Northbound and southbound lanes on Waterview Parkway between Synergy Park Boulevard and Frankford Road are closed at all times through 3:30 p.m. Monday, Aug. 7 as rail is installed at the DART Silver Line Guideway Crossing across Waterview Parkway. During this time, traffic will be detoured to Frankford Road then Coit Road and also to Renner Road then Synergy Park Boulevard, but motorists are advised to avoid the closure area if possible.