PRODUCING HIGH QUALITY READY-MIXED FOR HIGHWAY WORK

HIGH QUALITY READY-MIXED CONCRETE REQUIRES' /1/ MATERIALS OF SATISFACTORY QUALITY HANDLED IN SUCH A WAY AS EITHER TO REMAIN UNIFORM OR TO PERMIT ALLOWANCE FOR ANY CHANGES, /2/ ACCURATE COMPOUNDING OF THESE MATERIALS IN THE PROPORTIONS REQUIRED BY THE SPECIFICATIONS, /3/ UNIFORM BLENDING OF THE BATCHED INGREDIENTS TO ASSUME HOMOGENEITY, AND /4/ RETENTION OF THE BUILT-IN POTENTIAL UNTIL THE CONCRETE IS IN PLACE.