rdb-elseif.comrdb-elseif.com/html_files/brochure.pdf · Double Tee slabs are made with G45 concrete...
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rdb-elseif.comrdb-elseif.com/html_files/brochure.pdf · Double Tee slabs are made with G45 concrete and 3/8", 1/2" strands ASTM A416 as standard. Each double Tee slab is normally