Choosing the right type of rock is essential for the long-term integrity of your project. If you’re creating a driveway or parking space, rock with fines will compact down and stay in place. To avoid soil erosion, crushed or round drain rock is used to wash or screen rain without compacting. If you have questions that aren’t listed on this page, we’re here to help. Feel free to contact us and we’ll get back to you with an answer as soon as possible.