Q: I’ve noticed two things about my lawn. First, there’s an area that is really green and much taller than the surrounding grass; and second, this same area is very soft. I know something is wrong, ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Paul Robins shows you how to easily fix a ...

It’s more convenient than traditional pipe rehabilitation projects. And it’s already been used to repair hundreds of millions of miles of underground infrastructure in the United States alone.