Show itemizes cost of each trade on any building rol following loWing completion of a three story brick apartment building a clil I 1 c cago a m contractor r compiled a table show ing the proportions of individual costs to tile the total construction the total cost of 33 cents n cubic cable foot Is divided according to percentage as follows excavating 2 masonry SO 00 carpentry arid and mill work 33 13 1 3 roofing 1 plas tpring 7 plumbing 0 9 heating lienti ii 6 elec elce iric work 1 I tile work 1 sheet metal 05 painting and decorating 4 nA 1 miscellaneous tron troi OK 05 finished ed hard I 1 wore ware 1 cle cleanie clenn anin lo ond and up 01 I 1 electric fixtures 1 shades screens rens 05 approximately I 1 alp same ratio applies to other ial tor for dwelling purposes we are arc told |