Tuscarora Gas Transmission Company

Original Volume No. 1

Effective Date: 06/01/1997, Docket: RP97-168-001, Status: Effective

First Revised Sheet No. 34 First Revised Sheet No. 34 : Effective

Superseding: Original Sheet No. 34

GENERAL TERMS AND CONDITIONS

2.16 Total Heating Value. The term "total heating value," when applied

to a cubic foot of gas, means the number of British thermal units

produced by the combustion in a recording calorimeter, with air of

the same temperature and pressure as the gas, when the products

of combustion are cooled to the initial temperature of the gas and

air, and when the water formed by combustion is condensed to the

liquid state.

2.17 Gas. The term "gas" shall mean natural gas of the quality specified

in Section 9 of these General Terms and Conditions.

2.18 System Capacity. The term "system capacity" for purposes of

scheduling receipts and deliveries shall mean the capacity available

for transportation on Transporter's system that shall be determined

by Transporter, to the best of its ability, by performing a computer

simulation of the system, taking into account nominated Scheduled

and Equivalent Quantities, the available facilities, the gas

characteristics and the linepack gain or loss required for that day.

2.19 Delivery and Receipt Points.

(a) The term "Delivery Point" shall mean a point at which Shipper

or Shipper's Agent is authorized by the Transportation Service

Agreement to take gas from Transporter.

(b) The term "Receipt Point" shall mean a point at which Shipper

or Shipper's Agent is authorized to deliver natural gas to

Transporter.

2.20 Business Day. The term "Business Day" shall mean Monday

through Friday, excluding Federal Banking Holidays for

transactions in the U.S., and similar holidays for transactions

occurring in Canada and Mexico.