LA3139 over I.C.G. RR


+29.96839, -90.20133
29°58'06" N, 90°12'05" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:LA3139 over I.C.G. RR
Structure number:022604300100141
Location:.14 MI SOUTH OF US 61
Purpose:Carries highway over railroad and waterway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:80.1 ft. [24.4 m]
Total length:1362.9 ft. [415.4 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:33.5 ft. [10.2 m]
Vertical clearance below bridge:27.6 ft. [8.4 m]
Owner:State Highway Agency [01]
Year built:1977
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:15
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: May 2016 

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:19,680 [as of 2015]
Truck traffic:17% of total traffic
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]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:94.8 tons [86.2 metric tons]
Inventory rating:38.0 tons [34.5 metric tons]
Sufficiency rating:83.0

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201683.0GoodGoodGoodGood-19680
May 201483.0GoodVery GoodGoodVery Good-19680
June 201283.0GoodVery GoodVery GoodVery Good-19680
July 201083.0GoodVery GoodVery GoodVery Good-21600
July 200883.0GoodGoodGoodVery Good-21600
July 200683.0GoodGoodGoodVery Good-21600
July 200383.0GoodGoodGoodVery Good-22620
April 200080.8GoodVery GoodVery GoodVery Good-22699
September 199780.8GoodVery GoodVery GoodVery Good-23889
June 199480.8GoodVery GoodVery GoodVery Good-22211
September 199280.8GoodVery GoodVery GoodVery Good-22929
January 199180.8GoodVery GoodVery GoodVery Good-22929