I am writing from memory, so please point out mista. Ly lz parameters using canadian code mldpsn structural op 21 jul 10 12. These parameters govern the slenderness calculation and allowable axial. Structural enterprise the most popular structural applications in a single a costeffective license. Pro manuals, including the revision history document. Risa3d is completely an interactive program in that we do not write an intermediate file. Unl 6 these three parameters so far the effective lengths of the members are concerned i. Ly and lz is effective length along local y and z axis respectively, which length is staad use to find slenderness of member. General construction in steel code of practice is 8011975. Following the same procedure that was discussed for the ly parameter, input lz 180 in. I needed comparatively more time to understand this concept. Staad pro v8i steel design using is 800 with lx ly lz explaination k bamel. Download, install and activate bentey staad pro youtube. Confidently design steel, concrete, timber, aluminum, and coldformed steel structures anywhere in the world using over 90 included international design codes.
It would be my preferred software for earthquake analysis, nonlinear pus. Structural engineering, analysis, and design software. Ky and kz are the effective length factor along y and z axes respectively. Lx, ly and unb,unt in staad stevegregory structural 18 feb 09. Ly and lz in staad for no plan and elevation bracing. In case of truss structure with column, i have seen no body applies ly and lz command to truss. Lz, ly and unl as per staad 2006 are required in staad as input. Im using staad pro software for analysis and design, this is a shopping complex and a truss is used in floor and secondary floor beams.
It is general purpose not like etabs which is specifically targeted at building structures and in my opinion has better features and user interface than staad pro. Useful codes and standards for civil and structural engineers download latest codes and standards for structural analysis april 2020 list of useful indian codes is 4562000. Steel frame structure modeling by staadpro example 2. Rcc design parameters clear, ely, elz, fymain, fysec, track etc. What are the parameters ly, lz, and unl that are used in staaad. This is in accordance with the fact that there is no default value for dff. Unl, ly, and lz relevant effective length the values supplied for unl, ly and lz should be real numbers greater than zero in current units of length.
Staad pro v8i steel design using is 800 with lx ly lz explained in. Steel design parameters main, ly, lz, dj1, dj2, track, unl, ky, kz etc. Our builtin antivirus scanned this download and rated it as 100% safe. Pro is the addition of the calculate button as marked in the figure on clicking the calculate button, the program will ask whether the braced or unbraced effective length of the selected member is required after getting confirmation from the user, the program will calculate and display the value of the effective length factor in the. Civil work free civil engineering software download. I dont have the software now, and neither do i have the manual. Ly member length length used to calculate slenderness ratio for buckling about the local y. Staad pro v8i steel design using is 800 with lx ly lz.
The most popular versions of the prosteel v8i microstation are 19. In this structure, there is no plan and elevation bracing. Ly 3 now as the beam is shear connected at ends, we consider, there is no torsional resistance at ends. Understanding for assigning ly and lz in staad pro ss eacademy. I was wondering if anyone has trouble with ly and lz in staad using the canadian code. Im currently using code aisc unified 2016 and the design parameters ly and lz appear to be ignored.
Staad pro v8i steel design using is 800 with lx ly lz explained in detail. Rating is available when the video has been rented. Hello friends in this blog, i like to share my view for staad parameter of ly, lz, unb and unt. Good morning, im writing to ask some clarifications about staad pro parameters ly, lz length to calculate slenderness ratio for buckling, ky and kz. Parameters ly and lz are the unbraced lengths for behavior as a column and are used. What are the parameters ly, lz, and unl that are used in. Pro can easily accommodate your design and loading requirements, including us, european including the eurocodes, nordic, indian, and asian codes. Introductory tutorial for structural steel design part 2. Understanding for assigning ly and lz in staad pro. Staad pro training in vadodara gujarat ez engineers.
For understanding unsupported length calculations using staad pro. To watch entire training series of staad pro v8i kindly subscribe the channelif you need any particular topic. Titan ftp server enterprise 2019 build 3580 x86x64 19. Lets understand ly and lz be different possible cases. In other words, no need to specify ly and lz for this type of structural arrangement. These parameters govern the slenderness calculation and allowable axial compressive stress of a member in design. The latest staad pro program is very nearly an interactive program, with the only external programs being the solvers. To watch entire training series of staad pro v8i kindly subscribe the channelif you need any particular. They are supplied along with or instead of unf, ky and kz which are factors, not lengths to define lateral torsional buckling and compression effective lengths respectively. A critical difference exists between the parameters untunb and the parameters ly and lz. In addition, no matter what material you are using or what country you are designing your structure in, staad. I last used this package more than 20 years ago, and it was not staad pro but a rather primitive version for dos operating system. Staad is a batch mode program, where you are building a text input file either by hand or using their preprocessor.
When i input ly and lz i get a utiliztion ratios of 999. The only difference from the previous version of staad. Pro advanced adds faster, more advanced and complex analysis. This document should be read in conjunction with all other staad. Staad includes ky, kz, ly, lz,main and tmain parameters under design. After returning to the lrfd steel design menu, select the parameter option to reopen the parameter menu. Prosteel v8i microstation free version download for pc. Free civil engineering software download staad pro v8i full version staadpro v8ifullversionfree download.