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SR 481 over I 20

Map 

Coordinates:
+32.31605, -89.61463
32°18'58" N, 89°36'53" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:SR 481 over I 20
Structure number:310048106201840
Location:SR 481 OVER I 20
Purpose:Carries highway over highway
Route classification:Major Collector (Rural) [07]
Length of largest span:83.0 ft. [25.3 m]
Total length:291.0 ft. [88.7 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:32.5 ft. [9.9 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:1968
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:2
Main spans material:Concrete continuous [2]
Main spans design:Box Beam or girders - Single or Spread [06]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: December 2014 

Status:Open, no restriction [A]
Average daily traffic:1,500 [as of 2012]
Truck traffic:3% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Inventory rating:67.3 tons [61.2 metric tons]
Sufficiency rating:71.4

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201471.4Not deficientFairFairVery Good1500
December 201271.4Not deficientFairFairVery Good1500
December 201083.4Not deficientSatisfactorySatisfactoryVery Good1500
November 200884.4Not deficientSatisfactoryVery GoodVery Good1500
November 200685.4Not deficientSatisfactoryVery GoodVery Good1400
January 200585.4Not deficientVery GoodVery GoodVery Good1400
February 200385.5Not deficientVery GoodVery GoodVery Good900
January 200185.4Not deficientVery GoodVery GoodVery Good900
20000.0Not applicable---11000
January 199985.4Not deficientVery GoodVery GoodVery Good900
April 199784.5Not deficientVery GoodVery GoodVery Good900
July 199584.5Not deficientVery GoodVery GoodVery Good760
August 199393.0Not deficientVery GoodVery GoodVery Good690
October 199193.0Not deficientVery GoodVery GoodVery Good690
November 198984.5Not deficientVery GoodVery GoodVery Good760