View Full Version : Will this work?
Walter Baker
06-28-2003, 05:42 PM
Instead of using wedge bolts drilled and embedded in the concreter footing, would simply drilling and inserting deformed rebar in an epoxy-filled hole in the footing be sufficient to anchor the rebar, while the other end could be tapped and a nut applied to hold down the top plate, thus supplying tension to the wall? The cavity could be filled with concrete.
Also, instead of joining the sections of vertical rebar (used instead of all-thread rod) as the wall is built, could the rebar be overlapped by about 16 inches, and securely tied with several wire ties, then said cavity filled with concrete?
Thank you for your assistance.
Walt Baker
On the first statement my comment is - why do that? It seems like you are overdesigning a typical footing/stemwall detail. Why not pour the anchor bolts in with the stemwall by wetsetting them in place as you pour? Then you don't need to drill and epoxy anything. This also ties in with your second statement regarding the vertical rebar. Typically a minimum overlap on rebar is 12 times the diameter of the rebar. So if you have #4 rebar (size of 4/8" = 1/2") times 12 = 6" min. overlap. So 16" overlap would be fine in this case.
Hopefully I'm understanding what you are attempting here and not going off on a tangent.
Instead of using wedge bolts drilled and embedded in the concreter footing, would simply drilling and inserting deformed rebar in an epoxy-filled hole in the footing be sufficient to anchor the rebar, while the other end could be tapped and a nut applied to hold down the top plate, thus supplying tension to the wall? The cavity could be filled with concrete.
Also, instead of joining the sections of vertical rebar (used instead of all-thread rod) as the wall is built, could the rebar be overlapped by about 16 inches, and securely tied with several wire ties, then said cavity filled with concrete?
Thank you for your assistance.
Walt Baker
Walter Baker
06-30-2003, 04:12 PM
Thanks for you imput. I am trying to surface-bond concrete block. Didn't inbed vertical rebar in footing when it was poured because was not sure of location for placement. Idea in surface bonding is to compress wall, from top plate to footing, as I understand it.
Walt
Oh.. I understand now. It's an interesting idea. I think it would work but don't quote me on that. :D
One thing to remember, especially with this method, is don't backfill the block walls until the floor framing is in place. This will decrease the chance of overturning the wall.
Walter Baker
07-02-2003, 05:43 AM
Roger backfill only after floor is in. Thanks.
Walt
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