Determine the water-cement ratio, Civil Engineering

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A concrete batch plant provided the Design Strength for the engineer's mix design to match the project's specification requirement for a 4000 psi Tremie pump mix.  The Water-cement ratio is most nearly:

1096_Determine the water-cement ratio.png

Solution:

From the given information: 

Cement + Flyash = 658-lbs

Water = 30.0-gal x 8.345-lbs/gal = 250.35-lbs

w/c = 250.35 / 658 = .38


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