NAME OF PROJECT KERN RIVER GAS TRANSMISSION

COMPANY

SPREAD 6

Location St. George, Utah

Owner Kern River Gas Transmission Company

Point of Contact Mike Dunn

(801) 584-6762

Inspection Agency The Williams Companies

Date Contract Awarded July, 2002

Basis of Award Competitive Bid

Date Work Started August, 2003

Scheduled Completion Date March, 2003

Actual Completion Date March, 2003

Contract Duration 7 Months

Pipe Length (Miles) 63.8 Miles

Pipe Material Steel

Pipe Size 36-Inch Diameter

Fluid Handling Natural Gas

Firm's Scope of Work Construct 59.7 miles of 36-inch heavy-wall

Pipeline

NAME OF PROJECT KERN RIVER GAS TRANSMISSION

COMPANY SPREAD 7

Location Washington County, Utah; Clark & Lincoln

Counties, Nevada

Owner Kern River Gas Transmission Company

Point of Contact Mike Dunn

(801) 584-6762

Inspection Agency The Williams Companies

Date Contract Awarded July, 2002

Basis of Award Competitive Bid

Date Work Started December, 2002

Scheduled Completion Date March, 2003

Actual Completion Date March, 2003

Contract Duration 4 Months

Pipe Length (Miles) 85 Miles

Pipe Material Steel

Pipe Size 36-Inch Diameter

Fluid Handling Natural Gas

Firm's Scope of Work Construct 88.9 miles of 36-inch heavy-wall

Pipeline utilizing a mechanized welding method.

NAME OF PROJECT KERN RIVER GAS TRANSMISSION

COMPANY

SPREAD 8

Location Clark County, Nevada; San Bernardino County,

California

Owner Kern River Gas Transmission Company

Point of Contact Mike Dunn

(801) 584-6762

Inspection Agency The Williams Companies

Date Contract Awarded July, 2002

Basis of Award Competitive Bid

Date Work Started December, 2002

Scheduled Completion Date March, 2003

Actual Completion Date March, 2003

Contract Duration 4 Months

Pipe Length (Miles) 54.4 Miles

Pipe Material Steel

Pipe Size 36-Inch Diameter

Fluid Handling Natural Gas

Firm's Scope of Work Construct 54.4 miles of 36-inch heavy-wall

Pipeline

NAME OF PROJECT WILLIAMS GAS PIPELINE – WEST

Location Thurston & Grays Harbor Counties,

Washington

Owner The Williams Companies

Point of Contact Ken Steele

(801) 584-6924

Inspection Agency The Williams Companies

Date Contract Awarded November, 2001

Basis of Award Competitive Bid

Date Work Started June, 2002

Scheduled Completion Date December, 2002

Actual Completion Date December, 2002

Contract Duration 6 Months

Pipe Length (Miles) 49 Miles

Pipe Material Steel

Pipe Size 20-Inch Diameter

Fluid Handling Natural Gas

Firm's Scope of Work Construct 49 miles of 20-inch heavy-wall

Pipeline and six horizontal directional drills

NAME OF PROJECT ALLIANCE PIPELINE L.P. –

SPREAD 3

Location Richland County, North Dakota to

Mankato, Minnesota

Owner Alliance Pipeline, L.P.

Point of Contact L.A. “Buster” Gray

(713) 977-7770

Inspection Agency Universal ENSCO, Inc.

Date Contract Awarded November, 1998

Basis of Award Competitive Bid

Date Work Started May, 1999

Scheduled Completion Date July, 2000

Actual Completion Date July, 2000

Contract Duration 2 Years

Pipe Length (Miles) 160 Miles

Pipe Material Steel

Pipe Size 36-Inch Diameter

Fluid Handling Natural Gas

Firm's Scope of Work Construct 160 miles of 36-inch heavy-wall

pipeline (MAOP 1750 psig) utilizing a

mechanized welding method. To be completed

over a two-year construction period.

NAME OF PROJECT NORTHERN BORDER CHICAGO

PROJECT – SPREAD 2

Location Ventura to Marshalltown, Iowa

Owner Northern Border Pipeline (ENRON)

Point of Contact Paul Fuhrer, Project Director

(402) 398-7733

Inspection Agency Willbros Company - Tulsa, Oklahoma

Date Contract Awarded March, 1998

Basis of Award Competitive Bid

Date Work Started April, 1998

Scheduled Completion Date November, 1998

Actual Completion Date November, 1998 On Schedule

Contract Duration Seven Months

Pipe Length (Miles) 76.54 Miles

Pipe Material Steel

Pipe Size 36-Inch Diameter

Fluid Handling Natural Gas

Firm's Scope of Work Construct and make ready for service, including

cleaning, testing and drying Spread 2 of the

Chicago Project.

NAME OF PROJECT TRANSCOLORADO GAS PIPELINE

PROJECT - SPREAD 3

Location Olathe to near Delores, Colorado

Owner TransColorado Gas Transmission Company

Point of Contact Steve Dracus, Project Director

(713) 977-7770

Inspection Agency Universal ENSCO, Inc.

Date Contract Awarded July, 1998

Basis of Award Competitive Bid

Date Work Started July, 1998

Scheduled Completion Date December, 1998

Actual Completion Date December, 1998

Contract Duration Six Months

Pipe Length (Miles) 80.1 Miles

Pipe Material Steel

Pipe Size 22-Inch Diameter

Fluid Handling Natural Gas

Firm's Scope of Work Construct and make ready for service, Spread 3

within the permit parameters including

environmental and wildlife construction

windows.