The Libertyville Division was almost entirely double-tracked, aside from a short segment of single-track operation east of Green Bay Junction. Power was supplied primarily by overhead trolley wire, though sections of overhead catenary were utilized along the connections with the Skokie Valley Route between Lake Bluff and South Upton. City lines Waukegan–North Chicago The North Shore Line operated an electric street railway in the cities of Waukegan and North Chicago which consisted of two lines: The North Avenue Line ran from North Chicago Junction to Greenwood Avenue on the north side of Waukegan, with additional branches to Western Avenue and Sheridan Road along Glen Flora Avenue. A connection to the Milwaukee Division was made at the intersection of Glen Flora and Western Avenues. The North Avenue Line was double-tracked between North Chicago Junction and Water Street, while North of Water Street, the line was single-tracked, and made use of passing sidings protected by Nachod signals. The North Avenue Line was primarily located in city streets, though private right-of-way was utilized between North Chicago Junction and 10th Street in Waukegan. The Washington Street line ran from Sheridan Road to Lewis Avenue along Washington Street in Waukegan. A connection to the Milwaukee Division was made at Edison Court. The Washington Street line was entirely single-tracked, and utilized unprotected passing sidings. Power to the Waukegan city lines was supplied by overhead trolley wire. Shore Line Route trains operated over of the North Avenue Line between North Chicago Junction and downtown Waukegan, where an interurban terminal was located at the intersection of County and Washington Streets after 1929. Freight service was provided to a number of industries between North Chicago Junction and 10th Street, and deliveries of coal were transported from the Milwaukee Division to the Victory Memorial Hospital via the Glen Flora Avenue lines. After the end of street railway service in 1947, the North Avenue Line was truncated at 10th Street in Waukegan and incorporated into the Shore Line Route until 1955. Milwaukee The Chicago and Milwaukee Electric Railway Company, a wholly owned subsidiary of the North Shore Line, operated a single street railway line in the city of Milwaukee. The Milwaukee city line ran from Harrison Avenue to the intersection of 2nd Street and Wisconsin Avenue in the Westown neighborhood. Connections existed with the city service of The Milwaukee Electric Railway and Light Company (TMER&L), which utilized the tracks on Wells