www.apwa.net  The American Public Works Association is an international educational and professional association of public agencies, private sectors companies, and individuals dedicated to providing high quality public works goods and services.

www.cwea.org  California Water Environment Association is a not-for-profit association of 7,700-plus professionals in the wastewater industry.  Committed to keeping California’s water clen.  Train and certify wastewater professionals, disseminate technical information, and promote sound policies to benefit society through protection and enhancement of our water environment. 

www.astm.org  American Society for Testing and Materials is one of the largest voluntary standards development organizations in the world—a trusted source for technical standards for materials, products, systems, and services.

www.iapmo.org The International Association of Plumbing and Mechanical Officials is committed to serving the plumbing and mechanical communities around the world.  IAPMO has been dedicated to the orderly yet aggressive evolution of codes and product standards best able to address the needs of the public and the plumbing/mechanical communities in hundreds of jurisdictions. 

Mission Clay Products Manufacturer of  vitrified clay pipe & fittings for over 50 years.

National Clay Pipe Institute is an organization established for the purpose of providing research and technical information concerning vitrified clay pipe to the consulting engineering profession and to the various federal, state and local agencies involved in the design and construction of sanitary sewer systems.

No Dig Pipe—Sewers-Without the Trench—A division of MCP industries

 

Gladding McBean Manufacturer of clay products including vitrified clay sewer pipe, architectural terra cotta, clay roof tile and glazed terra cotta pottery since 1875.

 

NCPI Western Region, © 2005