APPROVED FABRICATORS OF PRECAST & PRESTRESSED BRIDGE UNITS & OTHER STRUCTURAL UNITS
Precast and prestressed concrete bridge units fabricated in accordance with Section 2407 of the Standard Specifications may be accepted when produced by the following fabricators:
NAME	LOCATION
Andrews Prestressed Concrete, Inc.	Clear Lake, IA
Cretex Concrete Products, Midwest, Inc.	Iowa Falls, IA
Coreslab Structures, Inc.	Omaha, NE