APPROVED SUPPLIERS

IRON CASTINGS-DRAINAGE CASTINGS

Deeter Foundry, Inc.                                                               Lincoln, NE

Eagle Iron Works                                                                    Des Moines, IA

East Jordan Iron Works, Inc.                                                  East Jordan, MI

                                                                                                Denham Springs, LA

                                                                                                Ardmore, OK

Neenah Foundry Company**                                                 Neenah, WI

** Neenah Distribution Centers

            Shakopee, MN

            Rockford, IL

            Waukesha, WI