For the last 20 years, the Sonoma Valley County Sanitation District has been methodically replacing the system’s sewer trunk main. The trunk line was, to put it simply, old and leaky. By the end of the summer, the district will have refurbished some 6 miles of the main with less than a mile of repair work remaining.
One might say you can see a light at the end of the tunnel because some of the trickiest parts of the project have been tunneling, or boring, through backyards and under streams. Jimmie Griggs has been there to watch it. Griggs is the
