Hydraulics and waterways
We provide statewide technical assistance for hydrologic and hydraulic analysis of streams, rivers, culverts, ponds and storm drainage systems.
Atlas 14
Find rainfall frequency estimates for Minnesota.
Drainage Manual
Our Drainage Manual contains design criteria and basic working knowledge of hydrology and hydraulic design for use in the design and evaluation of highway drainage features.
Flood Resilience
Guidance and supporting resources.
TAMS-HydInfra inspection
HydInfra is our culvert and storm drainage asset management system.
Bridge scour
Find forms, procedures and resources for scour critical bridges being monitored during flooding.