Overthrust Pipeline Company

First Revised Volume No. 1-A

Effective Date: 02/27/1998, Docket: GT98- 15-001, Status: Effective

Fourth Revised Sheet No. 77 Fourth Revised Sheet No. 77 : Superseded

Superseding: Third Revised Sheet No. 77

GENERAL TERMS AND CONDITIONS

or any ongoing transportation service, Shipper may request a

shipper inquiry form, an example of which is set forth in

this tariff at Sheet No. 79. Shipper shall complete the

inquiry form and return it to:

Overthrust Pipeline Company

c/o Vice President & General Manager

Questar Pipeline Company

180 East 100 South

Salt Lake City, UT 84111

FAX: (801) 324-2684

Overthrust shall respond initially within 48 hours of

receipt of Shipper's inquiry. Each inquiry will be noted on

the transportation request log. Each inquiry shall be

investigated, and Overthrust shall inform Shipper in writing

within 30 days of receipt of Shipper's inquiry of any action

taken. Overthrust shall maintain a separate file for all

Shipper inquiries and Overthrust's responses.