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DOTI unveils interactive 2025 Storm Drainage Master Plan with public web tool and $2B unconstrained needs list

Denver City Council Transportation and Infrastructure Committee · November 5, 2025
AI-Generated Content: All content on this page was generated by AI to highlight key points from the meeting. For complete details and context, we recommend watching the full video. so we can fix them.

Summary

DOTI presented a digital Storm Drainage Master Plan and interactive public map covering roughly half of modeled flood risk areas so far; the master plan identifies more than 200 potential drainage improvements with an unconstrained estimated need of about $2 billion and is intended to feed CIP prioritization and partnership planning.

The Department of Transportation and Infrastructure on Nov. 5 rolled out the City’s 2025 Storm Drainage Master Plan and an interactive public website that DOTI said will let residents, engineers and council offices view urban flood‑risk mapping and a pipeline of potential drainage projects.

DOTI engineers said the plan uses integrated 1D/2D modeling — a first for Front Range master plans, they said — to capture flooding where stormwater moves through buried pipes as well as open channels. Tom Blackman, an engineer on…

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