I 59/20 over L * N RR


+33.53333, -86.76667
33°31'60" N, 86°46'00" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I 59/20 over L * N RR
Structure number:011079
Location:.2 MI NO AL 79
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:Satisfactory [6 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:54.8 tons [49.8 metric tons]
Inventory rating:32.8 tons [29.8 metric tons]
Sufficiency rating:90.0
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 201690.0Not deficientSatisfactorySatisfactorySatisfactory70200
February 201475.8Not deficientFairFairFair70200
February 201275.8Not deficientFairFairFair70545
February 201087.7Not deficientFairSatisfactorySatisfactory71710
February 200887.7Not deficientFairSatisfactorySatisfactory71565
March 200688.9Not deficientFairGoodGood69460
February 200489.1Not deficientFairGoodGood68040
February 200290.5Not deficientFairGoodGood68040
February 200090.6Not deficientFairGoodGood67530
March 199891.0Not deficientFairVery GoodGood63620
January 199692.4Not deficientFairVery GoodVery Good60820
February 199493.7Not deficientSatisfactoryVery GoodVery Good57275
November 199193.8Not deficientSatisfactoryVery GoodVery Good56070