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Re: Min. masonry reinf

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Bill Sherman wrote:
> I have a 12-inch thick concrete masonry wall to be reinforced per UBC's
> minimum reinforcing requirements for Seismic Zone 3 (i.e., total vert +
> horiz
> reinf greater than 0.002 times gross area of wall).  Any recommendations on
> the most economical arrangement of vertical reinforced cells and horizontal
> bond beams (and/or horizontal joint reinforcement) to satisfy the code?

I recommend the largest vibrated grout cell spacing and the largest bars
to meet Code minimum or design.  Vibrated grouting costs more especially
when the wall height exceeds 8 feet.

Donn Wooldridge RA/SE
Phoenix, AZ