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  • Users: amain002
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  1. amain002

    Time required for CIP Anchor Bolt to fully set in concrete

    Wanted to get some opinion on how long does a cast in place anchor take to fully set in concrete (foundation/pier). I have a situation where the contractors wants to go ahead and start installing steel columns asap. The concrete is only 3 days old but has reached it 75% capacity. Having said...
  2. amain002

    Design loads for decorative ornamental Railings

    Hello everyone. I am seeking for some advice and help to design a decorative ornamental railings. While reviewing the load requirement in the IBC and ASCE, I found these to the basic loading criteria: i) A uniform load of 50 PLF ii) A concentrated load of 200 lbs placed at the top of the...
  3. amain002

    Cable Rail - Guardrail system design - Analysis and thoughts

    All, I have a question, more related to statics I believe, but confusing the heck out of us in the office. Different people have different opinion on this so wanted to have a broader opinion of great scholars in this forum. I have a condition where cables rail system is used as a guardrails...
  4. amain002

    Connection of steel member of different grades

    I have a condition where I need to splice connection for a beam. The beam is pretty long (roughly 90 ft) and has a long wait time for delivery. So, the contractor decided to get two short beam and splice it. However, the readily available beams are of two different grades (both with same Fy = 50...
  5. amain002

    Double and Bolted Welded Connection with combined shear and Axial force.

    Hello fellow engineers, I am having some trouble trying to analyze the double angle bolted welded connection with both axial and shear force acting on it. Please see attached file for connection description. I was not able to find much information in the AISC manual, so hoping that you guys...
  6. amain002

    Steel Beam Connection Design for Horizontal Loading

    Hello all, I am seeking for some ideas for steel beam connection design. I have a condition where I have a steel beam connection into a embed plate on wall and I have three loading conditions: Shear, Axial and Horizontal Loading. I can design for shear and axial load for simultaneous loading...
  7. amain002

    Column Rebar Configuration

    I have a question about rebar configuration for column which I am not familiar too so hope you guys could help me with this. This is for a building with 1st floor SOG, 2nd floor slab, 3rd floor transfer slab and wood framing above. Typically for concrete column, our detail shows rebar from the...
  8. amain002

    Does welding reduce the strength of a steel member?

    Hello everyone, This is just a general question and would like everyone's input on it. Lets say for example, I have a double angle all side welded connection connecting a steel beam (W12x19) to Girder(W14x22) steel beam. There a minimum base metal thickness requirement for shear rupture for...
  9. amain002

    Maximum Weld Size for 1" plate connected to .465" HSS tube

    Hello everyone, I have a question which is kinda debatable. I have a 1" plate connected to HSS column with 0.465" thickness. The AISC specs says that the max weld size is 1/16 less than the plate size which in my case can go upto 15/16" weld size. In my analysis I need 1/2" weld but since my...
  10. amain002

    Is sheathing considered as bracing for the wall

    Hello, I have a question about whether or not wall sheathing (gypsum board) is considered as continuous bracing for the wood stud walls. I am trying to understand if we can consider a wood stud spaced at 16" oc with sheathing attached be considered fully/continuously braced or unbraced stud...
  11. amain002

    Hand rail and post design for metal stairs.

    I am working on designing a post for a steel stairs and was wondering if I could use plastic analysis instead of elastic analysis. If so I have been trying to find a reference in the AISC or any other manual for provisions to do so. If you guys could help me out, it will be highly appreciated...

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