California Department of Transportation
Coronado Bridge Carquinez Bridge San Francisco/Oakland Bay Bridge Richmond San Rafael Bridge

Materials Engineering and Testing Services

Office of Roadway Materials Testing

Contacts

Subject Contact Phone
AASHTO MATERIALS REFERENCE LAB (AMRL)

Flexible Pavement

Al Vasquez
916-227-7322
AMRL, COORDINATOR

Flexible Pavement

Al Vasquez
916-227-7322
ASPHALT

Testing: Paving, Liquid, Modified, Asphalt-Rubber, Emulsions

Al Vasquez
916-227-7322
ASPHALT CONCRETE

Testing: Mix Design

Frank Chavez
916-227-5284
BITUMINOUS MIXTURES (See Asphalt Concrete)

CALIBRATION

Contract Manager

Bonni Walter
916-227-7302
INDEPENDENT ASSURANCE PROGRAM (IAP) Cathrina Barros
916-227-7234
NEW PRODUCTS

New Products

Eric Wendel
916-227-7009
PAVEMENT TESTING Cathrina Barros 916-227-7234

Skid Testing (Towed and Portable)

Dawn Becky(Scheduling)

916-227-5814
QUALITY ASSURANCE PROGRAM

Reference Sample Program

Cathrina Barros
916-227-7234