The Chicago "L" is the rapid transit system serving the city of Chicago and some of its surrounding suburbs in the U.S. state of Illinois. Operated by the Chicago Transit Authority (CTA), it is the fourth-largest rapid transit system in the United States in terms of total route length, at 102.8 miles (165.4 km) long as of 2014, and the third-busiest rapid transit system in the United States, after the New York City Subway and Washington Metro. In 2016, the "L" had 1,492 rail cars, eight different routes, and 145 train stations. In 2022, the system had 103,524,900 rides, or about 367,000 per weekday in the second quarter of 2023.
The Brown Line of the Chicago "L" system, is an 11.4-mile (18.3 km) route with 27 stations between Chicago's Albany Park neighborhood and downtown Chicago. It runs completely above ground and is almost entirely grade-separated. It is the third-busiest 'L' route, with an average of 28,315 passengers boarding each weekday in 2022.
Lake Shore Drive is an expressway that runs alongside the shoreline of Lake Michigan, and adjacent to parkland and beaches, in Chicago. Except for the portion north of Foster Avenue, Lake Shore Drive is designated as part of U.S. Highway 41. A portion of the expressway on the Outer Drive Bridge and its bridge approaches is multilevel.
A bascule bridge is a moveable bridge with a counterweight that continuously balances a span, or leaf, throughout its upward swing to provide clearance for boat traffic. It may be single- or double-leafed.
The Morrison Bridge is a bascule bridge that spans the Willamette River in Portland, Oregon. Completed in 1958, it is the third bridge at approximately the same site to carry that name. It is one of the most heavily used bridges in Portland. It was added to the National Register of Historic Places in November 2012.
The Broadway Bridge is a Rall-type bascule bridge spanning the Willamette River in Portland, Oregon, United States, built in 1913. It was Portland's first bascule bridge, and it continues to hold the distinction of being the longest span of its bascule design type in the world. It was added to the National Register of Historic Places in November 2012.
The DuSable Bridge is a bascule bridge that carries Michigan Avenue across the main stem of the Chicago River in downtown Chicago, Illinois, United States. The bridge was proposed in the early 20th century as part of a plan to link Grant Park (downtown) and Lincoln Park (uptown) with a grand boulevard. Construction of the bridge started in 1918, it opened to traffic in 1920, and decorative work was completed in 1928. The bridge provides passage for vehicles and pedestrians on two levels. An example of a fixed trunnion bascule bridge, it may be raised to allow tall ships and boats to pass underneath. The bridge is included in the Michigan–Wacker Historic District and has been designated as a Chicago Landmark.
Damen is an 'L' station on the CTA's Brown Line. It is an elevated station with two side platforms, located at 4643–47 North Damen Avenue in Chicago's Ravenswood neighborhood. The adjacent stations are Western, which is located about one half mile (0.8 km) to the west, and Montrose, about one half mile (0.8 km) to the southeast. Located three blocks east is the Ravenswood Metra station on the commuter railroad's Union Pacific North Line.
The Haverhill Line is a branch of the MBTA Commuter Rail system, running north from downtown Boston, Massachusetts through the cities and towns of Malden, Melrose, Wakefield, Reading, Wilmington, Andover, North Andover, Lawrence, and Haverhill.
Wilson is an 'L' station on the CTA's Red and Purple Lines, located at 4620 North Broadway in the Uptown neighborhood of Chicago, Illinois.
Garfield is an "L" station on the CTA's Green Line. It is situated at 320 E. Garfield Boulevard in the Washington Park neighborhood. It opened on October 12, 1892. This station is the southernmost Green Line station served by both of the Green Line's branches: south of Garfield, the Green Line splits into two branches, one terminating at Ashland/63rd, and one at Cottage Grove.
The Grafton Bridge is a heritage-listed bascule truss bridge that carries the Bent Street and North Coast railway line across the Clarence River in Grafton, New South Wales, Australia. The bridge links the Grafton central business district with South Grafton, and was added to the New South Wales State Heritage Register on 2 April 1999.
The Clark Street Bridge is a bascule bridge that spans the Chicago River in downtown Chicago, connecting the Near North Side with The Loop via Clark Street.
The Cortland Street Drawbridge over the Chicago River is the original Chicago-style fixed-trunnion bascule bridge, designed by John Ericson and Edward Wilmann. When it opened in 1902, on Chicago's north side, it was the first such bridge built in the United States. The bridge was a major advance in American movable bridge engineering, and was the prototype for over 50 additional bridges in Chicago alone. The bridge was designated as an ASCE Civil Engineering Landmark in 1981, and a Chicago Landmark in 1991.
The Lafayette Avenue Bridge, formerly listed on the National Register of Historic Places as the Bay City Bascule Bridge, is the name given to two separate bridges located in Bay City, Michigan. The bridges carry M-13 and M-84 over the Saginaw River. They are maintained by the Michigan Department of Transportation, and the bascule portion is currently the oldest of Bay City's four modern drawbridges. It was listed on the National Register of Historic Places on November 30, 1999, but was removed from the Register in 2015.
The Chicago and North Western Railway's Kinzie Street railroad bridge is a single leaf bascule bridge across the north branch of the Chicago River in downtown Chicago, Illinois. At the time of its opening in 1908 it was the world's longest and heaviest bascule bridge. The previous bridges on the same site included a pedestrian span that was the first bridge across the Chicago River; a second bridge that served as Chicago's first railroad bridge; and a third bridge that was one of the first all-steel spans in the United States.
The West Jefferson Avenue–Rouge River Bridge is a bridge located where Jefferson Avenue crosses the Rouge River at the border of Detroit and River Rouge, Michigan. It is the only surviving pony truss bascule bridge in the state of Michigan. It was listed on the National Register of Historic Places in 2000.
The La Salle Street Bridge is a single-deck double-leaf trunnion bascule bridge spanning the main stem of the Chicago River in Chicago, Illinois, that connects the Near North Side with the Loop area. It was constructed in 1928 at a cost of $2,500,000 by the Strobel Steel Constructing Company.
Eighth Street Bridge is a road bridge over the Passaic River in northeastern New Jersey, United States. It connects the City of Passaic in Passaic County with the Borough of Wallington in Bergen County and is jointly owned by both counties. The bridge connects Eighth Street in Passaic with County Route 507 in Wallington.
