Truss members failed. How to correct it?
Hai, I am designing a truss. Few members failed. In the output file i saw a ratio 1.234 and that member failed.1. What is this ratio??2. How to calculate the ratio??3. What is the limit for the ratio...
View Articlereferenced floor load direction
i understand that in staad ,if you want to do response spectrum，you can use referenced loads,and.all loads should define in x,y,z three directions ,but want can I do with floor loads(not floor...
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Bracing doudt
Sir/Madam,Pls. find attached model details. I have used ISMB 450 as bracing beams in the model.Doudt is whether i need to define bracing (ISMB 450) as truss (or) i need to release the moments at its...
View ArticleUtilization ratio check for web tapered members.
Anybody please tell me....how staad check the utilization ratio for web tapered members used for column and rafter , in refrence with IS 800.
View Articlewhy all my staad colors all turn to the same grey?
why all my staad colors all turn to the same grey?how can i turn to the automatic colour,i install the software again,but i don't work
View ArticleBracing wood members
Good morningi'm working with RAM elements, I have a wood structure with physical members connected on both sides which will act as bracing but the program always consider the full length of the main...
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CONCRETE FENCE SUPPORT
Can Staad size the depth and diameter of concrete to support a fence post into the ground?
View Articlewarning instability at joints
while designing a residential building i got some error.(section properties not provided)....but when i provide section properties i am getting error (instability at joints). please help me to resolve...
View Articlemoving load warning
**WARNING-A MOVING LOAD THAT WOULD HAVE BEEN APPLIED BEYOND THE X AND Z RANGES OF THE STRUCTURE HAS BEEN IGNORED. CASE= 702 WHEEL 4 OF 4how can I overcome this warning ? does it affects the results ?it...
View ArticleSTAAD PRO AISC Steel Angle and MC Channel Section Properties
In looking at the member properties for angles and MC Channels there appears to be some discrepancies. For example if I look at a MC4x13.8 channel Ix is shown as 0.373. I believe Ix refers to the...
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Staad Pro - Steel Design Workflow not available
Hi,In STAAD Pro CONNECT Edition, I have modelled and analysed a structure, but once I click on Steel Design, an error pops up that the workflow is not available in this release.How can I fix this...
View Articlewarning section fails while designing section
hello , i am an engineering student, while designing residential building i am getting some error like section fails or length to depth ratio is less than 2.5.please somebody help me...
View Articlewhich load should I use?
good day ,my friends,I want to ask a question,when I want to count earthquake by using response spectrum or seismic method,which load should Iuse,floor load or element pressure?(in the referenced...
View Articleanyone who has the structure mstaad model
anyor who has the structure model of petrochemical engineering ,or model with equipments on the structure,or foundation or Vibration equipment foundation ,please send it to me,I want to.learn from...
View ArticleCan we analyse RCC & STEEL structure in single file in one model.
Dear sir,Can we analyse RCC & STEEL structure in single file in one model.I have RCC Building with steel roof on top.can I model same in one model.
View ArticleIs it possible to get Syx stress out using Open Staad?
Hi,Due to the issues with results along a line with RSA models, I am attempting to use center plate stresses to determine the stress in my building shear walls. Due to the complexity of the model I do...
View ArticleRAM SS Concrete Beam Design Criteria
I am having trouble telling RAM where to put a secondary layer of longitudinal reinforcement. If I assign a different value to 2 Layers in the Beam Criteria it appears to assign my values under 2...
View Articledoes stadd do it automatic?
Q1:if I define floor loads on the structure in the referenced load,does staad automatically change it to uni load then to the point load for counting like static check or response spectrum analyse...
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Specifying connecting members at connecting node
In many cases we add more than two members at a single node, where each two are connected to each other. Joist, main beam, column for example.Is there any way i can define that the Joist is connected...
View ArticleI remain curiousa bout the staad
1. Add zero-stiffness plate diaphragm and add pressure load on the unit to be used as the mass source of reaction spectrum load. The problem is that it is not proper to add the zero-stiffness plates....
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