Trailblazer Pipeline Company

Third Revised Volume No. 1

Effective Date: 08/01/1999, Docket: RP99-414-000, Status: Effective

Second Revised Sheet No. 124A Second Revised Sheet No. 124A : Superseded

Superseding: Substitute First Revised Sheet No. 124A

GENERAL TERMS AND CONDITIONS

----------------------------

(d) The standard quantity for nominations,

confirmation and scheduling is dekatherms per gas day in the United

States, gigajoules per gas day in Canada and gigacalories per gas day

in Mexico. (For reference, 1 dekatherm = 1,000,000 Btus; 1 gigajoule

= 1,000,000,000 joules; and 1 gigacalorie = 1,000,000,000 calories.)

For commercial purposes, the standard conversion factor between

dekatherms and gigajoules is 1.055056 gigajoules per dekatherm and

between dekatherms and gigacalories is 0.251996 gigacalories per

dekatherm. The standard Btu is the International Btu, which is also

called the Btu(IT); the standard joule is the joule specified in the

SI system of units.

10.2 STANDARD NOMINATION CYCLES

Trailblazer supports the following standard nomination

cycles:

(a) The Timely Nomination Cycle: 11:30 a.m. for

nominations leaving control of the nomination party; 11:45 a.m. for

receipt of nominations by Trailblazer; noon to send Quick Response;

3:30 p.m. for receipt of completed confirmations by Trailblazer from

upstream and downstream connected parties; 4:30 p.m. for receipt of

scheduled quantities by shipper and point operator (central clock

time on the day prior to flow).

(b) The Evening Nomination Cycle: 6:00 p.m. for

nominations leaving control of the nominating party; 6:15 p.m. for

receipt of nominations by Trailblazer; 6:30 p.m. to send Quick

Response; 9:00 p.m. for receipt of completed confirmations by

Trailblazer from upstream and downstream connected parties; 10:00

p.m. for Trailblazer to provide scheduled quantities to affected

shippers and point operators, and to provide scheduled quantities to

bumped parties (notice to bumped parties), (central clock time on the

day prior to flow).

Scheduled quantities resulting from an Evening

Nomination that does not cause another Service Requester on

Trailblazer to receive notice that it is being bumped should be

effective at 9:00 a.m. on the gas Day; and when an Evening Nomination

causes another Service Requester on Trailblazer to receive notice

that it is being bumped, the scheduled quantities should be effective

at 9:00 a.m. on the gas Day.