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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


2015 Pit Proctor Report Survey
Survey Period: April 22 to May 20
In October 2014, the Florida Department of Transportation introduced the optional use of a Pit Proctor for onsite testing (Specification 200-7.2.3). This survey will gauge the success of this new program and gather feedback on the ways in which we can improve upon this option.

2015 Materials Performance Survey
Survey Period: March 16 to May 18
How are we doing? Please take a moment to participate in the 2015 Materials Performance Survey, available March 16th through May18th.

Long-Life Slab Replacement Concrete (Summary)
Posted: April 20, 2015
Research Report BDV25-977-01

Corrosion Evaluation of Novel Coatings for Steel Components of Highway Bridges (Summary)
Posted: April 20, 2015
Research Report BDV29-977-02

St. Johns River Power Park Fly Ash - Jacksonville (FA17)
Posted: April 14, 2015
Materials Bulletin 09-15; DCE Memorandum 08-15