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
Hydraulics Unit Overview Handout

Questions for the Hydraulics Unit
Contact Hydraulics Unit
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Interagency Concurrence Meetings (Merger 4B / 4C)
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2022 Merger & Interagency Calendar
2023 Merger & Interagency Calendar
Agency Contact Information Map
SMEs Contact List