Wis. Admin. Code § PSC 135.511
After 49 CFR 192.511(c), insert:
(dw) Each segment of a service line, other than plastic, intended to be operated at a pressure between 0 and 1 p.s.i.g. shall be given a leak test at a pressure of not less than 50 p.s.i.g.
History: Cr. Register, October, 1999, No. 526, eff. 11-1-99.