file=SAP2000-Trus_25.pdf
  3. TB_STR

    Truss Frame - Sports Arena Model in SAP2000

    At BAretired - it is too long to be considered a brace. I am getting the following error "fa > Fe (ASD H1); Design can not proceed" and a warning message: "kl/r > 200 (AISC-ASD B7, AISC-ASD SAM 4)" I uploaded a file of the main truss with an overstressed angle. This, I believe is due to...
  4. TB_STR

    Is there a way to draw area element not in X,Y or Z axes?

    You can draw it in x,y,z and use reshape and divide area commands may help you to edit it to the way you want it to model. The SAP2000 manual and Analysis Reference guide under the help menu may have additional information. I am somewhat new to SAP2000 as well. Their youtube tutorials on their...
  5. TB_STR

    Truss Frame - Sports Arena Model in SAP2000

    I am working on a feasibility project to determine if the existing framing in a sports area can handle additional loading of a solar PV system on the roof. I have created a model in SAP2000. The building is 150 ft wide by 250 ft long. The main trusses span the 150-ft direction and are...

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