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LA0010 over THOMPSON CREEK

Map

Coordinates:
+30.84034, -91.22667
30°50'25" N, 91°13'36" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0010 over THOMPSON CREEK
Structure number:611900610500001
Location:LA0010
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 2016

Good/Fair/Poor Condition:Fair
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. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201645.8FairFairFairFair-2800
December 201545.8FairFairFairFair-2800
December 201344.8FairFairFairFair-3100
July 201161.5FairFairFairFair-3100
May 201063.6FairSatisfactorySatisfactoryFair-3100
April 200963.6FairSatisfactorySatisfactoryFair-3100
April 200862.3FairFairSatisfactoryFair-3200
April 200763.2FairSatisfactoryVery GoodFair-3300
April 200663.2FairSatisfactoryVery GoodFair-3300
April 200563.2FairSatisfactoryVery GoodFair-3300
June 200275.2FairGoodVery GoodSatisfactory-3400
June 200079.7FairGoodVery GoodSatisfactory-2486
June 199875.6FairGoodVery GoodSatisfactory-3726
June 199659.5FairGoodVery GoodSatisfactory-3789
June 199466.0FairGoodVery GoodSatisfactory-2312
June 199265.1FairGoodVery GoodSatisfactory-2671
June 199065.1FairGoodVery GoodSatisfactory-2671

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.2,7001,3501,35000
Deck
Reinforced Concrete Decksq. ft.15,12011,34003,7800
Substructure
Reinforced Concrete Pier Walllinear ft.1921647210
Reinforced Concrete Abutmentlinear ft.8484000
Prestressed Concrete Pileeach1212000
Reinforced Concrete Pier Caplinear ft.6464000
Joints
Open Jointlinear ft.280278020
Assembly without Seal Jointlinear ft.6060000
Bearings
Fixed Bearingeach9009000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,0801,080000