Share:

US0071 over CROSS BAYOU

Map 

Coordinates:
+32.51890, -93.75246
32°31'08" N, 93°45'09" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:US0071 over CROSS BAYOU
Structure number:040900110100351
Location:.1 MI NORTH OF LA 173
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:75.1 ft. [22.9 m]
Total length:495.1 ft. [150.9 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:48.6 ft. [14.8 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:1966
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: June 2015 

Status:Open, no restriction [A]
Average daily traffic:8,700 [as of 2015]
Truck traffic:11% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
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 is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Operating rating:71.0 tons [64.5 metric tons]
Inventory rating:42.5 tons [38.6 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:48.3
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$2,047,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201548.3Structurally deficientFairFairPoor8700
June 201447.7Structurally deficientFairFairPoor11760
February 201447.7Structurally deficientFairFairPoor11760
February 201350.7Structurally deficientFairFairPoor11760
February 201266.9Not deficientFairFairFair14700
September 201079.3Not deficientGoodSatisfactorySatisfactory14700
February 201079.3Not deficientGoodSatisfactorySatisfactory14700
June 200879.5Not deficientGoodSatisfactorySatisfactory12840
February 200879.5Not deficientGoodSatisfactorySatisfactory12840
March 200679.1Not deficientGoodSatisfactorySatisfactory16560
January 200479.3Not deficientGoodSatisfactorySatisfactory14820
February 200278.8Not deficientGoodSatisfactorySatisfactory19021
February 200079.6Not deficientGoodSatisfactorySatisfactory11568
February 199879.6Not deficientGoodSatisfactorySatisfactory11568
March 199679.6Not deficientGoodSatisfactorySatisfactory11568
April 199580.1Not deficientGoodSatisfactorySatisfactory9942
March 199480.1Not deficientGoodVery GoodVery Good9843
February 199279.8Not deficientGoodVery GoodVery Good12831