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Recent content by WDM

  1. WDM

    Health Insurance and Consulting

    I purchased Blue Cross Blue Shield through a broker 5 years ago. I'm a self-employed small consulting business owner. My premiums are high, my deductible is high. I like solo consulting and find it worth the hurdles.
  2. WDM

    Enercalc vs. Tedds (or other)

    I've used Enercalc for years. The latest version 6, though challenging at first, plagued with lockups and bugs in now rather stable. I like Enercalc, it is much better than the older version now. Graphics and clarity of input is also much better than old version. Regarding Tedd's, I tried a...
  3. WDM

    Looking for 1962 or 1970 LH joist table

    Thanks Mike. Bill
  4. WDM

    Looking for 1962 or 1970 LH joist table

    Thanks Mike. It's a 24LH06 and spanning 48'. Bill
  5. WDM

    Looking for 1962 or 1970 LH joist table

    Does anyone have a pdf of the 1962 or 1970 LH load tables? I am evaluating adding a light monorail to these existing joists. Thank you. Bill
  6. WDM

    precast double tee capacity

    The owner wants to store 3'x6' steel boxes (filters)weighing up to 4k (222 psf) on these tees. They may be spread out to avoid overstressing the tees. Also, they need to drive fork trucks on these tees. I'm thinking the they could likely safely store boxes near the ends of the tees but not at...
  7. WDM

    precast double tee capacity

    Thanks to all you folks for your valuable input. No resolution yet at my end though.
  8. WDM

    precast double tee capacity

    thank you. that is what I was thinking if necessary.
  9. WDM

    precast double tee capacity

    Greetings, I have been asked to evaluate an existing building that has 4' wide (stems @ 24" o.c.) double tees that span 27 feet and some span 36.5'. The short ones have 12" deep stems and the longer span tees have 15" stems. They are mid to late 1960's and in Southern NC, near Charlotte...
  10. WDM

    Medical Vault, Concrete & Rebar Design

    Does anyone know the reinforcing requirements for concrete vaults used for sheilding medical equipment's radiation? Two foot thick walls are specified by the hospital for a High Density Radiation Vault and up to 6' thick walls around a Linear Accelerator Vault. Also, is there a special high...
  11. WDM

    3' wide double tee capacity

    WDM (Structural) Sep 18, 2003 I am inspecting an old road bridge made from (6) 36" wide double tees. The double tees are 19" overall depth, 5" flange thickness, webs at 24" on center, with (2) 0.5" strands in the bottom of the webs. The bridge was abandoned and moved...
  12. WDM

    16" Deep, 4'-0" Wide Precast Double Tees

    I am inspecting an old road bridge made from (6) 36" wide double tees. The double tees are 19" overall depth, 5" flange thickness, webs at 24" on center, with (2) 0.5" strands in the bottom of the webs. The bridge was abandoned and moved to a residence for crossing a...
  13. WDM

    Containment Structures and Crack Width

    Try ACI 350R for environmental containment structural design information.
  14. WDM

    Storage Rack Design

    I am looking for design criteria for designing industrial storage racks. I am primarily looking for impact forces to rack posts from fork trucks and seismic factors. Any help is appreciated. Thanks in advance. WDM
  15. WDM

    cyclic test results for moment connections

    In IBC 2000 for Special Moment Frames reference is made to AISC's Siesmic Provisions part I and III. In order to design Special or Intermediate Moment Frames column to beam connections, cyclic test results are required for similar projects. Where are the test results available?
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