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US0090 over MISSISSIPPI RIVER

Map 

Coordinates:
+29.94161, -90.16622
29°56'30" N, 90°09'58" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:US0090 over MISSISSIPPI RIVER
Structure number:022600060100001
Location:.01 MI SOUTH OF LA 48
Purpose:Carries highway over highway and waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:790.1 ft. [240.8 m]
Total length:2381.0 ft. [725.7 m]
Roadway width between curbs:84.0 ft. [25.6 m]
Deck width edge-to-edge:125.0 ft. [38.1 m]
Vertical clearance above deck:20.0 ft. [6.1 m]
Vertical clearance below bridge:152.9 ft. [46.6 m]
Owner:State Highway Agency [01]
Year built:1936
Year reconstructed:2013
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: December 2013 

Status:Open, no restriction [A]
Average daily traffic:36,900 [as of 2014]
Truck traffic:7% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Operating rating:33.7 tons [30.6 metric tons]
Inventory rating:15.8 tons [14.4 metric tons]
Sufficiency rating:46.2

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201346.2Not deficientGoodVery GoodVery Good36900
December 201133.2Structurally deficientGoodVery GoodVery Good46300
December 200733.2Structurally deficientGoodVery GoodVery Good48000
December 200633.2Structurally deficientGoodVery GoodVery Good52800
December 200433.2Structurally deficientGoodVery GoodVery Good50800
November 200233.2Structurally deficientGoodVery GoodVery Good50500
December 199833.2Structurally deficientGoodVery GoodVery Good45902
20000.0Not applicable---12884
December 199532.2Structurally deficientPoorVery GoodVery Good45236
December 199432.2Structurally deficientPoorVery GoodVery Good49374
December 199232.2Structurally deficientPoorVery GoodVery Good47881
December 198932.2Structurally deficientPoorVery GoodVery Good47881