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US0171 over CASTOR CREEK RELIEF

Map

Coordinates:
+31.10357, -93.26980
31°06'13" N, 93°16'11" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US0171 over CASTOR CREEK RELIEF
Structure number:085800240615502
Location:5.1 MI NORTH OF LA 10
Purpose:Carries highway over relief for waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:20.0 ft. [6.1 m]
Total length:201.1 ft. [61.3 m]
Roadway width between curbs:38.4 ft. [11.7 m]
Deck width edge-to-edge:42.7 ft. [13.0 m]
Owner:State Highway Agency [01]
Year built:1975
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:Other [9]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: February 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:15,180 [as of 2015]
Truck traffic:15% of total traffic
Deck condition:Good [7 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:Better than present minimum criteria [7]
Water adequacy appraisal:Superior to present desirable criteria [9]
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:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Operating rating:78.2 tons [71.1 metric tons]
Inventory rating:47.5 tons [43.2 metric tons]
Sufficiency rating:96.6

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201696.6FairGoodGoodSatisfactory-15180
February 201496.6FairGoodGoodSatisfactory-14820
January 201296.9FairGoodGoodSatisfactory-11940
February 201097.2FairGoodSatisfactoryGood-9060
February 200897.1FairGoodSatisfactorySatisfactory-9600
March 200696.9FairSatisfactorySatisfactorySatisfactory-11520
February 200495.9FairSatisfactorySatisfactorySatisfactory-11700
February 200296.8FairSatisfactorySatisfactorySatisfactory-13147
January 200096.1FairSatisfactorySatisfactorySatisfactory-20572
February 199896.8FairSatisfactorySatisfactoryVery Good-12501
February 199697.0FairSatisfactorySatisfactoryVery Good-13928
February 199497.1FairSatisfactorySatisfactoryVery Good-12574
February 199297.2FairSatisfactorySatisfactoryVery Good-10526

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Substructure
Reinforced Concrete Abutmentlinear ft.9696000
Prestressed Concrete Pileeach4545000
Reinforced Concrete Pier Caplinear ft.38502571280
Joints
Pourable Jointlinear ft.471047100
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.402039840
Deck
Reinforced Concrete Slabsq. ft.86,02886,028000