New I-17 drainage system in place at cross-street underpasses in north Phoenix
Civil + Structural Engineer
JULY 6, 2023
A new I-17 regional drainage system designed to reduce the risk of stormwater flooding in underpasses between Peoria Avenue and Greenway Road in Phoenix is ready to operate in time for this summer’s monsoon. Most projects are funded in part by Proposition 400, a dedicated sales tax approved by Maricopa County voters in 2004.
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