US0090B over LA.428,US.90 W/B,POLICE


+29.93056, -90.03839
29°55'50" N, 90°02'18" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US0090B over LA.428,US.90 W/B,POLICE
Structure number:023602830804115
Location:1.7 MI SOUTH OF MISS. RIV
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:185.0 ft. [56.4 m]
Total length:1716.9 ft. [523.3 m]
Roadway width between curbs:21.0 ft. [6.4 m]
Deck width edge-to-edge:24.0 ft. [7.3 m]
Vertical clearance above deck:19.0 ft. [5.8 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Owner:State Highway Agency [01]
Year built:1993
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:18
Main spans material:Steel [3]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: April 2014 

Status:Open, no restriction [A]
Average daily traffic:9,070 [as of 2014]
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:Equal to present desirable criteria [8]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:78.2 tons [71.1 metric tons]
Inventory rating:40.6 tons [36.9 metric tons]
Sufficiency rating:96.1

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
April 201496.1Not deficientGoodVery GoodVery Good9070
April 201296.1Not deficientGoodGoodGood9160
August 200896.2Not deficientVery GoodVery GoodVery Good8190
August 200696.2Not deficientVery GoodVery GoodVery Good8510
June 200493.2Functionally obsoleteVery GoodVery GoodVery Good7870
September 200293.2Functionally obsoleteVery GoodVery GoodVery Good8320
July 199893.1Not deficientVery GoodVery GoodVery Good8559
199790.4Not deficient---5836