A massive tunnel that will ultimately be more than six miles long is taking shape deep beneath parts of south St. Louis County, as the area s sewer utility takes aim
A massive tunnel that will ultimately be more than six miles long is taking shape deep beneath parts of south St. Louis County, as the area s sewer utility takes aim
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In far south St. Louis County, workers are using huge machines to dig a $175 million tunnel. It’s part of a Metropolitan St. Louis Sewer District project aimed at preventing sewers from overflowing. That could allow the district to treat all of the region's wastewater and protect the environment.