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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


SHRP2 R05 Precast Concrete Pavement Technology Workshop
Posted: September 5, 2014
A Precast Concrete Pavement Technology workshop will soon be offered by the Federal Highway Administration at the State Materials Office. Please select the above link to learn more.

FDOT Research Showcase Magazine - Summer 2014
Posted: August 26, 2014
This issue features articles about the value of roadside vegetation, a new hydroplane prediction tool used in the design of the I-4 Ultimate project, a sea level rise planning tool, phased array ultrasonic weld tests, and an update on automated vehicle research.

On-Board Sound Intensity (OBSI) Study - Summary
Posted: August 25, 2014
Research Report BDT06

Development of a Laboratory Test Method to Replace the Simulated High-Temperature Fluidity Test (Summary)
Posted: August 8, 2014
Research Report BDK75-977-39

Specification Change for Section 200 Rock Base - Adding Pit Proctor
Posted: August 6, 2014
Materials Bulletin 10-14