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AWWA C303-2017
Concrete Pressure Pipe, Bar-Wrapped, Steel-Cylinder Type
This standard describes the manufacture of concrete pressure pipe, reinforced with a steel cylinder that is helically wrapped with mild steel bar reinforcement, in sizes ranging from 10 in. through 72 in. (250 mm through 1,830 mm), inclusive, and for working pressures up to 400 psi (2,760 kPa).
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AWWA: American Water Works Association [awwa]
AWWA: American Water Works Association [awwa]