TransColorado Gas Transmission Company

Original Volume No. 1

Effective Date: 05/15/2000, Docket: GT00- 25-000, Status: Effective

First Revised Sheet No. 239 First Revised Sheet No. 239 : Superseded

Superseding: Original Sheet No. 239

GENERAL TERMS AND CONDITIONS

10. MEASUREMENT (Continued)

determination of the factors used in such gas measurement, such new method

or technique may be substituted by TransColorado. TransColorado shall

promptly inform all shippers of any new techniques adopted.

10.12 Calibration and Test of Meters. The accuracy of all measuring

equipment shall be verified by TransColorado at reasonable intervals, and

if requested, in the presence of a representative of Shipper, but neither

Shipper nor TransColorado shall be required to verify the accuracy of such

equipment more frequently than once in a 30-day period. If either party

at any time desires a special test of any measuring equipment, it will

promptly notify the other, and the parties shall then cooperate to secure

a prompt verification of the accuracy of such equipment. Shipper shall

bear the costs of any special test requested by Shipper unless the

measuring equipment is found to be inaccurate by 2% or more.

10.13 Correction of Metering Errors. If, upon any test, any

measuring equipment is found to be inaccurate, such equipment shall be

adjusted immediately to measure accurately. If, upon any test, the

measuring equipment in the aggregate is found to be inaccurate by two

percent (2%) or more at a recording corresponding to the average hourly

rate of gas flow for the period since the last preceding test, any

payments based upon inaccurate measurement shall be corrected pursuant to

Section 13 of these General Terms and Conditions at the rate of such

inaccuracy for any period that is known definitely or agreed upon, but in

case the period is not known definitely or agreed upon, such correction

shall be for a period extending over one half of the time elapsed since

the date of the last test.

10.14 Failure of Measuring Equipment. In the event any measuring

equipment is out of service or is found registering inaccurately and the

error is not determinable by test, or by previous recordings, receipts or

deliveries through such equipment shall be estimated and agreed to by the

parties upon the first of the following methods that is feasible:

(a) By correcting the error if the percentage of error is

ascertainable by calibration, special test, or mathematical calculation,

or, in the absence of (a);