{"data":{"id":"us-va/4vac25-31-470","jurisdiction":"us-va","citation":"4VAC25-31-470","heading":"Natural drainageways","body":"Drainageways shall be identified on the map submitted with the application.  If it is necessary for the operation to cross or fill such a drainageway, properly engineered drainage structures shall be provided to allow free-flowing drainage and minimize erosion.  Where necessary, water-retarding structures shall be placed in drainageways.","path":["Title 4. Conservation And Natural Resources","Agency 25. Department of Energy","Chapter 31. Reclamation Regulations for Mineral Mining","Part IV. Performance Standards","Article 2. Permit Renewal and Surety Adjustments"],"source_url":"https://law.lis.virginia.gov/admincode/title4/agency25/chapter31/section470/","current_through":"2026 Regular Session (effective July 1, 2026)","vintage":"","retrieved_at":"2026-09-14T04:45:51Z","sha256":"c5434ad45096a5ef6dc1db7117ab1b67289f4dcfddf6cef97c8faf19e0ad4181","source_id":"us-va-vac","stale":false,"prev":"us-va/4vac25-31-460","next":"us-va/4vac25-31-480"},"notice":"GroundRules: Original legal text. Not legal advice."}