Okla. Admin. Code § 165:45-5-13

Current through Vol. 42, No. 4, November 1, 2024

Section 165:45-5-13 - Periodic testing of meters and test equipment

(a) Every utility shall make periodic tests of all meters, associated devices, and instruments to insure their accuracy. Such tests shall be scheduled within the calendar year, or earlier, when the interval is stated in years; or within the calendar month, or earlier, when the interval is stated in months. The basic periodic test interval shall not be longer than provided in the following schedule (Note: Maintenance programs suggested by manufacturers of the following meters and devices should be carefully followed.):

(1) Positive displacement meters:

(A) Schedule as provided in programs submitted to and approved by the Commission as provided in subsection (b) of this Section

(B) 500 c.f./hr. or less - 10 years

(C) 501 to 1500 c.f./hr. - 7 years

(D) 1501 to 2500 c.f./hr. - 5 years

(E) Over 2500 c.f./hr. - 3 years

(2) Orifice meters - 6 months

(3) Base pressure correcting devices - 24 months

(4) Base volume correcting devices - 24 months

(5) Secondary standards:

(A) Immersion Type Cubic-Foot Bottle, one (1) cubic foot - 10 years

(B) Dead weight tester - 10 years

(C) Pneumatic dead weight tester - 2 years

(6) Working standards:

(A) Bell provers - 5 years

(B) Rotary displacement test meters - 5 years

(C) Flow provers - 5 years

(D) Laboratory quality indicating pressure gauges - 6 months

(b) The Commission may, upon application of the utility and after notice and hearing, extend the test intervals on any meters or class of meters, based upon a statistical sampling methodology or a similar methodology, upon proper showing that the extension would not be detrimental to consumers.

Okla. Admin. Code § 165:45-5-13

Amended at 13 Ok Reg 3259, eff 7-25-96

Amended by Oklahoma Register, Volume 36, Issue 21, July 15, 2019, eff. 7/25/2019