Sep 26, 2003 #1 pldpe Structural Sep 18, 2003 16 0 0 US I'm looking at drawings from 1921 and for the 2nd floor plan it says 3C 32" 67 s.f. It looks like a poured conc floor. Any ideas as to what this means? Thanks
I'm looking at drawings from 1921 and for the 2nd floor plan it says 3C 32" 67 s.f. It looks like a poured conc floor. Any ideas as to what this means? Thanks