LA0612 over FLAT RIVER


+32.43870, -93.62641
32°26'19" N, 93°37'35" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:LA0612 over FLAT RIVER
Structure number:040801080101091
Location:1.1 MI E OF US 71(LA0612)
Purpose:Carries highway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:19.0 ft. [5.8 m]
Total length:228.0 ft. [69.5 m]
Roadway width between curbs:32.5 ft. [9.9 m]
Deck width edge-to-edge:35.1 ft. [10.7 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:10
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: November 2015 

Status:Open, no restriction [A]
Average daily traffic:7,300 [as of 2015]
Truck traffic:12% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Operating rating:35.3 tons [32.1 metric tons]
Inventory rating:27.1 tons [24.6 metric tons]
Sufficiency rating:87.8

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201587.8Not deficientSatisfactorySatisfactorySatisfactory7300
November 201393.2Not deficientSatisfactorySatisfactorySatisfactory7200
December 201193.5Not deficientSatisfactorySatisfactorySatisfactory6400
December 200993.0Not deficientGoodGoodGood7700
December 200793.1Not deficientGoodGoodVery Good7400
December 200593.1Not deficientGoodGoodVery Good7300
December 200393.3Not deficientGoodGoodVery Good6800
December 200193.5Not deficientGoodGoodVery Good6264
November 199993.5Not deficientGoodGoodVery Good6264
November 199794.1Not deficientGoodGoodVery Good4825
November 199594.0Not deficientGoodGoodVery Good4967
October 199394.9Not deficientGoodGoodVery Good2885
December 199194.7Not deficientGoodVery GoodVery Good3381