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LA0023 over I C WATERWAY

This bridge is no longer in the current National Bridge Inventory database, and has likely been demolished or abandoned.

Map

Coordinates:
+29.87217, -90.00923
29°52'20" N, 90°00'33" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0023 over I C WATERWAY
Structure number:023800620200621
Location:.2 MI SOUTH OF LA 3017
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:799.9 ft. [243.8 m]
Total length:799.9 ft. [243.8 m]
Roadway width between curbs:22.0 ft. [6.7 m]
Deck width edge-to-edge:25.3 ft. [7.7 m]
Vertical clearance above deck:16.7 ft. [5.1 m]
Vertical clearance below bridge:99.7 ft. [30.4 m]
Owner:State Highway Agency [01]
Year built:1956
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Concrete [1]
Main span design:Tunnel [18]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: January 2009

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:32,791 [as of 2009]
Truck traffic:6% of total traffic
Deck condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Unknown [*]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:81.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$3,178,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2009FairSatisfactory-Satisfactory3279181.0
January 1997FairSatisfactory-Satisfactory2989679.0
March 1990FairSatisfactory-Satisfactory2554979.0