Hydraulics The Hydraulics Unit provides technical expertise, guidance, design and quality assurance to manage stormwater, riverine and coastal impacts in and around roadways for the protection of the public, the environment and NCDOT assets.

Guidelines

Drainage Studies Guidelines
Guidance in the methods, procedures, policies, and criteria for Drainage Studies and Hydraulic Design.
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Highway Floodplain Program
Floodplain guidance, FEMA coordination, forms, submittals, requests and other resources.
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Highway Stormwater Program
Highway Stormwater Program products and useful links
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Organization
Hydraulics Organization Chart
Questions for the Hydraulics Unit
Contact the Unit
Hydraulics at the 2023 Preconstruction Workshop
You can view the Hydraulics related materials and presentations shared at the workshop at this link.
Stay in the Flow
Keep up-to-date on the Hydraulics Unit policies, procedures, innovations, updates, advertisements, etc.… by signing up to receive the Hydraulics Unit Newsletter. To sign up, just complete the simple form @ Hydraulics Unit Announcement Notifications.
Project Delivery Comments or Innovation ideas?
Contact the CLEAR Program (NCDOT Personnel)
Submit Lessons Learned and Best Practices (Industry Partners)
Interagency Concurrence Meetings (Merger 4B / 4C)
Environmental Policy Unit Documents
2022 Merger & Interagency Calendar
2023 Merger & Interagency Calendar
Agency Contact Information Map
SMEs Contact List