Garden Banks Gas Pipeline, LLC
Original Volume No. 1
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Effective Date: 05/10/2010, Docket: RP10-594-000, Status: Effective
First Revised Sheet No. 66 First Revised Sheet No. 66
Superseding: Original Sheet No. 66
GENERAL TERMS AND CONDITIONS
(d) A specific gravity correction shall be applied to measured
volumes. The specific gravity to be used for such
correction shall be determined at an appropriate location
from a continuous sampling device, by a gravitometer,
chromatograph or other device of standard manufacture and
shall be either (1) recorded using digital recorders or
other mutually agreeable recording device in which case an
arithmetic average (to be determined during the period of
time during which flow was occurring at the location of the
specific gravity recorder) of such record shall be the
specific gravity of the gas being measured, or (2) used for
flow computations in electronic flow computers in which case
the value of the specific gravity being measured will be
used as appropriate in such computations. If a continuous
specific gravity measuring device is not installed or
available at an appropriate location, then specific gravity
shall be determined monthly from a continuous sampling
device or by a mutually agreeable method.
(e) The gross heating value shall be determined at an
appropriate location from a continuous sampling device, by a
calorimeter, chromatograph or other device of standard
manufacture and shall be either (1) recorded using digital
recorders or other mutually agreeable recording device in
which case an arithmetic average (to be determined during
the period of time during which flow was occurring at the
location of the gross heating value recorder) of such record
shall be the gross heating value of the gas being measured,
or (2) entered as an input to electronic flow computers in
which case the gross heating value being measured will be
used in the computation of the Btu content of the gas. If a
gross heating value measuring device is not installed or
available at an appropriate location, then the gross heating
value shall be determined monthly from a continuous sampling
device or by a mutually agreeable method.
3.3 The provisions of Section 3.2 govern measurement of volumes with
respect to Transporter's measurement equipment. Measurement of
volumes at measurement equipment owned by upstream or downstream
pipelines, shall be in accordance with the requirements of the
appropriate upstream or downstream pipeline.