Developed by Subcommittee: C04.20
WITHDRAWN, NO REPLACEMENT
1.1 This specification covers perforated drain tile made from clay, shale, fire clay, or mixtures thereof, and fired. In this specification, the term perforated drain tile or tile shall mean tile made only from these materials.
1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.