RE: Allowable Bending Stresses for Non-Compact Web Sections per AISC 9th edition
When design of Single angles is asked for as per the AISC 9th edition, STAAD.Pro uses the “Specification For Allowable Stress Design of Single-Angle Members” available in the green book ( page 5-309 )....
View ArticleAllowable Bending Stresses for Non-Compact Web Sections per AISC 9th edition
Equation F1-5 of AISC 9th edition specifies for non-compact web sections that Fbz = 60%FyEquation F2-2 of AISC 9th edition specifies for non-compact web sections that Fby = 60%FyHowever, STAAD PRO...
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Ram Concept Mat Foundation - Bending Moments
Hi,I have a model consisting of a relatively simple mat foundation on area springs supporting columns, with point loads at the column locations. However, upon interrogation of the strip bending...
View ArticleRE: RAM Structural Steel Joist Design
In the SJI catalog, (Re: 43rd edition, page 123) the length of the joist is defined as L = (span - 0.33) in feet. Since we deal with the span in Ram Steel, we simply adjust the values in the table by...
View ArticleRE: RAM Structural Steel Joist Design
Understood, which is why I did the interpolation shown above. But why is the Total Allowable Load for a 60' 36LH07 reduced from 271.4 (interpolated value from RAMSJE.jst) to 236.5 (from the View Report...
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RE: RAM Frame Story Shear with Multiple Diaphragms
When the diaphragm is pseudo-flexible, the location of the graphic for the diaphragm shear is largely irrelevant. This wiki indicates that it's somewhere near the geometric center. If you look at the...
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RE: How do I change the settings in Microstran so that the legend in results...
Try File - Page Setup - and check the No Colour option (lower right)
View ArticleHow do I change the settings in Microstran so that the legend in results...
The use of colours to distinguish between different load cases when using "print View" can pose a problem if hardcopies are photocopied in black and white. How can I change the setting to avoid this?
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RE: working directory
It could be that you do not have the rights to edit the ramis.ini file. Make sure you have admin rights, then make sure it is edited and includes the line working= with a valid folder location. the...
View Articleworking directory
I cannot use ram structural system because it keeps giving me an error message that says "a working directory must be specified before a model can be opened or created." I tried specifying a location...
View ArticleRE: PERFORM ROTATION COMAND
The PERFORM ROTATION would apply to all joints. For your case I think using the GUI tools would be more appropriate. First to translate, you can select the entire structure, right click and choose Move...
View ArticlePERFORM ROTATION COMAND
Hello,I would like answer your if you know how can aplpy "PERFORM ROTATION" command on std text file to a part of a modelFor example with option REPEAT ALL for nodes or beams, repeat since the last...
View ArticleRE: RAM Load History
Yes, Initial Load Application is just that. The manual defines it as: The time of application of the initial loads. This becomes the start time of the first load history step specified in the Load...
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RAM Load History
Dear RAM team,I’ve got one question regarding the Load History analysis. What is called “Initial load application” is the origin of the load history?The Initial load application is set by default to 3...
View ArticleRE: JOINT COORDINATES NOREDUCE BAND
For a more efficient solution, STAAD.Pro internally renumbers the nodes to minimize the matrix size. This process is called bandwidth reduction. When NOREDUCE BAND is used, the software would not do that.
View ArticleJOINT COORDINATES NOREDUCE BAND
Hello,Do yo know what is "JOINT COORDINATES NOREDUCE BAND" option Regards
View ArticleRE: xrange / yrange / zrange
The technical reference, section 5.1.3 indicates: Notes 1.Only one range direction (XRANGE, YRANGE etc.) is allowed per list. (Exceptions:Area/Floor load and Master/Slave). You will probably want to...
View Articlexrange / yrange / zrange
Hello,I would like make a group of geometry/nodes/beams/plates with xrange/yrange/zrange for example START GROUP DEFINITION GEOMETRY _group1 xrange 0.5 0.8 END GROUP DEFINITIONI would...
View ArticleRE: RAM Structural Steel Joist Design
If the live load of 157.7 plf yields L/360 deflection, then a total load of 360/240 * 157.7 = 263.5 plf max to meet deflection limit L/240.
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