15A NCAC 18C .0907 VALVES
(a) Valves should be installed on all branches from feeder mains, and between mains and hydrants according to the following schedule:
(1) three valves at x (crosses),
(2) two valves at T's (tees), and
(3) one valve on single hydrant branch.
(b) All valves installed in water distribution systems shall meet the appropriate AWWA Standards C 500‑71 (adopted in 1971), C 504‑74 (adopted in 1974), and C 507‑73 (adopted in 1973) of the American Water Works Association, Inc., that are incorporated by reference including any subsequent amendments or editions. Copies are available for public inspection as set forth in Rule .0102 of this Subchapter. All valves must be installed in such a manner as to be readily accessible, preferably, the use of an appropriate valve box and cover.
History Note: Authority G.S. 130A‑315; 130A‑317; P.L. 93‑523;
Eff. January 1, 1977;
Readopted Eff. December 5, 1977;
Amended Eff. April 1, 2014; March 31, 1980;
Pursuant to G.S. 150B-21.3A, rule is necessary without substantive public interest Eff. November 23, 2015.