Browse By Tags

  • LRFD LOAD COMBINATION WITH NOTIONAL LOAD

    I AM TRYING TO USE NOTIONAL LOAD IN THE LRFD DESIGN. CAN ANYBODY CONFIRM IF I HAVE FORMED THE COMBINATION CORRECTLY? PLEASE ALSO CLARIFY IF I HAVE TO DO P DELTA ANALYSIS THEN THE COMMAND FOR THE SAME IS PERFORM PDELTA ANALYSIS AND NOTHING ELSE REQUIRED…
  • I want to insert CFS section to my staad pro model

    THIS PROPERTY ONLY.... I WANT TO USE IN MY STAAD MODEL.... HOW TO USE THIS AS A COLDFORMED STEEL (AMERICAN)
  • Tank Foundation

    Hello, I have one concern with regard to SFA capability to design mechanically anchored tank foundation. As shown above, technical reference manual is saying not covered while on the software itself showing mechanically anchored option. Now…
  • Retrieving assigned steel design parameter via OpenSTAAD

    Similar to the "Command.CreateSteelDesignCommand", is it possible to retrieve assigned steel design parameter information for beams? In particular, I am interested in material grade data (fyld and fu) assigned to members for design.
  • Beam Failing

    Hi STAAD community, I'm currently designing a curve stair and there's one beam that's failing. Please help me on why this is happening since I tried to do it on a new STAAD file and now it's not failing which makes me doubt I've done something wrong…
  • Concrete Column ACI 2011, Strength reduction factor for Column Interaction

    during review design of concrete column, it's noticed that strength reduction factor considered as 0.65, it's understood that strength reduction factor varies between 0.65 (compression control section) to 0.9 (tension control section), by reviewing…
  • Property Reduction Factor

    Can you please tell me while using the property modification factor for Beams and Columns (0.35 and 0.7) why does STAAD give us less Steel rather than providing more?
  • Structure Modeled in Physical Modeler to STAAD Advanced Concrete Design

    Hi, Hopefully someone can answer this. I created a concrete structure using STAAD.PRO CONNECT EDITIONs PHYSICAL MODELLER Workflow. Then after that I also analyse it using the same software. Save and close the file. To finish my design, I opened it…
  • Output showing half of the values for minimum steel and clear cover.

    Hello, my office is designing a basement wich consists of a slab for foundation, a concrete reinforced wall and beams and pedestals. The program takes hours to run due to the high number of plates it has (around 22000) but even when it did finish the…
  • Macro For extracting Reactions for all the Loads and nodes at a time

    Dear All, I will be glad if you help me with the code. I Already have a code where i need to enter load case number to get the reactions at the particular load case. I have almost 1000 load cases and i want all the load cases to get in excel at…
  • Query regarding mismatch of results for design of Steel Beam-Column as per IS:800-2007

    Sir, I hereby attached a staad frame and a pdf file. I have tried to design one beam column from the staad file manually. While doing so, there is a mismatch between the staad result and my manual result. Why is that happening. I have done the same…
  • "ERROR NOT ENOUGH MEMORY FOR SPECTRUM FORCE-6" in STAAD.Pro V8i

    Hello, I´m trying to analyze a model in STAAD.Pro V8i, said model consists of a slab as foundation, a perimetral RC wall and pedestals and beams to support the upper structure. The model has about 22000 plate elements and about 40 beams. Now to the problem…
  • Inconsistency in Design of shear reinforcement IS:456

    Hello Sir/Madam, I am designing a RCC building using IS:456. I have observed anomalies in results regarding spacing of shear reinforcement i.e. stirrups. First I used 12 dia bar and got a spacing of 55 mm in results. Then I used 10 dia bar but still…
  • Lifting Beam Design

    When I run analysis, it says the software does not support ASME code. Please help how to design a lifting beam. Can I use AISC Code? If so, what is the load factor I will use because it's for lifting? Thanks in advance.
  • Wind Load Application in Open Buildings

    Hi I make an 22mx56mx12m with 4.5m cladding the building is in open condition how should i have to apply wind loads ? only upto cladding height or for the full height of the column?
  • Basic Frame Analysis - Fy Different

    Hello, I am trying to analyze a normal frame in STAAD in 2 different ways. They are exactly same except that I have an Fz release at 2 nodes in one of them. Please see attached PDF. As you can see I am getting different base Fy values. I don't understand…
  • What is the best way to model a steel transition cap?

    I am new to STAAD pro connect. I need some help on how to model a steel transition cap shown in the attached photo. The cap consists of two top and bottom plates separated by cylindrical section. There are 24 gussets attached to the outer perimeter of…
  • K factor in mstower software

    Hi All, I am here asking based on what MStower software uses a value of (0.8 or 0.9 or 1) during the design calculation for a steel tower parts? is there any structural factor or a scientific fact behind that ? thank you for your help in …
  • Design of Truss/Purlin in Staadpro

    I am facing a problem while designing a roof truss. While designing the roof truss as a whole , the purlins are failing in output results on analysis But passing when checked by selecting the beam individually. Also when the purlin is designed…
  • Warning and Notes in Design

    I am designing a truss structure and its showing Some Notes and Warnings in results output like: Notes- 1) Very weak Spring Added for stability Warnings- 1) Instability at joint 2) Zero stiffness in direction 3 at joint . Kindly check the…
  • Seismic Loads Concentrate Only On Inclined Member

    Hi Good Day! I would like to raise my concern in my STAAD model regarding the distribution of seismic forces. Currently, I can't find a way to achieve my desired mode shape which is translational for Mode 1 and 2, and torsional for Mode 3. Though I…
  • Bi-axial bending and torsion EC3

    Hello everyone, I have a question about the bi-axial bending and torsion calculations in StaadPro based on EC3. I designed a beam (RHS) subjected to bi-axial bending and torsion. I am comparing my hand calculations with Staad pro unity check but…
  • Can STAAD show me the least favorable resultant force for all posible combinations in a given node?

    Hello, recently graduated civil engineer here so please have patience. We are performing the connection design for a truss type steel structure here at my office. As I understand when it gets to the part of designing a plate you must work with the resultant…
  • STAAD CONNECT NZS Design code query

    Hi, 1) NZS 3404-1997 code shows European section as AISC section in Detail output 2) Design Category and member category 4 : NZS 3404-1997 clause 12.7.2 does not mentioned minimum web thickness for category 4 /non -ductile condition but STAAD shows…
  • Caesar and Staad compatibility.

    Dear community. It is possible to use the output from Caesar (pipe stress analysis software) with STAAD.Pro? it is for the design of a pipe supports and a pipe bridge. Before i have worked with excel sheets reports from Caesar, and manually I…