Roadway Design




Thank you for visiting the Drainage Section site. The Central Office Drainage Section provides hydrologic, hydraulic, stormwater management, and coastal engineering services to ensure that Florida DOT provides a safe, economical transportation system that preserves the quality of Florida's environment.

The Drainage Section develops and updates policies, procedures, standards, specifications, and guidelines for these practice areas:

- Prediction of bridge hydraulics and scour for riverine and tidal waterways

- Design of bank protection and bridge scour countermeasures

- Prediction of wave climates and forces on bridge

- Hydraulic and Stormwater management design of drainage systems for roads and bridges


2024 Drainage Manual 
  Posted: October 30, 2023
  2024 FDOT Drainage Design Manual

2023 Drainage Manual 
  Posted: October 28, 2022
  2023 FDOT Drainage Design Manual

2022 Drainage Manual 
  Posted: October 29, 2021
  2022 FDOT Drainage Design Manual

 2021 Drainage Manual 
  Posted: October 30, 2020
  2021 FDOT Drainage Design Manual

Hydroplaning Research - BE570
  Posted: June 8, 2020 
  Hydroplaning Research - BE570 Enhanced Hydroplaning Analysis Tool, Report and CBT.