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Re: Steel Deck Diaphragms

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Thanks to everyone who took the time to give me advice. It is really
appreciated.

I've taken measures to get what I designed and will share any "persuasive
marketing" comments from the installer with you all.

Again thanks.

Barry H. Welliver

"Barry H. Welliver" wrote:

> I have specified a 22ga. steel deck  with puddle
> welds at supports and #10 TEK screws at side laps.
> The field has "supplied" a punched (button?) hole
> at the side laps. My questions are:
>
> 1.    Is this crimped button hole comparable to
> the TEK screws for side lap shear transfer?
> 2.    If so, is there available information
> regarding substitution?
> 3.    Is this method (punched hole) considered a
> stitch fastener?
>
> Comments appreciated.
>
> Barry H. Welliver
>