Plastic pipe.

(a)New plastic pipe is qualified for use under this part if:#

(1)It is manufactured in accordance with a listed specification;#

(2)It is resistant to chemicals with which contact may be anticipated; and#

(3)It is free of visible defects.#

(b)Used plastic pipe is qualified for use under this part if:#

(1)It was manufactured in accordance with a listed specification;#

(2)It is resistant to chemicals with which contact may be anticipated;#

(3)It has been used only in gas service;#

(4)Its dimensions are still within the tolerances of the specification to which it was manufactured; and#

(5)It is free of visible defects.#

(c)For the purpose of paragraphs (a)(1) and (b)(1) of this section, where pipe of a diameter included in a listed specification is impractical to use, pipe of a diameter between the sizes included in a listed specification may be used if it:#

(1)Meets the strength and design criteria required of pipe included in that listed specification; and#

(2)Is manufactured from plastic compounds which meet the criteria for material required of pipe included in that listed specification.#

(d)Rework and/or regrind material is not allowed in plastic pipe produced after March 6, 2015 used under this part.#