| 031314 Admixtures
Admixtures to be used for concrete when permitted by the Engineer shall confirm to the requirements of ASTM C260 & ASTM C494. Admixtures used in the work shall be of the same composition as used is establishing concrete proportions for the required class of concrete.
03132 Concrete
031321 General
Concrete for the works shall be the specified class obtained from the mix proportion as indicated in the "Standard mixes for ordinary Structural Concrete" of this Specification or as established by tests.
Concrete shall be capable of being placed without segregation. It shall when cured develop the strength and appearance as required by the Specification.
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