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LA0022 over AMITE RIVER @ CLIO

Map

Coordinates:
+30.30741, -90.60922
30°18'27" N, 90°36'33" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LA0022 over AMITE RIVER @ CLIO
Structure number:623202600402731
Location:62322600402731
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:134.8 ft. [41.1 m]
Total length:522.0 ft. [159.1 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:31.5 ft. [9.6 m]
Vertical clearance above deck:18.0 ft. [5.5 m]
Vertical clearance below bridge:9.8 ft. [3.0 m]
Owner:State Highway Agency [01]
Year built:1974
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:20
Main spans material:Steel [3]
Main spans design:Movable - Swing [17]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: January 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,510 [as of 2015]
Truck traffic:2% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Operating rating:54.5 tons [49.5 metric tons]
Inventory rating:31.7 tons [28.8 metric tons]
Sufficiency rating:83.3

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201683.3FairSatisfactoryGoodSatisfactory-1510
February 201484.3FairSatisfactoryGoodSatisfactory-1580
January 201282.3FairSatisfactoryGoodSatisfactory-1700
January 201082.3FairSatisfactoryGoodSatisfactory-1600
May 200882.3FairSatisfactoryGoodSatisfactory-1450
April 200684.3FairSatisfactoryGoodSatisfactory-1390
January 200484.3FairSatisfactoryGoodSatisfactory-1240
June 200284.3FairSatisfactoryGoodSatisfactory-1280
April 200084.3FairSatisfactoryGoodSatisfactory-1232
April 199882.3FairSatisfactoryGoodSatisfactory-893
May 199683.3FairSatisfactoryGoodSatisfactory-920
April 199483.3FairSatisfactoryGoodSatisfactory-754
March 199283.3GoodGoodGoodGood-766

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.34211722500
Steel Stringerlinear ft.1,1621451,01700
Deck
Reinforced Concrete Decksq. ft.1,34401,34400
Superstructure
Steel Floor Beamlinear ft.2035115200
Substructure
Reinforced Concrete Pier Walllinear ft.1010000
Reinforced Concrete Abutmentlinear ft.9895300
Prestressed Concrete Pileeach6868000
Reinforced Concrete Pier Caplinear ft.493049300
Deck
Open Grid Decksq. ft.2,7262,726000
Concrete Filled Grid Decksq. ft.696696000
Joints
Pourable Jointlinear ft.551100873640
Open Jointlinear ft.89260630
Bearings
Pot Bearingeach11000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.33210023200
Reinforced Concrete Bridge Raillinear ft.76024005200
Deck
Reinforced Concrete Slabsq. ft.11,020011,02000