A PLUG IN TIME KEEPS CHICAGOLAND PLANTS RUNNING RJ Stacey Ltd Failing sanitary sewer lines can often be repaired with conventional methods—especially in residential areas there are usually plenty of options for isolation and rerouting. But it was a different scenario in a recent failure near Chicago; a cracked 24-inch steel pipe sewer main was close to a lift station in a congested, very active industrial area. The main served a large

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