HOME NATURAL SELECTION GRANTEX SURFACING CORPORATE NEWS ABOUT US CONTACT US Home / Natural Selection / Resources / Gravel Calculator Gravel Calculator This gravel calculator will provide a rough guide to how much gravel is required to cover a specific area. Adjust the values below and press the 'Calculate' button to update the results. Please note: While the width and length are in metres, the depth is in centimetres. EU e-Privacy Directive EU e-Privacy Directive This website uses cookies to manage authentication, navigation, and other functions. By using our website, you agree that we can place these types of cookies on your device. View e-Privacy Directive Documents View GDPR Documents