Use Address for Mailing Only: P.O. Box 388Riverside,IA 52327 Use Address for Directions: 3089 Highway 22 Riverside,IA 52327 Phone Number: (319)648-2708 Contact information: First name: Last name: E-mail address: Company: Mailing address: Request information on: Product/service: Best way to contact...

HOME PAGE Welcome to Wilkinson Precast Inc. - Riverside, IA Wilkinson - Craftsmanship in Precast Concrete Products INTRO Wilkinson Precast Inc. is a family owned business that has been manufacturingquality precast concrete products since 1953. Many of our original structures are still in service...

PRODUCTS Septic Tanks 270 to 11,300 Gallons The Wilkinsons have over 55 years experience manufacturing quality pre-cast concrete products. In 1994, Wilkinsons started a new facility in Riverside, Iowa, offering the only septic tank in Iowa to meet ASTM structure and design at that time. 3" to 4" thi...