117-R90 Commentary on Standard Specifications for …

ACI 117R-90. Reapproved 2002. Commentary on Standard Specifications for Tolerances for Concrete Construction and Materials (ACI 117-90). Reported by ACI Committee 117. W. Robert Little Russell S. Fling Chairman Chairman, Editorial Subcommittee S. Allen Face Andrawos Morcos B. J. (Duke) Pointer Thomas C. Heist Clark B. Morgan Jr. Dean B. Stephan Jr.*. Richard A. Kaden Harry M. Palmbaum Eldon Tipping Ross Martin William S. Phelan Carl S. Togni Peter Meza Joe V. Williams, Jr. This report is a Commentary on the Standard Specifications for Tolerances the tolerances given are Standard or usual tolerances that ap- for Concrete Construction and Materials. It is intended to be used with ACI ply to various types and uses of concrete construction. They 117 for clarity of interpretation and insight into the intent of the committee regarding the application of the tolerances set forth therein.

TOLERANCES. 117R-5. 2.5— Concrete 2.5.1 Where the specification has specified slump as a maximum, the project specifications should provide for the

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