Dominion South Pipeline Co., LP

Original Volume No. 1

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Effective Date: 12/16/2005, Docket: CP05- 77-001, Status: Effective

Original Sheet No. 1027 Original Sheet No. 1027 : Effective

GENERAL TERMS AND CONDITIONS

CURTAILMENT AND INTERRUPTION

10.8 Routine Maintenance. Pipeline shall have the right to interrupt, or discontinue service in

whole or in part on all or a portion of its system from time to time to perform routine

repair and maintenance on Pipeline's system as necessary to maintain the operational

capability on Pipeline's system or to comply with applicable regulatory requirements.

Pipeline shall exercise due diligence to schedule routine repair and maintenance so as to

minimize disruptions of service to customers and shall provide reasonable notice of the

same. In any such disruption, quantities of Gas deliverable on a firm basis shall take

priority over quantities of Gas deliverable by Pipeline to Customer on an interruptible

basis. Customer is entitled to receive a Reservation Charge Adjustment, as provided for in

GT&C Section 10.4, for any reduction in service.

A. No later than each March 31, Pipeline shall provide a projection of routine

maintenance scheduled for the upcoming year, from April 1 through March 31. Pipeline

may in good faith modify the projected schedule in any manner, at any time, and will

provide notice of any such change in the schedule as soon as possible. Pipeline will

have no liability if actual maintenance does not conform to the projected annual

schedule.

B. By the 20th of each month, Pipeline shall provide a schedule of maintenance for the

next month, by posting it on the Website. Such notice shall include an estimate of

the duration of the maintenance. Pipeline shall have no liability if it must modify

the schedule or perform additional unscheduled maintenance during the month.