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Viaduct Closed Overnight. The Route 176 viaduct under Sheridan Road will be completely closed to all traffic between 10 p.m. Monday (June 21) and 4 a.m. Tuesday (June 22) for installation of the new Robert McClory Bike Path bridge beams. This is the last scheduled closure. The nearest alternate routes to Route 41 will be Buckley Road in North Chicago and Deerpath Road in Lake Forest. Please plan accordingly. 

Pedestrian and Bicyclist Detour. Starting Monday, May 10, the Robert McClory Bike Path will detour in Lake Bluff at the site of a bridge replacement project over Illinois Route 176 (Rockland Road). Construction should be completed by mid-July 2021. Future updates will be posted on the Village website here (

Vehicle Lane Reductions. Starting Monday, May 17, the Route 176 viaduct will be reduced intermittently from two lanes of vehicle traffic to one lane only. Lane reductions will occur only between 9 a.m. and 2 p.m. Construction will also close the viaduct completely overnight on two separate occasions to allow for removal of the existing bridge deck and installation of the new bridge deck. Overnight closure dates have not been determined.