__NOTOC__ This is a list of bridges documented by the Historic American Engineering Record in the U.S. state of Louisiana.
Bridges Survey No.Name (as assigned by HAER)StatusTypeBuiltDocumentedCarriesCrossesLocationParishCoordinatesKrotz Springs BridgeReplacedK-truss19341985Atchafalaya RiverKrotz SpringsSt. LandryBayou Teche BridgeReplacedSwing span19321985Bayou TecheRuthSt. MartinDeSiard Street BridgeReplacedSwing span18991997DeSiard StreetOuachita RiverMonroeOuachitaHuey P. Long BridgeExtantCantilever19352005Mississippi RiverJeffersonJeffersonLong–Allen BridgeExtantK-truss19332000Red RiverShreveportCaddoOuachita River BridgeDemolishedParker truss19322009Ouachita RiverSterlingtonOuachitaLake Pontchartrain Causeway & Southern Toll Plaza BridgeExtantTrestle19562010Causeway BoulevardLake PontchartrainMetairie and MandevilleJefferson and St. TammanyMissouri Pacific Railroad BridgeExtantReinforced concrete girder19322016Missouri Pacific RailroadTullosLaSalleClarke Bayou BridgeExtantBox culvert19262016 westboundClarke BayouFillmoreBossierBayou Teche BridgeExtantRolling lift (Scherzer) bascule19402016Bayou TecheNew IberiaIberiaCalcasieu River West Fork BridgeExtantVertical-lift bridge19682016Calcasieu River west forkMoss BluffCalcasieuWest Pearl River BridgeExtantVertical-lift bridge19332016West Pearl RiverSlidellSt. TammanyLockport Company Canal BridgeExtantVertical-lift bridge19592016Lockport Company CanalLockportLafourcheLower Grand River BridgeExtantSwing span19582016Lower Grand RiverPlaquemineIbervilleSt. Martin Parish Road BridgeExtantSwing span19392016Parish Road 196Bayou La RoseButte La RoseSt. MartinTerrebonne Parish Road No. 004 BridgeExtantSwing span19592016Parish Road 111Bayou du LargeTheriotTerrebonneLacombe Bayou BridgeExtantSwing span19382016Bayou LacombeLacombeSt. TammanyBayou Teche at Charenton BridgeExtantSwing span19452016Bayou TecheCharentonSt. MaryPass Manchac BridgeExtantSteel rolled multi-beam19572016Pass ManchacAkers and GalvaTangipahoa and St. John the BaptistMissouri Pacific Railroad BridgeExtantSteel rolled multi-beam19382016Missouri Pacific RailroadBonitaMorehouseManchac Bayou BridgeExtantWarren truss19312016Bayou ManchacBaton Rouge and PrairievilleEast Baton Rouge and AscensionMiller's Bluff BridgeExtantWarren truss19552016Red RiverPlain Dealing and HosstonBossier and CaddoBoeuf River BridgeExtantParker truss19262016Boeuf RiverRayvilleRichlandCharenton BridgeExtantK-truss19412016Charenton Drainage and Navigation CanalBaldwinSt. MaryIllinois Central Railroad, McComb Subdivision, Mainline Bridge 891.5ExtantTrestle19352018Canadian National RailwayBonnet Carré SpillwayNorco and LaPlaceSt. Charles and St. John the Baptist
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