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  • Users: shin25
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  1. shin25

    Se licensing

    Hi, I have been a PE for few years now. Recently, I sat for 16 hour SE test and passed. Do you know which of the east coast states has an SE title act? The state that I am in (VA) does not have one. Thanks in advance!
  2. shin25

    Pipe crushing Load

    I am working on a stacking of concrete cylinder piles four high. I am trying to make sure that the piles in the bottom row do not crush from the load above. Can you suggest me any equation to check this condition. The piles will be supported on wood dunnage.
  3. shin25

    Composite floor plan

    Attached is a part of a composite floor plan. The particular span is about 27' long. I am trying to evaluate the load carrying capacity of this span. Reading the plans, I see, beside beam designations few more numbers- (14) and V25 (I have clouded the numbers). I presume, 14 is the total...
  4. shin25

    Floor joists

    Can any one provide me a catalog cut for L-series steel floor joists? Thanks in advance.
  5. shin25

    Warehouse is it a Buisness facility or storage facility?

    I have been working on getting a building permit for a 7200 square feet warehouse. The local building official has mentioned that as a part of obtaining a building permit, the drawings need to be stamped by a P.E. and special inspections must be performed. As far as I am concerned, the...
  6. shin25

    Job Hunting

    I am thinking of leaving my current job and start a new one in about six months. I am planning to look for jobs and going for interviews with employers from now only! Is it too early to go for interviews, given that I shall be available for the new employer only after six months? I shall...
  7. shin25

    Foundation for Pre Engineered buildings.

    Can anybody direct me to a good foundation design resource for butler buildings? A pdf format will be greately appreciated. I am mostly inetersted in how to combine the uplift forces in brace and column when brace rod is at the base of a column and will resist in plane wind from the...
  8. shin25

    Ground Penetrating Radar?

    I am trying to perform a non destructive testing of a building shear wall which is about 20" thick. I was thinking of using GPR (ground penetrating radar) to do the probe. Due to congestion of reinforcing in the wall, I am giving second thought to this GPR, as it will be unable to descern...
  9. shin25

    Dual system.

    I am trying to hand check the structural analysis of an eight storey dual system (shear wall and moment frame) building. For the lateral load, how should I assign loads to moment frames and shear walls? I assume they will be shared by moment frames and shear walls based on their relative...
  10. shin25

    What is slant bond strength?

    I was reviewing the product data sheet of a concrete repair material. The data sheet contains the following- Direct tension bond strength Direct shear bond strength slant bond strength. What is 'slant bond strength'? Which bond strength should I look for to conclude that the bond with parent...
  11. shin25

    Metal Building Foundation.

    I am trying to design a slab on grade for a metal warehouse building. This slab also needs to act as foundation for column vertical tension and compression loads. This is my first time designing a foundation like this. I would like to know, how the moments due to these vertical loads can be...
  12. shin25

    Temp and shrinkage reinforcing.

    I have a 10" thick precast concrete plank. I like the reinforcing for temp and shrinkage to be .002*Ag. How many layers of reinforcing should I provide? Both top and bottom surfaces will be exposed.
  13. shin25

    More work!

    Hi, I was wondering if any one could give me some idea about doing some part time work after 5 pm, etc. I work full time as an structural engineer. I have some free time after work. I am sure that there are firms who are over flowing with projects. I think these firms may be a good source to...
  14. shin25

    316 SS all thread bar.

    I am in a situation where I have to install 316 stainless steel all thread bar, fy=75 ksi vertically in a concrete slab. But for some unavoidable reasons I have to field bend after installation about 10 degrees from the vertical axis. My question is, can this kind of bars can be bent the way I...
  15. shin25

    How to plug holes

    I am currently working on a retrofit project for which I need to drill some holes and epoxy in some rebars for a bridge barrier. But, the problem is, due to some unavoidable reasons I have to drill the holes ahead of time and install the bars after few months. I want to plug the holes during...
  16. shin25

    Tie down requirement for rail road cars

    I was looking into the tie down design requirements for products shipped on flat bed rail road cars. The requirements are- forward and backward-3g, transverse-2g, up and down-2g. I find these requirements quite unbelievable. As far as I am concerned, 3g is about the acceleration during the...
  17. shin25

    Concrete Repair

    Currently I have been prescribing concrete repair procedure for some bridge components. These repairs are for general production defects like large honey comb, spalling, etc. The product that I prescribe to do the repair with is EMACO S88 C1 for non structural conditions. Also, this product is...

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