The State Plumbing Code adopting the Uniform Plumbing Code (UPC), published by the International Association of Plumbing and Mechanical Officials (IAPMO), as amended, as the official State Plumbing Code, is hereby adopted with the following exceptions:
(A) The use of type M copper pipe or tubing for water piping is prohibited;
(B) The use of concrete sewer pipe, asbestos cement sewer pipe and bituminized fiber sewer pipe for building sewers is prohibited;
(C) The use of a cellular core, PVC piping below grade is prohibited;
(D) The use of soldered or sweated joints below grade is prohibited. Only brazed, flared joints or compression fittings that meet American Water Works Association (AWWA) standards are permitted below grade;
(E) The use of plastic piping in the water distribution system is prohibited except in residential automatic fire sprinkler systems as provided in § 150.123;
(F) The use of ferrous pipe and fittings in conjunction with copper pipe or tubing in the water supply system is prohibited;
(G) The use of cross linked polyethylene tubing (PEX) in residential water distribution systems and in underground installations, in strict compliance with the Uniform Plumbing Code, is approved. In his or her discretion, the Plumbing Inspector may also approve the use of PEX in light commercial construction if he or she determines that PEX will not be subject to physical damage through exposure to heat or flame or mechanical or chemical damage. PEX will normally not be approved for heavy commercial or industrial applications because of the susceptibility to physical damage;
(H) There shall be installed in each service line supplying a water meter a full flow valve which shall be installed with a mechanical connection or compression fitting that meets American Water Works Association (AWWA) standards; and
(I) The use of high density polyethylene (HDPE) tubing for water services lines from the curb box to the meter is permitted under the following conditions:
(1) There shall be no splices or joints under a concrete floor;
(2) HDPE tubing shall be protected where it passes through a concrete floor or wall with either semi-ridged or ridged insulation of at least one inch in thickness between all surfaces of the tubing and concrete, or through the use of a sleeve or box out so that when installed the tubing will not be in direct contact with the sleeve or box out; and
(3) A permanent brace or bracket shall be used to mount a water meter served by HDPE tubing.
(Prior Code, § 8-4-3) (Ord. 150, passed 5-1-1972; Ord. 297, passed 6-4-1984; Ord. 393, passed 11-6-1990; Ord. 494, passed 6-1-1998; Ord. 523, passed 3-6-2000; Ord. 611, passed 8-2-2004; Ord. 682, passed 2-16-2009; Ord. 701, passed 5-3-2010; Ord. 742, passed 12-3-2012; Ord. 788, passed 9-21-2015)