(1)

Vitrified clay pipe and fittings shall be certified to CSA A60.1-M, “Vitrified Clay Pipe.”

(2)

Couplings and joints for vitrified clay pipe shall be certified to CSA A60.3-M, “Vitrified Clay Pipe Joints.”

(3)

Vitrified clay pipe and fittings shall not be used except for an underground part of a drainage system.