Quality: A Top Priority At Blue Diamond Materials

Our hot mix asphalt manufacturing facilities operate in Irwindale, South Gate, Inglewood, Sun Valley and Victorville. All of our plants have received the NAPA Diamond Achievement for Quality. We also have an extensive quality control and material design lab that is fully accredited by AASHTO and CalTrans Certified.

Each plant has a technician and laboratory facilities to ensure that every ton of material produced meets the quality specification set forth by our customers.      

NAPA Diamond Quality Award