The City of Modesto Streets Division is excited to announce that it has received grant funding of up to $250,000 from the California Department of Resources Recycling and Recovery (CalRecycle). CalRecycle's tire grant programs are designed to promote markets for recycled- products derived from waste tires generated in California and to decrease the adverse environmental impacts created by unlawful disposal and stockpiling of waste tires.
As part of our preventative maintenance program the City is using an “asphalt rubber cape seal” that has superior performance over conventional materials and benefits the environment by utilizing recycled tires. For the first step of the rubber cape seal application, recycled ground tire rubber (from California) is reacted with an asphalt cement binder at high temperature to produce a mixture that is applied to the pavement. Rock chips are then heated, pre-coated with more asphalt binder and embedded by rollers into the asphalt rubber binder on the street surface. As the material cools it forms a “membrane” that offers protection, lengthens the life of the street and reduces the reappearance of the underlying pavement cracking. A slurry seal is then applied over the chip seal to complete the “asphalt rubber cape seal”.
Our Street maintenance program will benefit from this type of treatment due to the ability to better target streets that have a high level of deterioration. We anticipate these projects to begin as early as this fall and extending into 2014.
Questions or comments can be directed to the Streets Division at (209) 342-2244.