1. American Water Works Association (2004). "AWWA M11 - Steel Pipe - A Guide for Design and Installation." 4 th edition Denver CO 29.
2. American Water Works Association (2008). AWWA C104-08 Standard "Cement-Mortar Lining for Ductile-Iron Pipe and Fittings." Denver CO.
3. American Water Works Association (2008). AWWA C203-08 Standard "Coal-Tar Protective Coatings and Linings for Steel Water Pipelines - Enamel and Tape - Hot Applied." Denver CO.
4. American Water Works Association (2007). AWWA C205-07 Standard "Cement-Mortar Protective Lining and Coating for Steel Water Pipe - 4-in. (100 mm) and Larger - Shop Applied." Denver CO.
5. American Water Works Association (2007). AWWA C210-07 Standard "Liquid-Epoxy Coating Systems for the Interior and Exterior of Steel Water Pipelines." Denver CO.