AWWA C203:1955
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Standard Specifications for Coal-Tar Enamel Protective Coatings for Steel Water Pipe (C203 Sizes 30 In. and Over, and C204 Sizes up to 30 In.) (PDF)
01-01-1955
01-12-2025
The most recent changes in Specifications C203-55 were made on July 14, 1955, and include the following: Appendix Sec. A5-2.1.2-Weight per 100 Sq.Ft. [of asbestos coal-tar saturated felt] - limits changed from 12.5-15.5 lb. to 12-15 lb.; Appendix Sec. A5-2.1.5-Saturation - percentages changed and formula for calculation added; and, the following changes have been made in the date of ASTM designations referred to in these specifications - ASTM D88-38 changed to D88- 53; ASTM D146-27, to D146-47; ASTM D154-28, to D154-53; and ASTM D287-39, to D287-53T.
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Standard
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American Water Works Association
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Superseded
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