HOME ABOUT SERVICES PRODUCTS CONTACT CAREERS PRODUCTS RB – 3/4″ Our roadbase products are generally used for road construction and/or structural fill applications. Also available in 1.5″ and 3″. Pit Availability: Carbondale and Silt CONTACT US JAW RUN Jaw Run is generally used for road construction and/or structural fill applications. Pit Availability: Carbondale and Silt CONTACT US SR – 3/4″ Our screened rock products have a multitude of uses; among them are fill, landscape and drainage applications. Also available in 1.5″. Pit Availability: Carbondale and Silt CONTACT US WR – 3/8″ Our washed rock products are used in a variety of applications, including concrete aggregates, pipe bedding, landscape rock and drainage material. Also available in 3/4″. Pit Availability: Carbondale and Silt CONTACT US TAILINGS Tailings have a variety of uses; the main one being bedding for pipe construction. Pit Availability: Carbondale CONTACT US MASON SAND This product is typically used for mortar applications and pipe bedding. A blend is used for top dressing sand for golf courses and equestrian footing. Pit Availability: Carbondale and Silt CONTACT US WASHED SAND This sand product is most often used for the production of concrete. It is also used for drainage applications, septic systems and footing in equestrian applications. Pit Availability: Carbondale and Silt CONTACT US SANDING – (SEASONAL) Sanding material is used to provide safe winter driving conditions for our local roads and highways. It can also be blended with a de-icing product for superior results. Pit Availability: Carbondale and Silt CONTACT US PIT RUN Pit Run is generally used for road construction and/or structural fill applications. Pit Availability: Carbondale and Silt CONTACT US RIP RAP Rip Rap is available on a limited basis; please call for more information. Pit Availability: Call for Availability CONTACT US BANK RUN Bank Run is typically used as a fill material. Pit Availability: Carbondale and Silt CONTACT US WE PROVIDE HIGH-QUALITY AGGREGATE PRODUCTS WESTERN SLOPE MATERIALS Family-owned and operated aggregate mining and construction materials supply company based in Carbondale, Colorado. PLAY VIDEO WESTERN SLOPE MATERIALS | 14682 HIGHWAY 82 | CARBONDALE, CO 81623 | 970.963.2296 | A STEWART COMPANY CONTACT PRIVACY POLICY