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State Materials Office

Office Manager
Timothy J. Ruelke P.E.
Director, Office of Materials

5007 N.E. 39th Avenue
Gainesville, FL 32609

Tel: 352-955-6600
Fax: 352-955-6644
E-Mail Us

Additional Contacts
Staff Directory

FDOT: State Materials Office


The Florida Department of Transportation's Materials Program ensures that the materials used in transportation construction projects meet the required department specifications. In addition, the program investigates new and emerging technologies to improve the long-term performance of transportation facilities. Learn More


Distribution of Chloride, pH, Resistivity and Sulfate Levels in Backfill for Mechanically-Stabilized Earth Walls and Implications for Corrosion Testing (Summary)
Posted: June 12, 2015
Research Report BDV25-977-03

Field Test Method to Determine Presence and Quality of Modifiers in Liquid Asphalt (Summary)
Posted: May 27, 2015
Research Report BDV25-977-06

Perform an Investigation of the Effects of Increased Reclaimed Asphalt Pavement (RAP) Levels in Dense Graded Friction Courses (Summary)
Posted: May 15, 2015
Research Report BDU77

REVISED: St. Johns River Power Park Fly Ash - Jacksonville (FA17)
Posted: April 27, 2015
Materials Bulletin 09-15; DCE Memorandum 08-15