Southern Star Central Gas Pipeline, Inc.
Original Volume No. 1
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Effective Date: 05/01/2003, Docket: RP03-352-000, Status: Effective
Original Sheet No. 273 Original Sheet No. 273 : Effective
GENERAL TERMS AND CONDITIONS
17. MEASUREMENT AND MEASURING EQUIPMENT
Unless otherwise specified in the executed Service Agreement or
Construction and Operating Agreement, the quantities of gas received or
delivered hereunder shall be measured at a meter or meters of a type and
kind generally accepted by the natural gas industry for the measurement
of natural gas at the rates of flow and pressure expected to exist at
the point of receipt and delivery in accordance with the following:
(a) The unit of measurement of gas received and delivered hereunder
shall be calculated in dekatherms (Dths).
(b) Gas quantities measured and calculated using electronic gas
measurement equipment shall be designed, installed, and operated
as described in the American Petroleum Institute (API), Manual of
Petroleum Measurement Standards, Chapter 21, titled Flow
Measurement Using Electronic Metering Systems, Section 1,
Electronic Gas Measurement, and subsequent revisions thereto.
As described in the API Electronic Gas Measurement standard,
either the off-site or on-site calculation method will be
utilized, depending on operational considerations.
All verification and audit trail information will be created, and
available on a monthly basis, as outlined in the API Electronic
Gas Measurement standard. Included will be quantity transaction
records, configuration log information, even log information,
corrected quantity transaction records, and calibration and test
(c) Orifice meters shall be constructed in accordance with the
recommendations prescribed in the latest edition of the ANSI/API
2530 measurement standard and any subsequent amendments or
replacements thereto. Where other types of meters are used,
calculations shall be performed per normally accepted industry
practices, methods or standards.