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  1. McCarJ

    Fall Arrest Factor of Safety

    I have an anchor point that should be designed for 5000 Ibs as per OSHA , that will be based on factor of safety of 4. My question is, should i factor the 5000 Ibs or not ?, i found that some application factor it by 1.5. Thanks
  2. McCarJ

    Undeformed Bars

    Thanks Ironmon..... That is what i was looking for
  3. McCarJ

    Undeformed Bars

    A 1920 slab with undeformed bars, Can i get help on what reduction should i put into consideration for having undeformed bars instead of deformed bars !
  4. McCarJ

    help for a client

    I would get a Structure Engineer first, he might be able to address the problem by him self without the need for hiring a Geotech. one. For example he might be able to reinforce it in a more conservatively way that no need to check for the soil nature
  5. McCarJ

    Road Guardrail Design, Timber Post

    Where on the internet i can find design standards for road guardrails I am using 8" x8" timber post spaced 6' on bedrock, how deep should i go for the rock, DO i need concrete foundation or backfill with gravel around the hole, Should i use rock anchors Thanks in advance
  6. McCarJ

    Does bolting an angle to a C channel form a built up section

    The bottom (tension Flange) of the C channel is braced each 8’ by nodel angles (from one side only) I thought adding transverse stiffener to the C channel (from one side only )will increase the resistance to tensional buckling
  7. McCarJ

    Does bolting an angle to a C channel form a built up section

    How an angle bolted staggered each 3' back to back to a C channel will act.. Knowing that ============= the C Chacnnel is historic 1932 12"x25# The Angle is a new angle that could be 6" x 4" x 3/8" The C channel is simply supported with a span of 35' The C Channel is lateraly unbrace except...
  8. McCarJ

    Historic Rivets Strength

    Does any one know what is the historic strength of rivets ? I need to analyis a connection at a building built at 1912 Thanks

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