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Contractor races to complete $650M North Carolina toll lanes

Some of the biggest challenges to highway projects, which, by their very nature, typically involve huge excavation components, come from environmental concerns.

To the northeast of Charlotte in the Raleigh-Durham area of the state, a $2.2 billion toll road, part of the Triangle Expressway, caught a break this past April when the U.S. Fish and Wildlife Service found that the project would not negatively impact two species of endangered mussels. This decision, contingent on the North Carolina Department of Transportation using special construction procedures and investing $5 million in a new hatchery, will save the state the cost and aggravation of having to build an alternate route through existing residential and business areas.

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