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  1. fkd

    Torsion properties of Built-up W-sections

    Quoting myself as posted on the other thread, Please correct me if I'm wrong, cause I'm facin an analoge situation here. " For the torsion strenght I would take in account only the section properties of an equivalent RHS formed by the two W's inner half flanges and their respective...
  2. fkd

    Future developments of CAD????

    <Design Automation is the next step in CAD, but in my experience a lot of engineers don't want to know> If one's can provide us with failproof power tools for sure they will be wellcome....... but before the design phase you must model and after you may wish to optmize and for those easy...
  3. fkd

    Design of built-up W sections for combined torsion and bending

    IMHO, For the torsion strenght I would take in account only the section properties of an equivalent RHS formed by the two W's inner half flanges and their respective webs.. but this aproach depends on the welding arrangement utilized to join the W's and the cover plates. When dealing with...
  4. fkd

    I-beams from the 30's

    Oops, My correct email is: fkdconsult@hotmail.com Sorry, Fred
  5. fkd

    I-beams from the 30's

    weron4u, You may find usefull some papers that I have (public domain), if you wish please give me further details so Ill can upload or email (7-8 MB): Retrofit Historic 11-Story Building Using Demand Capacity Approach -complete doc- (SEAOC CONVENTION 1999); Historical Structural Steelwork...
  6. fkd

    Design Error and Licensing Violation

    May I ask you all a few questions: Wonder a country where: 1- You just need your BS degree in CE to start signing any kind of projects, ranging from eletrical (low tension) to structural as well all the sitework too; 2- There aren't any legal requirements for any kind of checking; 3- No...
  7. fkd

    tempered glass

    Fegor, Take a look a the following site, you will find many usefull info related to this topic. http://www.structural.de/text/strglass-e.html#0
  8. fkd

    In a design and built contract,I ha

    Maybe this can help a little, Quote from: Modern Steel Construction / June 2000 Design/Build: Good for Owners, Good for Designers An overview of the latest buzzword &quot;This method has been touted as beneficial to building owners formany reasons: controlled schedule and budget, early...
  9. fkd

    Correlation between SPT, CBR and DCP

    Take a look a the following thread: thread256-18139 will help, Fred
  10. fkd

    Welded tube/gusset connection model

    tld23, Thank you for the input, based on the codes my design is correct, I'm asking this for my own curiosity concerning to the load transfer and stress distribuition along the welded parts since my feeling is that due to the way this happens (deformation and plastification issues) the the...
  11. fkd

    Welded tube/gusset connection model

    Dear Friends, I'm designing a quite large floor truss in wich the diagonal elements are made of pipes, for the worst load combo I do have a compressive load of 1050kN and it's connected to a gusset plate 16mm thick and the pipe is d=168.3mm t=11mm of a steel alloy with fy=250MPa (l=2300mm)...
  12. fkd

    How to apply glass tiles over steel plate?

    ---> Adrian, Thanks for the info about Mirror-Mastic but I guess that I won't find this here at Brazil. On the other hand, the idea about painting is GREAT, I've been a painter for while, so you can call me Mich (or Salvador D) furthermore I will save some bucks. ---> DiamondJim and...
  13. fkd

    How to apply glass tiles over steel plate?

    Ishvaag, Thank you for the information, this supports my teory and I'll use, if you let me of course, your reply to try to put an end at this novel between me agaist my wife and the architet. Have a peacefull week, Fred
  14. fkd

    How to apply glass tiles over steel plate?

    Dear Folks, I'm building a kind of pool, small one in my house's terrace and I'm using steel to make it, like a square tank made of stiffned 3.00mm steel plate, first I tought about use vinyl finishing (cast in place). But by the moment we decided to use glass tilles (small ones 30x30mm) and...
  15. fkd

    Correlation between SPT and alowable bearing pressure

    I just want to say thank you very much for the valuable and precise information provided. As RVT said it's really more than my needs, specially with that huge amount of info that can be found at USACE. Best Regards Fred
  16. fkd

    Correlation between SPT and alowable bearing pressure

    Dear folks, Sorry for this basic question (I'm structural) but I would like to know if there is any trustable way to determine the alowable bearing pressure having only the results of a Standart Penetration Test? Thanks in advance, Fred
  17. fkd

    STRUCTURAL SOFTWARE

    CYPE for RC is the best one I ever seem, for steel you may also take a look at Prokon (good prices), RISA and the best (concerning to confiability)of all but little trick to use the SAP2000 and his brother for framed structures ETABS, both from CSI.
  18. fkd

    Surface and wire frame generation, maybe a litte out of topic but.....

    One more question, I'm trying to avoid the expensive wind tunnel process for estimating the wind pressures and some time ago I have heard about a fem software capable to analyse fluid flow and other issues related but I don't remember the name and also don't know wheater it's accurate and...
  19. fkd

    Surface and wire frame generation, maybe a litte out of topic but.....

    Dear Folks, I have to design a sports arena roof structure that has the geometry composed of two intersecting hyperbolic paraboloids plus an parabolic arch, for the structural system I'm intenting to use the lammela system and the matter is I do have to generate a wire frame for the surface, is...
  20. fkd

    Project Presentation, help needed...

    Thank you very much for the feedback, I'll adopt the slide show idea, very good advice for making the things easier.
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