US0090B over LA 428


+29.93042, -90.03798
29°55'50" N, 90°02'17" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US0090B over LA 428
Structure number:023602830804297
Location:1.88 MI SOUTH OF MISS. RI
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:116.1 ft. [35.4 m]
Total length:588.0 ft. [179.2 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Vertical clearance above deck:17.1 ft. [5.2 m]
Vertical clearance below bridge:33.8 ft. [10.3 m]
Owner:State Highway Agency [01]
Year built:1993
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:5
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: February 2016 

Status:Open, no restriction [A]
Average daily traffic:9,170 [as of 2015]
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:73.3 tons [66.6 metric tons]
Inventory rating:40.6 tons [36.9 metric tons]
Sufficiency rating:99.1

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201699.1Not deficientGoodGoodGood9170
March 201498.2Not deficientGoodGoodGood9070
March 201297.1Not deficientGoodGoodGood9160
July 200899.2Not deficientVery GoodGoodGood8190
August 200699.2Not deficientVery GoodVery GoodVery Good8510
June 200497.2Not deficientVery GoodVery GoodVery Good7870
July 200297.2Not deficientVery GoodVery GoodVery Good8320
July 199897.2Not deficientVery GoodVery GoodVery Good8559
May 199397.5Not deficientVery GoodVery GoodVery Good6800
199392.1Not deficient---37112