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US0071 over TWELVE MILE BAYOU

Map 

Coordinates:
+32.55078, -93.77954
32°33'03" N, 93°46'46" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:US0071 over TWELVE MILE BAYOU
Structure number:040900110103131
Location:.1 MI NORTH OF LA 173
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:73.2 ft. [22.3 m]
Total length:487.9 ft. [148.7 m]
Roadway width between curbs:82.7 ft. [25.2 m]
Deck width edge-to-edge:84.6 ft. [25.8 m]
Skew angle:25°
Owner:State Highway Agency [01]
Year built:1990
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:7
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: February 2016 

Status:Open, no restriction [A]
Average daily traffic:29,400 [as of 2015]
Truck traffic:11% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Operating rating:67.3 tons [61.2 metric tons]
Inventory rating:32.7 tons [29.7 metric tons]
Sufficiency rating:84.4

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201684.4Not deficientGoodGoodGood29400
February 201481.6Not deficientGoodGoodGood35600
February 201283.6Not deficientGoodGoodGood40600
February 201083.6Not deficientGoodGoodGood38200
February 200883.6Not deficientVery GoodVery GoodVery Good35800
March 200684.4Not deficientVery GoodVery GoodVery Good32000
January 200485.0Not deficientVery GoodVery GoodVery Good30300
February 200289.3Not deficientVery GoodVery GoodVery Good23171
February 200088.3Not deficientVery GoodVery GoodVery Good25775
February 199888.3Not deficientVery GoodVery GoodVery Good25775
March 199691.1Not deficientVery GoodVery GoodVery Good18343
March 199487.5Not deficientVery GoodVery GoodVery Good27913
February 199287.5Not deficientVery GoodVery GoodVery Good27913