LA3139 over STS., R/R


+29.96852, -90.13062
29°58'07" N, 90°07'50" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:LA3139 over STS., R/R
Structure number:022604300104672
Location:2.6 MI EAST OF LA 3152
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:96.1 ft. [29.3 m]
Total length:2193.0 ft. [668.4 m]
Roadway width between curbs:32.8 ft. [10.0 m]
Deck width edge-to-edge:35.8 ft. [10.9 m]
Vertical clearance below bridge:23.0 ft. [7.0 m]
Owner:State Highway Agency [01]
Year built:1982
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:30
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: May 2014 

Status:Open, no restriction [A]
Average daily traffic:19,680 [as of 2014]
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:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:59.4 tons [54.0 metric tons]
Inventory rating:34.7 tons [31.5 metric tons]
Sufficiency rating:95.8

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201495.8Not deficientGoodGoodGood19680
May 201295.8Not deficientGoodGoodGood19680
May 201095.5Not deficientGoodGoodGood23280
June 200895.5Not deficientGoodGoodGood23280
May 200695.6Not deficientGoodGoodGood21600
September 200395.9Not deficientGoodGoodGood19455
April 200096.1Not deficientGoodGoodGood19455
May 199896.1Not deficientVery GoodVery GoodVery Good19455
June 199596.5Not deficientVery GoodVery GoodVery Good19455
May 199298.0Not deficientVery GoodVery GoodVery Good27276
March 199098.0Not deficientVery GoodVery GoodVery Good27276