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US0171 over BUCHANAN BAYOU

Map 

Coordinates:
+32.35841, -93.82769
32°21'30" N, 93°49'40" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:US0171 over BUCHANAN BAYOU
Structure number:040900250804142
Location:5.14 MI NORTH OF LA 3276
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:29.9 ft. [9.1 m]
Total length:120.1 ft. [36.6 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:1953
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:4
Main spans material:Concrete [1]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: January 2016 

Status:Open, no restriction [A]
Average daily traffic:7,560 [as of 2015]
Truck traffic:6% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
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:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:28.5 tons [25.9 metric tons]
Inventory rating:21.8 tons [19.8 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:33.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$585,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
January 201633.9Structurally deficientFairPoorFair7560
January 201549.2Structurally deficientFairPoorFair8400
January 201449.3Structurally deficientFairPoorFair8160
January 201349.3Structurally deficientFairPoorFair7920
January 201250.4Structurally deficientSatisfactoryPoorSatisfactory7800
January 201150.5Structurally deficientSatisfactoryPoorSatisfactory7560
February 201050.5Structurally deficientSatisfactoryPoorSatisfactory7320
January 200950.9Structurally deficientGoodPoorGood5640
January 200850.9Structurally deficientGoodPoorGood5580
January 200750.9Structurally deficientGoodPoorGood5580
January 200651.0Structurally deficientGoodPoorGood5160
January 200551.0Structurally deficientGoodPoorGood5160
January 200451.0Structurally deficientGoodPoorGood5100
January 200346.7Structurally deficientGoodPoorGood5220
March 200246.7Structurally deficientGoodPoorGood5341
February 200146.7Structurally deficientVery GoodPoorGood5341
February 200046.8Structurally deficientVery GoodPoorGood5049
April 199946.8Structurally deficientVery GoodPoorGood5049
January 199846.8Structurally deficientVery GoodPoorGood5049
February 199746.8Structurally deficientVery GoodPoorGood4951
February 199647.0Structurally deficientVery GoodPoorGood4902
January 199547.0Structurally deficientVery GoodPoorGood4854
January 199447.1Structurally deficientVery GoodPoorGood4643
January 199347.0Structurally deficientVery GoodPoorGood4813
February 199247.0Structurally deficientVery GoodPoorGood4813