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St. Tammany Parish

Bayou Bonfouca Bridge [Map · Street View]
Concrete tee beam bridge over Bayou Bonfouca on US-190
Open to traffic
Built 1933

Bayou Bonfouca LA 433 Bridge [Map · Street View]
Swing bridge over Bayou Bonfouca on LA 433
Open to traffic
Built 1976

Bayou Castine Bridge [Map · Street View]
Concrete tee beam bridge over Bayou Castine on US-190
Open to traffic
Built 1932

Bayou Lacombe US 190 Bridge [Map · Street View]
Swing bridge over Bayou Lacombe on US 190 in Lacombe
Open to traffic
Built 1938

Bayou Liberty Bridge [Map · Street View]
Concrete tee beam bridge over Bayou Liberty on US-190
Open to traffic
Built 1933

Bayou Liberty LA 433 Bridge [Map · Street View]
Swing bridge over Bayou Liberty on LA 433
Replaced by new bridge
Built 1981; replaced 2010

Belle Terre Blvd. Bridge [Map]
Stone culvert bridge over a tributary of Ponchitolawa Creek on Belle Terre Blvd.
Open to traffic
Built 1936

Big Branch Bridge [Map · Street View]
Concrete tee beam bridge over Big Branch on US-190
Open to traffic
Built 1932

Bogue Falaya River Bridge [Map]
Lost Steel stringer bridge over Bogue Falaya River on US-190B, LA-21
Replaced by a new bridge
Built 1930

Cane Bayou Bridge [Map · Street View]
Concrete tee beam bridge over Cane Bayou on US 190
Open to traffic
Built 1932

CSX - Rigolets Pass Bridge [Map · Street View]
Through truss bridge over Rigolets Pass on CSX Railroad
Open to traffic
Opened June 10, 1925

East Middle Pearl River US 90 Bridge [Map · Street View]
Pony truss bridge over East Middle Pearl River on US 90
Open to traffic
Built 1933

East Pearl River US 90 Bridge [Map · Street View]
Swing bridge over East Pearl River on US 90
Open to traffic
Built 1933 by the Wisconsin Bridge & Iron Co.

I-10 East Pearl River Bridge [Map · Street View]
Girder bridge over East Pearl River on I-10
Open to traffic
Built 1970

I-59 East Pearl River Bridge [Map · Street View]
Beam bridge over East Pearl River & Honey Island Swamp Road on US Highway 11 & I-59
Open to traffic
Built 1958

IC - Bogue Chitto River Bridge [Map · Street View]
Abandoned through truss bridge over Bogue Chitto River on Illinois Central Railroad
Derelict/abandoned

IC - Lacombe Bayou Bridge (Old) [Map]
Pony plate girder swing bridge over Lacombe Bayou on Former Illinois Central Railroad
A Bascule draw built across of bike traffic
Built 1907; Removed 2008

IC - Tchefuncte River Bridge [Map · Street View]
Abandoned truss bridge over Tchefuncte River on Illinois Central Railroad
Derelict/abandoned

ICG - LA-21 Overpass [Map]
Lost Steel stringer bridge over Former Illinois Central Gulf Railroad on LA-21
Railroad line closed and removed; bridge demolished and replaced with blacktop
Built 1933

LA36 Overpass [Map · Street View]
Steel stringer bridge over Former Illinois Central Gulf Railroad on LA-36
Open to traffic
Built 1937

Lake Pontchartrain Causeway [Map · Street View]
Pair of prestressed concrete bridges over Lake Pontchartrain with a length of nearly 24 miles
Open to two lanes of toll southbound traffic and two lanes of free northbound traffic
First bridge built 1956

Lake Road Bridge [Map · Street View]
Steel stringer bridge over Powell Canal on Lake Road
Open to traffic
Built ca. 1960

Liberty Bayou Bridge [Map]
Concrete stringer wooden bridge over Liberty Bayou on Louisiana Route 433
Replaced by a new bridge
Built in 1941; replaced 1980

Maestri Bridge [Map · Street View]
Bascule bridge over Lake Pontchartrain on US 11 in New Orleans
Open to traffic
Built 1928

Middle Middle Pearl River US 90 Bridge [Map · Street View]
Pony truss bridge over Middle Middle Pearl River on US 90
Open to traffic
Built 1933

NO&N - Tchefuncte River Bridge [Map]
Lost through truss bridge over Tchefuncte River on New Orleans & Northeastern
Removed but not replaced

NS - East Pearl River Bridge [Map · Street View]
Through truss bridge over Pearl River on Norfolk Southern Railway
Open to traffic
Built 1906

NS - Lake Pontchartrain Trestle [Map · Street View]
Bascule bridge over Lake Pontchartrain on Norfolk Southern Railway (former Southern Railway)
Open to traffic
Originally built 1884. several upgrades have been made since

NS - West Fork Pearl River Swing Bridge [Map · Street View]
Railroad swing bridge over Pearl River, West Fork navigation channel on Norfolk Southern Railroad
Open to traffic

Old US 11 East Pearl River Bridge [Map]
Lost Bridge over Pearl River on Old US 11 (originally US 90)
Demolished after 1972
Built 1926; made obsolete by re-routing of US 11 onto Interstate 59 in 1965

Old US 11 West Pearl River Bridge [Map · Street View]
Lost Bridge over Pearl River on Old US 11 (originally US 90)
Removed
Opened to traffic in November 1926; likely demolished around 1971

Rigolets Bridge [Map]
Lost through truss swing bridge over Rigolets Pass on US 90 in New Orleans
Replaced by new bridge
Opened to traffic June 9, 1930; replaced 2009

Slough Bridge [Map · Street View]
Slab bridge over Slough on US-190
Open to traffic
Built 1941

Tammany Trace Bike Trail - Lacombe Bayou Bridge [Map · Street View]
Bridge over Lacombe Bayou on Tammany Trace Bike Trail (formerly Illinois Central Railroad)
Open to pedestrians and cyclists only
Built 2008

Tchefuncte River Bridge [Map · Street View]
Steel stringer bridge over Tchefuncte River on LA-21
Open to traffic
Built 1950

Tchefuncte River LA 22 Bridge [Map · Street View]
Swing bridge over Tchefuncte River on LA 22 at Madisonville
Open to traffic
Built ca. 1980

Twin Span Bridges [Map · Street View]
Concrete box girder bridge over Lake Pontchartrain on Interstate 10
Open to traffic
Original causeway destroyed by Hurricane Katrina in 2005. Current bridge built in segments between 2007 and 2011

US11 Overpass [Map · Street View]
Steel stringer bridge over New Orleans and Northeastern RR (now Norfolk Southern RR) on US 11
Open to traffic
Built 1937

West Middle River US 90 Bridge [Map · Street View]
Pony truss bridge over West Middle River on US 90
Open to traffic
Built 1933

West Pearl River Bridge [Map · Street View]
Pair of steel stringer bridges over West Pearl River on I-10
Open to traffic
Built 1970

West Pearl River US 90 Bridge [Map · Street View]
Vertical lift bridge over West Pearl River on US 90
Open to traffic
Built 1933