City staff outlines Exit 21 design, environmental review and likely construction window

City staff presented updated Exit 21 design drawings and an outline of the environmental review and construction schedule at the Norfolk Neighborhood Association meeting, describing roundabout options, proposed slip lanes and an environmental review process that will include a federal biological assessment. "There is not officially. The design is at the stage where we are completing the environmental aspects, and it will go to Washington DC for the National Marine Fisheries Service," the staff member said, adding that the NMFS review generally takes about two years after submission. Staff said they expect to submit the materials next summer and that bidding could occur in 2028–2029, with potential…