+30.84034, -91.22667
30°50'25" N, 91°13'36" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Structure number:611900610500001
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:60.0 ft. [18.3 m]
Total length:542.0 ft. [165.2 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:33.5 ft. [10.2 m]
Owner:State Highway Agency [01]
Year built:1959
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:9
Main spans material:Steel [3]
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: December 2015 

Status:Open, no restriction [A]
Average daily traffic:2,800 [as of 2015]
Truck traffic:17% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge is scour critical; field review indicates that extensive scour has occurred at bridge foundations. [2]
Operating rating:31.0 tons [28.2 metric tons]
Inventory rating:21.0 tons [19.1 metric tons]
Sufficiency rating:45.8

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201545.8Not deficientFairFairFair2800
December 201344.8Not deficientFairFairFair3100
July 201161.5Not deficientFairFairFair3100
May 201063.6Not deficientSatisfactorySatisfactoryFair3100
April 200963.6Not deficientSatisfactorySatisfactoryFair3100
April 200862.3Not deficientFairSatisfactoryFair3200
April 200763.2Not deficientSatisfactoryVery GoodFair3300
April 200663.2Not deficientSatisfactoryVery GoodFair3300
April 200563.2Not deficientSatisfactoryVery GoodFair3300
June 200275.2Not deficientGoodVery GoodSatisfactory3400
June 200079.7Not deficientGoodVery GoodSatisfactory2486
June 199875.6Not deficientGoodVery GoodSatisfactory3726
June 199659.5Not deficientGoodVery GoodSatisfactory3789
June 199466.0Not deficientGoodVery GoodSatisfactory2312
June 199265.1Not deficientGoodVery GoodSatisfactory2671
June 199065.1Not deficientGoodVery GoodSatisfactory2671