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  1. ccking1

    Design standards for Crane

    I've just glanced over it myself and there's some very interesting stuff in there. But it's old material, older than I am! Is there an earlier version of this handbook. Thanks a lot for the digitized jod you've done.
  2. ccking1

    Design standards for Crane

    Thanks, I've just checked CSA B167, but seems it threats only the maintenance and inspection of cranes. Does CMAA-70 give the combinaisons, safety criteria en deflexions required to design the girder and trolleys. The existing hoist will be kept. Unfortunately, I cant contact the...
  3. ccking1

    Design standards for Crane

    Hi! I've to modify an existing over head crane made of 2 girders. I'd like to know what standard do apply to this situation. I'm from Canada, and some canadian or international standards would be perfect! Thanks!
  4. ccking1

    Roark's Formulas

    I have a book given by an older engineer (retired now). Teng H. Hsu, Stress and Strain Data Handbook, 1986. I never even opened it. Should I upgrade to Roark's?
  5. ccking1

    Plate for a man hole

    Thing is that I work for a steel fabricator. A simple plate for that use would be a lot cheaper than buying one from a supplier. It's more a well cover at the end of a floor gutter in an industrial building. I would like to replace the traditional grating.
  6. ccking1

    Plate for a man hole

    I have to design a plate acting as a cover for a man hole. It is 24"x24" supported on all sides. There is going to have heavy circulation over it. I know there is biaxial bending an torsion but dont know how to design it. Have any info on this design?

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