 After crossing underneath a lengthy bridge that takes Interstate 270 over SR 745, the Scioto River and SR 257, the state route meets Emerald Parkway at a traffic signal.Now running in a north-northwesterly direction, SR 745 passes through a roundabout at Brand Road, then continues on through a residential setting up to the point where it crosses from Franklin County into Delaware County.Still within the city limits of Dublin, SR 745 makes its way up to a signalized intersection with Glick Road, just west of the O'Shaughnessy Dam, where the Scioto River widens out into the O'Shaughnessy Reservoir.