Quality

It's simple, really.

Produce the highest level material at the top-level specification, then repeat for 80+ years.    

At United Rock, we believe we produce the highest quality aggregate material in the San Gabriel Valley, if not all of California, which is why we firmly stand behind our product. When it comes to supplying material to contractors, our product is always to specification and produced to the highest standards which includes CalTrans and Greenbook specifications. Whether making custom blends or creating new products, we have the knowledge and commitment to meet even the most specialized customer needs.

QC Tech Mike Oreman taking a sample for testing at United Rock