• How can I support the truss by two cable and bottom support?

    Hello all, I have been trying to model a truss. I have two bottom support, it can be fully fixed or partially fixed and I have two cable connection at the top. But this cable member should not take any compression, since I have Wind suction in that…
  • How to solve instability at join connection

    Good morning, I have problem with my steel truss bridge design, i've used member specification release MY;MZ and truss. Then this message came after i am running the analysis. ***WARNING - INSTABILITY AT JOINT 490 DIRECTION = MZ PROBABLE CAUSE…
  • Error in Design - Simple Steel Flat Truss

    Hello All, I have modeled a simple steel truss to check my hand calculations. When viewing the global status of the model, the diagonal members are shown to have "Errors in Design." The members all have ratios from 1.84 to 3.6. However, my…
  • RAM Truss Design

    I am using RAM Element Truss design Module. When viewing the report it says the one RXN is zero. the truss is symmetric so the RXN should be similar?
  • Staad Truss ratio error

    Hello, I am working on a structure and having issue when define member truss the actual ratio is showing 94.9E24. Please have a look on attached staad file. STAAD_600MW.rar
  • Problem with TRUSS DESIGN!!!

    I have read, all the related forums & watched tutorial videos. i have designed the truss by a] by truss specification Done by truss specification.std and b] by partial moment release .99 Done by partial moment .99.std First of all, im…
  • Report on truss design module of RAM Elements

    I assigned a uniform load in Kip/ft on a truss. However, the report shows up kip/in. I haven't run the numbers but may be this is something to look at. PDF
  • MODE SHAPE Option is not visible in model.

    MODE SHAPE Option is not visible in model. while checking mode shape option got block; kindly suggest if wrong way i done. Skywalk-06062019-(LSD)-(25+25m span)-CHECK.std
  • Im not getting mode shape option on in my model.

    kindly help me for getting mode shape option visible/ on in staad pr. attached is model for referance. Skywalk-04062019-(LSD)-3 (Builup section).std
  • Truss Design

    Greetings all! I am designing a truss of 91m clear span and 25m height. I just want to confirm if my design is okay or not. Some of the members are failed. I will pass these members and proceed for fabrication but before that I want to know if my…