AWWA C203:1966

The principle changes in this version are as follows: the scope has been changed to define the class of material used and its areas of application; the basic minimum coating has been changed to provide for a pipe which is primed, enameled, single wrapped with asbestos felt, and finished with whitewash or kraft paper wrap; a grade of coal-tar enamel suited to low temperature applications has been re-established; laboratory and field test procedures have been modified and clarified; the use of glass mops for hand application is now permitted; a limit on the loss of penetration during heating has been included; and, a section on affidavit of compliance has been added.