Hydrology - Policy and Memos

• Distribution of FHWA Hydraulic Engineering Circular 25, “Highways in the Coastal Environment, 2nd Edition”
• Title 23-Highways Chapter I-Federal Highway Administration, Department of Transportation Part 650 Bridges, Structures, and Hydraulics
  • Subpart A Location and Hydraulic Design of Encroachments on Flood Plains
    • Sec. 650.103 Policy.
    • Sec. 650.105 Definitions.
    • Sec. 650.107 Applicability.
    • Sec. 650.109 Public involvement.
    • Sec. 650.111 Location hydraulic studies.
    • Sec. 650.113 Only practicable alternative finding.
    • Sec. 650.115 Design standards.
    • Sec. 650.117 Content of design studies.
      
      
    • Non-regulatory supplement: Sec. 650.115 Design standards.
    • Non-regulatory supplement: Participation options for limiting flood damage
    • Non-regulatory supplement: Procedures for coordinating with FEMA