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  1. TFL

    Wood water tankseismic analysis

    I was wondering if someone could offer me some guidance. I have been struggling to find a reference that talks about the analysis of wood stave tanks. I am looking at an existing redwood tank to try to offer an opinion as to it’s seismic resistance . There seams to be a common trend out here(CA)...
  2. TFL

    Bank Vault

    i think there may be a ul listing they reference i am not sure
  3. TFL

    Crane support

    I am trying to figure out what size myself right now. i will post it when i know thanks for all the posts
  4. TFL

    Crane support

    I saw a conceptual detail come thru our office the other day and was wondering what people thought about it. It was a rough scematic for a preengineered building were the crane was supported of the frame with brackets. I have never seen this detail before. when i have done this it has always...
  5. TFL

    Submitting calculations

    I completely agree with the software packages are not produncing good reports. I use ram system. I find it very difficult to determine what sort of loads it's load generator is using for lateral forces. I really think they should work harder developing good reports or graphics that let you know...
  6. TFL

    Compensated Uniform Mat Contact Pressure?

    thanks i did talk to them. it actually describes the method used to determine it. thanks for the help tim
  7. TFL

    Compensated Uniform Mat Contact Pressure?

    Could a geotech please define this term for me? Is this the bearing preassre that is allowed after you add back in the weight of the soil that was removed above the base of the footing. Example of my thought. IF i have a 10 foot deep spread footing in 125 pcf soil. The bearing preasssure...
  8. TFL

    Submitting calculations

    JAE, Thanks for the link. You had a lot of great comments in the thread!!! i agree with you completely tfl
  9. TFL

    Submitting calculations

    sorry i did not see the new thread eddy c, I am talking about doing what ever calcs you feel needed to design with competance, putting them in a file and leaving them there until needed. do i need to write down that 2X10s at 16" o.c. can span 10' in a house to make it ok? I just think having...
  10. TFL

    Engg vs. Conventional Construction - residences in Florida

    eddy c, I am talking about doing what ever calcs you feel needed to design with competance, putting them in a file and leaving them there until needed. do i need to write down that 2X10s at 16" o.c. can span 10' in a house to make it ok? I just think having to take the time to "pretty up"...
  11. TFL

    Engg vs. Conventional Construction - residences in Florida

    I hope this is not hijacking the original thread.... I completely agree that calculations are required by code for most buildings. I just don't know if i see the value in it. If the person who receives the calculations is qualified to review the calculations; then they should be qualified to do...
  12. TFL

    Engg vs. Conventional Construction - residences in Florida

    I work in the northeast. it is my understanding that submittimng calculations is a west coast thing. no state in the east that i am aware actually requires the submittal of calculations. partly becasue no one is usually qualified to check them. tyically they just want a stamp on the plans to...
  13. TFL

    UK <-> US Chartership recognition?

    istructe http://www.istructe.org.uk
  14. TFL

    timber shed

    one thing i have done in the past is cast a steel tube or pipe into the concrete with an inside clear dimension that matches your posts. Thatmwill keep the post from contacting the concrete and at least seperate the two. the theer option is to embed 4 steel posts into concrete and do the rest...
  15. TFL

    Compression strength of concrete cube

    i think the wood is probably to protect his machinery. could be worng though
  16. TFL

    Cathedral Ceiling Rafter Thrust Load

    I agree with Bylar. collar ties help to hold the ridge together under wind suction. though i never count on it, they also help to theoretically cut the span on the rafters under symetrical live load. read snow load.
  17. TFL

    PE license by exam????

    HGTX, can you just get an ncees record. that way you can tell your boss you are simply doing it incase you need it. then transfer the experiance record to ny via the records program. it is more expensive but may be politically better
  18. TFL

    Professional Society Attendance?

    The real benifitis the people you meet. The benifits may not be immediate. The people on the committee could be the boss in 5 or 10 years that hires you once they are promoted. As a young person you can get yourself involved in commitees on a national level where they are actively seeking young...
  19. TFL

    Indispensable Books for Structural Engineers

    any book with Dilbert on the cover :-)
  20. TFL

    Column Lateral Bracing Design

    typically it is a percentage of the axial load. I believe the theory works out to be about 2-3% of the axial load is needed. i don;t have my stability book to check that number. i usually design for 10% of the axial to be safe, as long as it is not rediculous of course

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