APPROVED ROLLING MILLS

STEEL PIPE PILES

COMPANY LOCATION

Atlas Pipe Piles - Division of JMC Steel Group                     Chicago Mill, Chicago, IL

                                                                                                Blytheville Mill, Blytheville, AR

                                                                                                Plymouth Mill, Plymouth, MI

Independence Tube Corporation                                            Decatur Mill, Decatur, AL

                                                                                                Marseilles Mill, Marseilles, IL

Skyline Steel Corp                                                                  Longview, PA

                                                                                                Newton, IL

Trinity Manufacturing                                                              St Charles Mill, St Charles, MO

Trinity Products, Inc.                                                               O’Fallon Mill, O’Fallon, MO

United Spiral Pipe, LLC (USP)                                               Pittsburg Mill, Pittsburg, CA

                                                                                                Houston Mill, Houston, TX