National Fuel Gas Supply Corporation

Fourth Revised Volume No. 1

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Effective Date: 04/21/2010, Docket: RP10-504-000, Status: Effective

First Revised Sheet No. 443 First Revised Sheet No. 443

Superseding: Original Sheet No. 443

 

GENERAL TERMS AND CONDITIONS

 

 

25. PROVISIONS APPLICABLE ONLY TO RATE SCHEDULES SS-1 AND SS-2 (Cont'd.)

 

25.4 Measuring Equipment

 

(a) Ownership and Operation. Unless otherwise agreed upon,

Transporter shall install, maintain and operate at or near the

delivery points, measuring stations properly equipped with

displacement or orifice meters and other necessary measuring

equipment by which the Volume of Gas and Quantity of Gas

delivered hereunder shall be measured. Orifice meters shall

be installed and operated in accordance with specifications

recommended in Gas Measurement Committee Report No. 3 of the

American Gas Association, as the same may be amended from time

to time, applied in a practical manner. Displacement meter

dial readings shall be adjusted for varying pressure and

temperature conditions.

 

(b) Installation. All installations of measuring equipment,

applying to or affecting deliveries by Transporter to Buyer

and by Buyer to Transporter, shall be made in such manner as

to permit an accurate determination of the Volume of Gas and

Quantity of Gas delivered or received and ready verification

of the accuracy of measurement. Reasonable care shall be

exercised in the installation, maintenance and operation of

any pressure regulating equipment so as to avoid, as far as

practicable, any inaccuracy in the determination of the Volume

of Gas and Quantity of Gas delivered or received hereunder.

 

(c) Measuring Equipment Failures. In the event measurement

equipment is out of service, or registering inaccurately, the

Volume of Gas and/or Quantity of Gas delivered by Transporter

to Buyer or by Buyer to Transporter shall be estimated:

 

1. by using the registration of any check meter, meters or

other measurement equipment if installed and accurately

registering or, in the absence of 1;

 

2. by correcting the error if the percentage of error is

ascertainable by calibration, test or mathematical

calculation or, in the absence of both 1 and 2, then;