Dirt Special Instructions NOT allowed in curbside carts. Call (707) 234-6400 for disposal options. Dirt = C&D Waste Dirt is considered construction and demolition (C&D) waste. For information about disposal see Construction Materials. Too Heavy for the Garbage Dirt is too heavy to be disposed of through regular curbside collection. Do not put dirt in your garbage. Ways to Reuse Backyard Projects Keep leftover dirt to use for future backyard projects, such as raised garden beds or fixing low spots in your yard. You can store dirt in a few sturdy storage bins — just keep the bins out of the elements and direct sunlight. Give It Away Friends or neighbors may be in need of dirt for their own home projects. Consider posting your dirt on a local reselling website or app such as Nextdoor, Craigslist, Freecycle, Letgo or OfferUp. Give to a Landscaping Company Some landscaping companies need extra dirt, and may take your dirt for free. Some landscaping companies may charge a small fee to accept your dirt.