![Municipal ordinances and pipe bursting remedies for I&I](https://cole-mswmag.imgix.net/https%3A%2F%2Fwww.mswmag.com%2Fuploads%2Fimages%2Fhammerhead2_171030_110207.jpg?crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=620&ixlib=php-1.1.0&q=75&w=1024&s=cb8e8cd73405f43726baded61d1818a0)
Inflow and infiltration (I&I) of stormwater into a city’s sanitary sewer system can be a major problem. King County, Wash., estimates that I&I makes up 75 percent of its peak flows during the winter, and much of that comes from private property.
In any location with an aging sewer...