Nora Transmission Company

First Revised Volume No. 1

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Effective Date: 11/01/1997, Docket: RP97-105-006, Status: Effective

Subsititute Second Revised Sheet No. 135 Subsititute Second Revised Sheet No. 135 : Superseded

Superseding: Second Revised Sheet No. 135

GENERAL TERMS AND CONDITIONS (Continued)

(iii) The action required at each point or location, including

the total quantity of gas Pipeline estimates it will

require to be received or delivered;

(iv) A designation of the customers affected, and the specific

individual action required by each;

(v) The day and time at which the OFO will become effective;

and

(vi) The period of time during which Pipeline expects the OFO

to remain in effect.

If Pipeline is unable to contact any Customer because Customer's

contact person is unavailable, Pipeline shall take all actions

necessary to effectuate such OFO and the Customer shall be

solely responsible for any consequences arising from such

failure of communication.

16.4 Posting

Pipeline will post all OFOs on its electronic communications

system and via EDI. OFOs will remain posted for the entire

period they are effective.

16.5 Types of Operational Flow Orders

Pipeline shall have the right to issue OFOs for the purposes set

forth below:

a) System Maintenance

Pipeline may direct Customers under Rate Schedules FTS and

ITS to increase or decrease receipts of flowing gas at

specified receipt points or in specified line segments in

order to accommodate required maintenance, either scheduled

or unscheduled.

(b) System Operation

(1) Pipeline may direct Customers under Rate Schedules

FTS or ITS to increase or decrease receipts of

flowing gas in order to maximize available compressor

station horsepower on high demand days, maximize system

capacity, maintain proper receipt distribution on its

system, or alleviate high system pressures.

(2) Pipeline may direct Customers under Rate Schedules