Communities are quietly upgrading one of the most overlooked parts of infrastructure: manholes.

New composite materials and corrosion-resistant stainless steel are helping municipalities dramatically extend the life of their sewer structures—avoiding costly replacements and improving system reliability.

As Kerry Koressel of IPEX explains, these upgrades are part of a broader push to build sewer systems that last longer, fail less, and save utilities money.

Episode at https://bit.ly/SewerCorrosion

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