LA3139 over ST., R/R


+29.96859, -90.13040
29°58'07" N, 90°07'49" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:LA3139 over ST., R/R
Structure number:022604300104671
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:104.0 ft. [31.7 m]
Total length:2164.1 ft. [659.6 m]
Roadway width between curbs:44.9 ft. [13.7 m]
Deck width edge-to-edge:47.6 ft. [14.5 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:31
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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:96.9

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201496.9Not deficientGoodGoodGood19680
July 201296.9Not deficientGoodGoodGood19680
July 201095.5Not deficientGoodGoodGood23280
June 200895.5Not deficientGoodGoodGood23280
May 200695.6Not deficientSatisfactoryGoodGood21600
September 200396.9Not deficientSatisfactoryGoodGood19455
April 200097.2Not deficientSatisfactoryGoodGood19455
May 199897.2Not deficientVery GoodVery GoodVery Good19455
June 199582.2Not deficientVery GoodVery GoodVery Good19455
May 199282.5Not deficientVery GoodVery GoodVery Good27276
March 199082.5Not deficientVery GoodVery GoodVery Good27276