I 59/20 over L * N RR


+33.55026, -86.77459
33°33'01" N, 86°46'29" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I 59/20 over L * N RR
Structure number:011080
Old structure number:00000I59370276B (from 1992 edition)
Location:I 59 * L * N RR
Purpose:Carries highway over railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:80.1 ft. [24.4 m]
Total length:203.1 ft. [61.9 m]
Roadway width between curbs:80.1 ft. [24.4 m]
Deck width edge-to-edge:81.4 ft. [24.8 m]
Vertical clearance below bridge:23.3 ft. [7.1 m]
Skew angle:12°
Owner:State Highway Agency [01]
Year built:1974
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:3
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: February 2016 

Status:Open, no restriction [A]
Average daily traffic:70,200 [as of 2016]
Truck traffic:11% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:54.1 tons [49.2 metric tons]
Inventory rating:35.0 tons [31.8 metric tons]
Sufficiency rating:90.2
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$4,439,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201690.2Not deficientFairSatisfactorySatisfactory70200
February 201478.2Not deficientFairFairSatisfactory70200
February 201278.1Not deficientFairFairSatisfactory70545
February 201090.0Not deficientFairSatisfactorySatisfactory71710
February 200890.1Not deficientFairSatisfactorySatisfactory71565
February 200690.3Not deficientFairGoodGood69460
February 200489.1Not deficientFairGoodGood68040
February 200289.5Not deficientFairVery GoodVery Good68040
February 200090.6Not deficientFairVery GoodVery Good67530
March 199891.0Not deficientFairVery GoodVery Good63620
January 199693.4Not deficientSatisfactoryVery GoodVery Good60820
February 199493.7Not deficientGoodGoodVery Good57275
November 199193.8Not deficientGoodVery GoodVery Good56070