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  • Ductile Iron Pipe Research Association
    1322 Riverhaven Place
    Birmingham, Alabama
    USA 35244
    (205) 402-8700

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The Ductile Iron Pipe Research Association provides accurate, reliable engineering information about ductile iron pipe to a wide variety of utility and consulting engineers. From its inception nearly 100 years ago, the Ductile Iron Pipe Research Association (DIPRA) has provided accurate, reliable and essential engineering information about cast iron—and now ductile iron—pipe to a wide variety of utilities and consulting engineers.



Primary Location

1322 Riverhaven Place
Birmingham, Alabama
USA 35244
(205) 402-8700


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