WAC 480-90-348:

WACs > Title 480 > Chapter 480-90 > Section 480-90-348

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480-90-343 << 480-90-348 >> 480-90-353

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PDFWAC 480-90-348

Frequency of periodic meter tests.

(1) The minimum periodic test interval for gas meters, other than orifice meters, is as follows:

(a) Meters with capacity up to three thousand cubic feet per hour - Every ten years;

(b) Meters with capacity three thousand cubic feet per hour and over - Every five years.

(2) The minimum periodic test interval for orifice meters is as follows:

(a) Differential gauges - At least once each three months;

(b) Orifice plate - At least once each year.

(3) A meter sampling program may be implemented by the utility in lieu of the basic periodic test interval as provided for under WAC 480-90-343, Statement of meter test procedures.

[Statutory Authority: RCW 80.01.040 and 80.04.160. WSR 01-11-003 (Docket No. UG-990294, General Order No. R-484), § 480-90-348, filed 5/3/01, effective 6/3/01.]