Guardian Pipeline, L.L.C.

Original Volume No. 1

Effective Date: 08/01/2010, Docket: RP10-926-000, Status: Effective

Third Revised Sheet No. 172 Third Revised Sheet No. 172

Superseding: Second Revised Sheet No. 172

GENERAL TERMS AND CONDITIONS

(Continued)

18. OPERATIONAL FLOW ORDERS

18.1 General

Transporter may issue OFOs to preserve the integrity of

Transporter's Pipeline Facilities, to ensure adequate

operating pressures, to have adequate supplies in the

Pipeline Facilities, to assure adequate Transporter's Use

Gas, to maintain firm services, and to optimize the

operation of the system. Transporter may also issue OFOs

on a not unduly discriminatory basis to respond to other

unforeseen circumstances. To the extent possible,

Transporter will identify discrete Shipper(s) whose

action(s) require Transporter to issue an OFO(s) and

Transporter will limit the applicability of the OFO(s) to

such Shipper(s). Notwithstanding the foregoing, if

Transporter is unable to identify discrete Shipper(s) whose

action(s) require issuance of an OFO, any OFO will be

applicable to all Shippers on the affected pipeline

facilities.

18.2 Circumstances Under Which an OFO May be Issued

Transporter may issue an OFO in any circumstance which

would, in Transporter's reasonable judgment, impair

Transporter's ability to receive or deliver Quantities of

Gas in accordance with its service obligations including,

but not limited to, when:

(a) operating pressures on the affected portion of the

system are significantly less than or greater than

normal system operating pressures despite

Transporter's efforts to maintain normal pressures and

a further decline or increase in operating pressures

would impair Transporter's ability to receive or

deliver Scheduled Quantities of Gas;

(b) a Shipper fails to maintain receipts or deliveries as

required in this tariff;

capacity;