| Name | Location | Status | Design | Year Built | Year Lost | Span Length (ft.) | Total Length (ft.) |
|---|
| 16th Street Viaduct | 16th Street over Land, Bruce St., Canal St., Mt. Vernon Ave, Menomonee River, CNRR and Hank Aaron State Trail | Open to traffic | Girder | 1929 | -- | 149.9 | 4002.2 |
| 27th Street Viaduct | Wis 57: N 27th Street and S. Layton Blvd over CNRR, Canal Street, Menomonee River, I-94 | Open to traffic | Steel stringer | 1981 | -- | 190.0 | 2664.5 |
| 35th Street Viaduct | 35th Street over W Pierce St, Canal St, Menomonee River, CNRR and Hank Aaron State Trail | Open to traffic | Girder | 1933 | -- | 142.4 | 3436.2 |
| 6th Street North Bascule Bridge | 6th Street over Menomonee River | Open to traffic | Other | 2002 | -- | 121.1 | 190.0 |
| 6th Street North Viaduct | N 6th Street over St Paul Avenue, Hinman, CPRR | Open to traffic | Cable-stayed | 2002 | -- | 194.9 | 670.6 |
| 6th Street South Bascule Bridge | 6th Street over South Menomonee River Canal | Open to traffic | Other | 2002 | -- | 133.9 | 190.0 |
| 6th Street South Viaduct | S 6th Street over Central Pacific RR | Open to traffic | Cable-stayed | 2002 | -- | 194.9 | 581.1 |
| Becher Place C&NW Bridge | UPRR (Formerly C&NW) over West Becher Place | Open to traffic | Pony/through plate girder | 1949 | -- | 65.0 | 69.9 |
| Brown Deer Parkway Bridge | Brown Deer Parkway over Park Lagoon | Open to traffic | Closed-spandrel arch | 1936 | -- | 22.0 | 27.9 |
| Brown Deer Road C&NW Bridge | (Former) C&NW - Now UPRR over STH 32 - Brown Deer Road | Open to traffic | Girder | 1931 | -- | 63.3 | 68.9 |
| C&NW Kinnickinnic Avenue Bridge | Union Pacific Railroad (formerly Chicago & Northwestern Railway) over WI 32 / Kinnickinnic Avenue | Unknown | Girder | 1909 | -- | 58.1 | 177.2 |
| C&NW Kinnickinnic River Bridge | Union Pacific Railroad (Formerly C&NW Madison Division) over Kinnickinnic River | Open to traffic | Through truss | -- | -- | -- | -- |
| C&NW Milwaukee River Swing Bridge | Chicago & Northwestern over Milwaukee River | Closed to all traffic | Whipple through truss | 1915 | -- | -- | 243.0 |
| C&NW National Avenue Bridge | UPRR (Formerly CNW) over West National Avenue and 84th Street | | Girder | 1911 | -- | 41.0 | 128.0 |
| C&NW Truss East | Union Pacific Railroad over former Chicago, Milwaukee, St. Paul & Pacific | Open to traffic | Warren through truss | -- | -- | -- | -- |
| C&NW Truss West | Union Pacific RR (Formerly Chicago & Northwestern) over Wisconsin & Southern Railroad | Open to traffic | Quadrangular lattice through truss | -- | -- | -- | -- |
| Cherry Street Bridge | W. Cherry Street over Milwaukee River | Open to traffic | Other | 1940 | -- | 103.0 | 213.9 |
| Chicago & Northwestern Railway Zoo Truss | Union Pacific Railroad (formerly Chicago & Northwestern Railway) over Hank Aaron State Trail (Abandoned Milwaukee Road right-of-way) | Open to traffic | Quadrangular lattice through truss | 1910 | -- | -- | -- |
| Clybourn Street Bridge | Clybourn Street over Milwaukee River | Closed to all traffic during restoration | Other | 1968 | -- | 71.9 | 209.0 |
| CMStPP RR Kinnickinnic River Swing Bridge | Canadian Pacific Railroad over Burnham Canal, Kinnickinnic River | Open to traffic | Through truss | 1898 | -- | -- | -- |
| CMStPP RR Menomonee River Swing Bridge | Canadian Pacific Railroad over Menomonee River | Open to traffic | Warren through truss | -- | -- | -- | -- |
| CNRR Kinnickinnic Avenue Bridge | Canadian National Railroad over Sth 32-Kinnickinnic Street | Open to traffic | Girder | 1909 | -- | 61.4 | 190.3 |
| CNW Green Bay Road Bridge | UPRR (Formerly Chicago & Northwestern) over WI 57-Green Bay Ave | Open to traffic | Deck plate girder | 1938 | -- | 64.3 | 140.4 |
| Daniel Webster Hoan Memorial Bridge | I-794 over Milwaukee River | Open to traffic | Steel through arch | 1974 | -- | 600.1 | 1140.1 |
| Forest Home Cemetery Iron Bridge | Private Road over Cleveland Avenue | Open to traffic, weight restrictions in place | Slab | 1932 | -- | 74.3 | 118.0 |
| Forest Home Cemetery Pond Bridge | Private Road over Unnamed Pond | Open to traffic | Closed-spandrel arch | ca. 1900 | -- | -- | 158.6 |
| Green Tree Road Bridge | Green Tree Road over Milwaukee River | Replaced by a new bridge | Deck arch | 1918 | 2002 | 76.4 | 224.1 |
| Highland Avenue Milwaukee River Lift Bridge | Pedestrian Walkway over Milwaukee River | Open to pedestrians | Other | 2000 | -- | -- | -- |
| Highland Boulevard Viaduct | W. Highland Blvd. over CMSTPP Railroad | Replaced by a UCED in 2009 | Closed-spandrel arch | 1909 | 2009 | 108.9 | 218.5 |
| Holton Street Viaduct | N. Holton Street over N. Water Street, Commerce Street and Milwaukee River | Open to traffic | Deck plate girder | 1926 | -- | 96.1 | 938.0 |
| Honey Creek Bluemound Road Bridge | US 18 / West Blue Mound Road over Honey Creek | Open to traffic | Stringer | 1928 | -- | 20.3 | 27.6 |
| Honey Creek Bridge (North of Bluemound) | Honey Creek Parkway over Honey Creek | Replaced | Closed-spandrel arch | 1933 | 2007 | 39.0 | 47.9 |
| Honey Creek Bridge (S. 84th Street) | Sth 181-S 84th Street over Honey Creek | Open to traffic | Other | 1934 | -- | 32.8 | 32.8 |
| Honey Creek Bridge (Wisconsin Avenue) | West Wisconsin Av over Honey Creek | Open to traffic | Stringer | 1934 | -- | 25.9 | 29.9 |
| Honey Creek Bridge Two | Honey Creek Parkway over Honey Creek | Replaced by new bridge | Other | 1932 | 2007 | 26.6 | 29.5 |
| Honey Creek Footbridge | Walking Path over Honey Creek | Open to pedestrians | Unknown | 1933 | -- | -- | -- |
| Honey Creek Parkway Bridge (South of Bluemound) | Honey Creek Drive over Honey Creek | Open to traffic | Closed-spandrel arch | 1933 | -- | 29.9 | 47.9 |
| Honey Creek Parkway Bridge One | Honey Creek Parkway over Honey Creek | Replaced by new bridge | Other | 1933 | 2007 | 19.0 | 44.9 |
| Honey Creek Portland Avenue Bridge | Portland Avenue over Honey Creek | Open to traffic | Closed-spandrel arch | 1933 | -- | 29.5 | 34.5 |
| Hubbard Park Drive Bridge | Oak Leaf Bike Trail over Hubbard Park Drive | Open to traffic | Stone arch | 1883 | -- | 42.0 | 42.0 |
| I-43 C&NW Bridge | Union Pacific Railroad (Formerly Chicago & Northwestern Railway) over Interstate 43 / North-South Freeway | Open to traffic | Girder | 1957 | -- | 70.2 | 253.6 |
| Juneau Avenue Bridge | Juneau Avenue over Milwaukee River | Open to traffic | Deck plate girder | 1953 | -- | 104.0 | 128.0 |
| Kilbourn Avenue Bridge | Kilbourn Avenue over Milwaukee River | Open after restoration | Deck plate girder | 1929 | -- | 141.1 | 165.0 |
| Kinnickinnic River Bridge | WI 32 over Kinnickinic River | Open to traffic | Other | 1999 | -- | 130.6 | 186.4 |
| Lake Park Drive Bridge | Lake Park Drive over Ravine | Open to traffic | Stone arch | 1896 | -- | 35.4 | 49.9 |
| Lake Park Footbridge | Pedestrian Walkway over Ravine Road | Open to traffic | Open-spandrel arch | 1906 | -- | 118.0 | 216.5 |
| Lake Park Lion Bridges | Pedestrian Walkway over Ravines | Open to pedestrians | Open-spandrel arch | 1897 | -- | -- | -- |
| Lake Park Steel Arch Bridge | Lake Park Drive over Ravine | Open to pedestrians | Steel arch | 1893 | -- | 50.0 | -- |
| Lincoln Creek Bridge | N. 35th Street over Lincoln Creek | Replaced | Deck arch | 1936 | 2002 | 34.1 | 36.1 |
| Marsupial Bridge | Pedestrian & Bike Path over Milwaukee River | Open to pedestrians | Other | 2005 | -- | -- | 642.0 |
| Martha Washington Bridge | West Washington Blvd. over Martha Washington Drive & Unnamed Creek | Open to traffic | Closed-spandrel arch | 1964 | -- | 61.4 | 63.7 |
| McKinley Avenue Lift Bridge | W Mckinley Avenue over Milwaukee River | Open to traffic | Other | 2004 | -- | 79.1 | 215.9 |
| Menomonee River Railroad Bridge | Union Pacific Railroad over Menomonee River | Open to rail traffic | Warren pony truss | 1906 | -- | -- | -- |
| Michigan Street Bridge | Michigan Street over Milwaukee River | Open to traffic | Other | 1978 | -- | 67.9 | 178.5 |
| Mill Street C&NW Bridge | CNW Railroad over Mill Road | Closed to all traffic | Timber stringer | 1910 | -- | 45.9 | 109.9 |
| Milwaukee River Broadway St. Bridge | Broadway Street (WI 32) over Milwaukee River | Open to traffic | Other | 1982 | -- | 128.9 | 267.4 |
| Milwaukee River Parkway, Lincoln Park, North Branch | Milwaukee River Parkway over North Branch Milwaukee River | Open to traffic | Other | 1940 | -- | 54.5 | 54.5 |
| Milwaukee River Parkway, Lincoln Park, South Branch | Milwaukee River Parkway over South Branch Milwaukee River | Demolished; Replaced by a new bridge | Closed-spandrel arch | 1940 | 2008 | 64.6 | 64.6 |
| N. 45th Street Bridge | N 45th Street over Menomonee River | Open to traffic | Pony/through plate girder | 1952 | -- | 69.6 | 74.2 |
| N. 50th Street Menomonee River Bridge | N. 50th Street over Menomonee River | FOUND! This elusive bridge is well hidden but extant behind private property. | Bailey pony truss | 1976 | -- | 69.9 | 70.9 |
| N. Emmber Lane Bridge | N. Emmber Lane over Menomonee River | Open to traffic | Other | 2000 | -- | 118.1 | 170.0 |
| N. Hawley Road Bridge | N. Hawley Road over Menomonee River | Replaced | Deck arch | 1917 | -- | 65.0 | 105.0 |
| N. Teutonia Avenue Bridge | N. Teutonia Avenue over Lincoln Creek | Open to traffic | Closed-spandrel arch | 1936 | 2002 | 54.5 | 56.1 |
| North Avenue Viaduct | E North Avenue over Milwaukee River | Replaced by new bridge | Open-spandrel arch | 1921 | 1991 | 158.0 | 1385.0 |
| Oak Creek Footbridge | Pedestrian Walkway in Grant Park over Oak Creek | Open to pedestrians | Steel through arch | -- | -- | -- | -- |
| Oak Creek Mill Road Bridge | Mill Road over Oak Creek | Open to traffic after repair of flood damage | Closed-spandrel arch | 1931 | -- | 29.9 | 47.9 |
| Oak Creek Parkway Bridge | Oak Creek Parkway over Oak Creek | Open to traffic | Closed-spandrel arch | 1931 | -- | 29.9 | 47.9 |
| Oak Leaf Trail Capitol Drive Bridge | Oak Leaf Bike Trail, (Former Chicago & Northwestern Railway) over State Highway 190 - East Capitol Drive | Demolished | Pony/through plate girder | 1928 | 2010 | 55.4 | 117.1 |
| Plankinton Avenue Bridge | Plankinton Avenue over Menomonee River | Open to traffic | Other | 1984 | -- | 128.9 | 187.0 |
| Pleasant Street Bridge | E. Pleasant Street over Milwaukee River | Open to traffic | Steel stringer | 1972 | -- | 67.9 | 162.1 |
| Port Washington Road Bridge | N. Port Washington Road over Milwaukee River | Demolished - Replaced by a new bridge | Deck arch | 1913 | 2004 | -- | 280.9 |
| Range Line Road Bridge | Range Line Road over Milwaukee River | Open to traffic | Closed-spandrel arch | 1935 | -- | 50.9 | 303.2 |
| Reiman Bridge | Pedestrian Walkway over Lincoln Memorial Drive; Cudahy Gardens | Open to pedestrians | Cable-stayed | 2001 | -- | -- | 280.0 |
| S. First Street Bridge | S. 1st Street over Kinnickinnic River | Open to traffic | Other | 1957 | -- | 90.9 | 172.9 |
| St. Paul Avenue Lift Bridge | St. Paul Avenue over Milwaukee River | Open to traffic | Other | 1966 | -- | 71.9 | 252.0 |
| State Street Bridge | State Street (Westbound US 18) over Milwaukee River | Open to traffic | Other | 1924 | -- | 119.1 | 271.0 |
| UP Oak Creek Parkway Overpass | Union Pacific Railroad (formerly Chicago & Northwestern Railway) over Oak Creek and Oak Creek Parkway | Open to traffic | Stone arch | -- | -- | -- | 78.7 |
| UP Sunny Point Road Overpass | Union Pacific Railroad (formerly Chicago & Northwestern Railway) over North Sunny Point Road | Open to traffic | Deck plate girder | 1928; 1938 | -- | -- | 910.1 |
| UP Watertown Plank Road Overpass | Union Pacific (Formerly C&NW) Railroad over Canadian Pacific Railroad | Open to traffic | Parker through truss | 1911 | -- | 174.9 | 488.2 |
| W. North Avenue Bridge East | North Avenue over Menomonee River | Open to traffic | Closed-spandrel arch | 1934 | -- | 67.9 | 78.1 |
| W. North Avenue Bridge West | North Avenue over Menomonee River | Open to traffic | Closed-spandrel arch | 1934 | -- | 63.0 | 66.9 |
| Water Street Bridge | Water Street over Milwaukee River | Open to traffic | Other | 1987 | -- | 160.1 | 224.1 |
| Wells Street Lift Bridge | Wells Street (Eastbound US 18) over Milwaukee River | Open to traffic | Other | 1985 | -- | 69.9 | 190.0 |
| Whitnall Park Bridge (East) | Whitnall Park over Branch Root River | Open to traffic | Closed-spandrel arch | 1933 | -- | 22.0 | 27.9 |
| Whitnall Park Bridge (West) | Whitnall Park over Branch Root River | Open to traffic | Closed-spandrel arch | 1933 | -- | 22.0 | 27.9 |
| Whitnall Parkway Bridge Central | Lrd Whitnall Park over Branch of Root River | Open to traffic | Other | 1934 | -- | 23.0 | 24.6 |
| Whitnall Parkway Bridge North | Whitnall Parkway over Branch of Root River | Open to traffic | Other | 1934 | -- | 26.6 | 27.9 |
| Whitnall Parkway Bridge South | Whitnall Parkway over Root River | Open to traffic | Steel stringer | 1935 | -- | 41.3 | 42.7 |
| Wisconsin Avenue Bridge | Wisconsin Avenue over Milwaukee River | Open to traffic | Other | 1975 | -- | 70.2 | 171.6 |
| Wisconsin Avenue Viaduct | US 18/W Wisconsin Avenue over N 44th Street, CNRR, Menomonee River, N 39th Street, Miller Brewing Co. | Open to traffic | Open-spandrel arch | 1993 | -- | 158.1 | 1457.4 |
| Zoo Interchange | I-94/I-894/US 45 over I-94/I-894/US 45 | Open to traffic | Unknown | 1963 | -- | -- | -- |