1989 Press Photo Workers are 2 miles into excess wastewater tunnel, Milwaukee

Visitors (left) examine the Glendale entrance to the North Shore deep tunnel segment of the Milwaukee Metropolitan Sewerage District's Water Pollution Abatement Project. Workers (right) assemble a conveyor support more than two miles into the tunnel. When

Photo is dated 1989.

Photo measures 6.5 x 10.25 inches.

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