Products & Services

At Cornerstone Aggregates, we specialize in recycling concrete and asphalt into high-quality construction materials. Our commitment to sustainability and excellence ensures that our products meet the highest standards for your projects. We offer a wide range of recycled materials designed to support various construction needs.

Our Products:

• Class II Base: Meets Caltrans Class II Base specifications and Greenbook CMB specs.

• 3/4" Crushed Rock: Meets Greenbook specifications.

• 3/8" Crushed Rock: Meets Greenbook specifications.

• SE30 Sand: Meets WAS specifications.

As a City of San Diego Approved Recycler, we ensure that all our materials adhere to strict regulatory standards, providing you with reliable and environmentally responsible options.

Our Services:

• Pickup at Our Yard: Conveniently collect your materials from our yard, ensuring you get exactly what you need when you need it.

• Hassle-Free Delivery: Let us bring the materials to you. Our efficient delivery service ensures your order arrives on time and in perfect condition.

At Cornerstone Aggregates, we are dedicated to providing exceptional products and services to meet the demands of your construction projects. Contact us today to learn more or to place an order.