Drainage Design / Hydraulics
The information provided on this webpage will provide Design Engineers with the requirements and criteria for drainage designs that meet UDOT standards.
Hydraulics Manual of Instruction
Deviation from Drainage Design Criteria
An approved design deviation is required for all deviations from the drainage design criteria and procedures included in the DMOI. Use the region specific forms below to request a deviation.
Region One Deviation from Drainage Design Criteria, updated October 2, 2025
Region Two Deviation from Drainage Design Criteria, updated October 2, 2025
Region Three Deviation from Drainage Design Criteria, updated October 2, 2025
Region Four Deviation from Drainage Design Criteria, updated October 2, 2025
Sedimentation Mitigation
Proactive Planning Tool to Reduced Wildfire Sedimentation UT-25.13
Geospatial Toolkit for Rapid Assessment of Post-wildfire Sedimentation Risks to Infrastructure UT-25.14
Design Guidelines and Mitigation Strategies for Reducing Sedimentation of Multi-Barrel Culverts TPF-5(445)