Tek-Tips is the largest IT community on the Internet today!

Members share and learn making Tek-Tips Forums the best source of peer-reviewed technical information on the Internet!

Register Log in
  • Congratulations MintJulep on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  1. matrixeric

    Single Plate Connection to Column Web - Eccentricity of bolts

    hello All: I had always assumed that a single plate connection to column web (with a> 3.5") is an "extended configuration" per AISC as the bolt line is typically more than the AISC stipulated value of 3 1/2" and one cannot ignore eccentricity when considering the bolt strength. However, when...
  2. matrixeric

    Have a SE in IL ....how do I get a SE in California?

    Dear All: I have been licensed as an SE in the state of Illinois since 2006 and now wish to obtain an SE license from the state of California. My review of the licensure board of California's website indicates that I have to give the new SE - Gravity and SE - Lateral exam before I give the...
  3. matrixeric

    Concrete Beams - Construction Joints

    Dear All: Thank you for the input!
  4. matrixeric

    Concrete Beams - Construction Joints

    Hello All: I was just wondering what the standard practice is when it comes to prepping a construction joint in a concrete structural element: We typically specify that constructions joints be keyed and/or doweled depending on the structural element. For prep we specify that the existing...
  5. matrixeric

    tank foundation recommendations

    Thank you all for the comments ... My apologies for posting it on two forums as I wasn't aware of the etiquette and this will not happen again ... all i was trying is to get the opinion of both structural and geotechnical engineers ...Thank you Jed for bringing it to my attention.
  6. matrixeric

    Storage Tank - Foundation Recommendations

    Thank you all for the comments ... My apologies for posting it on two forums as I wasn't aware of the etiquette and this will not happen again ... all i was trying is to get the opinion of both structural and geotechnical engineers ...Thank you Weab for bringing it to my attention.
  7. matrixeric

    tank foundation recommendations

    Hello All: I am a structural engineer and have been recently assigned with the job of designing the foundation for a water storage tank (26' dia x 35' high). From my online/literature research I see that the options for the tank foundation are either a crushed stone ringwall or a concrete ring...
  8. matrixeric

    Storage Tank - Foundation Recommendations

    Hello All: I am a structural engineer and have been recently assigned with the job of designing the foundation for a water storage tank (26' dia x 35' high). From my online/literature research I see that the options for the tank foundation are either a crushed stone ringwall or a concrete...
  9. matrixeric

    Reference for "Pipe Rack" analysis/design

    Thank you all for your guidance.
  10. matrixeric

    Reference for "Pipe Rack" analysis/design

    Dear All: Please direct me to popular references for "Pipe Rack Analysis/Design". I will soon be involved in designing a pipe rack for a steam pipe and want to get to know the things I should be wary off apart from the obvious. Thanks
  11. matrixeric

    Pressure release at reshores

    Hello All: I am not at all familiar with shoring and reshoring used in concrete buildings and recently was asked this question by a concrete sub in a RFI which goes something like this... "We will be using a shoring system that will allow us to strip the shoring around the shores that will...
  12. matrixeric

    Stair Stringer Fully Braced

    I agree with JKW05 ... - LTB of the individual stringers is local to the stringer itself. - If one wants to consider buckling of the stringer+thread/riser assembly+stringer then the geometric properties of the entire stair assembly should be taken into consideration.
  13. matrixeric

    switch back stair analysis/design

    Thank you Jike,UcfSe and csd72 ...I will try to work on the stairs with the alternate framing suggestions you all have suggested ... I understand that having the base fixed is a big no no ...
  14. matrixeric

    switch back stair analysis/design

    thanks for input guys ... keep it coming ... Jike: You are spot on 5 and 19 being the nodes ...your point of having a tube column is well taken ... but with the size limitations I have for the column I may not get a tube section to work ... i sure will try ...i will make those WF beams of the T...
  15. matrixeric

    switch back stair analysis/design

    thanks to wikidcool/UcfSE i learnt how to post images ... Please see links below for a rendering and stem model of the stairs hopefull the sketches answer why I am doing what I am doing ... please note the location of the only T column support at the landing
  16. matrixeric

    switch back stair analysis/design

    I will try to answer all of your questions at the same time: Jike: I have one column in the centre of the intermediate landing which is my only support in addition to the ends of the stringers at the foundations and deck connection. StructuralEIT: You are correct. The geometry with which I am...
  17. matrixeric

    switch back stair analysis/design

    Dear All: I am a structural engineer who has never done stair analysis/design ...for one of the projects I am currently working on the client wants us to design a "switchback" stair.The spans are such that deflections are becoming a big head ache esp when I apply the uniform live load on one...
  18. matrixeric

    ram frame ot other modeler

    RAM Structural System product though is advertised as one big do it all program you would have to buy individual licensed for the RAM Modeler, RAMBeam, RAMColumn, RAMFrame, RAMFoundations and RAM concrete to get the best out of it i.e. both gravity and lateral analysis done. I personally do not...
  19. matrixeric

    ETABS Column reactions vs Column Load Take Down

    Hello All: I am modelling a 10 story concrete 2-way slab/concrete columns/concrete shear wall model in ETABS. I have defined the concrete 2-way slab as a shell. Now coming to the problem, the reactions I obtain at columns are <50% of what I obtained from column (made sure that column is far...

Part and Inventory Search

Back
Top