Pennsylvania Statutes Title 53 P.S. Municipal and Quasi-Municipal Corporations § 4614. Cast-iron pipes

All cast-iron pipes must be sound, free from holes, and of a uniform thickness, known as “extra heavy” pipe, and corresponding fittings will be required.  The pipe must be tested to fifty pounds water pressure, and marked with the maker's name.

Pipes shall weigh as follows, namely:

Two-inch pipe, five pounds per lineal foot.

Three-inch pipe, nine pounds per lineal foot.

Four-inch pipe, twelve pounds per lineal foot.

Five-inch pipe, fifteen pounds per lineal foot.

Six-inch pipe, nineteen pounds per lineal foot.

Eight-inch pipe, thirty pounds per lineal foot.

Ten-inch pipe, forty-three pounds per lineal foot.

Twelve-inch pipe, fifty-four pounds per lineal foot.