Energy West Development, Inc.

Original Volume No. 1

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Effective Date: 06/11/2010, Docket: RP10-732-000, Status: Effective

First Revised Sheet No. 47 First Revised Sheet No. 47

Superseding: Original Sheet No. 47

General Terms and Conditions

11. MEASURING EQUIPMENT

11.1 Measuring Station. Transporter will install, maintain and operate at or near

the Delivery Point(s), a measuring station properly equipped with meters, and

other necessary measuring equipment by which the volume of Natural Gas made

available to or on behalf of Shipper shall be measured and determined in

accordance with Section 9 of these General Terms and Conditions.

(a) Orifice Meters. Orifice meters, if used, shall be installed, and Gas

quantities computed, in accordance with American National Standard

Bulletin ANSI/API 2530, Orifice Metering Of Natural Gas, dated June 1979,

and any modification and amendments thereof, and shall include the use

of flange connections and straightening vanes.

(b) Diaphragm or Turbine Meters. Diaphragm or turbine meters, if used, shall

be installed, and Gas quantities computed, in accordance with generally

accepted industry practices.

(c) Electronic Flow Computers. Electronic or other types of flow computers,

if used, shall be installed, and quantities calculated in accordance with

generally accepted industry practices.

(d) New Measurement Techniques. If at any time a new method or technique is

developed with respect to Gas measurement or the determination of the

factors used in such Gas measurement, such new method or technique may

be substituted upon receipt of Commission authorization or in accordance

with generally accepted industry practices.

11.2 Check Measuring Equipment. Shipper may install, maintain and operate, at its

own expense, downstream of the Delivery Point, such check measuring equipment

as desired, provided that such equipment shall be so installed as not to interfere

with the operation of Transporter's measuring equipment.

11.3 Right to be Present. Transporter and Shipper shall have the right to have

representatives present at the time of any installing, reading, cleaning,

changing, repairing, inspecting, testing, calibrating, or adjusting done in

connection with the other's measuring equipment used in measuring or checking

the measurement of deliveries of Gas under any Transportation Service Agreement

between Transporter and Shipper. Either party shall give the other reasonable

advance notice of such activities with respect to meters. The records from such

measuring equipment shall remain the property of their owner, but upon request

each will submit to the other its records and charts, together with calculations

therefore, for inspection and verification, subject to return within 30 days

after receipt thereof.

11.4 Care Required. All installations of measuring equipment applying to or

affecting deliveries of Gas shall be made in such a manner as to permit an

accurate determination of the quantity of Gas delivered and ready verification

of the accuracy of measurement. Reasonable care shall be exercised by both

parties in the installation, maintenance and operation of pressure regulating

equipment so as to prevent any inaccuracy in the determination of the volume of

Gas delivered under any Transportation Service Agreement.