Grouting Helps Control Infiltration

With established standards, better products and evolving application techniques, grouting is gaining ground in municipal collections systems.
Grouting Helps Control Infiltration
Grouting crew members guide the lubricated lateral packer to a manhole in Naperville, Illinois.

Grout is coming into its own as a remedy for collections system inflow and infiltration.

The types and specific uses for grout have never been more diverse. And with national standards for grouting now well established, municipalities and contractors have never had better guidance for when and how to grout or what materials to use.

Yet it’s still a lesser-known option for municipal I&I prevention. Methods such as cured-in-place pipe lining have gotten a lot of...

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