9. Lemonville Road Underpass Evaluation of Alternatives Alternative 1 Separate Structures (the Preferred Alternative) Lower construction cost Minor impacts to natural and cultural environments associated with infill required between crossing structures Impacts may be negligible Separate Structures Alternative 2 One Structure Spanning Highway 403 and CNR (not preferred) Larger construction cost One Structure Spanning Highway 403 and CNR Previous 9 of 16 Main Public Information Centre Page Next