Illinois Society of Architects · Chicago · leaf 421
e wearing courst- shallconsist of clean, hard, tough, crushed rockor pebbles, free fi-om vegetable or otherorganic matter, and sliall contain no soft,flat or elongated particles. It shall passwhen dry a screen having three-eighths (^s)inch openings and not more than ten (10)per cent shall pass a… … Wherever Concreteor Brickwork is used 1 IS nee ded For use with Portland Cement for Accelerating Hardening Freeze-Proofing Water-Proofing Konax is the trade name given to Solvay liquidCalcium Chloride especially prepared for use as aconcrete accelerator and hardener. It is for useon all concrete…
Architecture · Building · Architects
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