I75 LL over I75 - LL / CSX RAILROAD


+35.96889, -83.97972
35°58'08" N, 83°58'47" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I75 LL over I75 - LL / CSX RAILROAD
Structure number:47I00750110
Purpose:Carries highway over railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:99.4 ft. [30.3 m]
Total length:279.5 ft. [85.2 m]
Roadway width between curbs:59.1 ft. [18.0 m]
Deck width edge-to-edge:61.0 ft. [18.6 m]
Vertical clearance below bridge:24.9 ft. [7.6 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1981
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:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: January 2015 

Status:Open, no restriction [A]
Average daily traffic:75,620 [as of 2014]
Truck traffic:12% of total traffic
Deck condition:Very Good [8 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:Better than present minimum criteria [7]
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:59.4 tons [54.0 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:89.9

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
January 201589.9Not deficientVery GoodGoodGood75620
January 201390.1Not deficientVery GoodGoodGood73550
January 201190.4Not deficientVery GoodGoodGood70590
April 200891.0Not deficientVery GoodGoodGood63820
December 200691.3Not deficientVery GoodGoodGood71480
December 200491.0Not deficientVery GoodGoodGood74310
March 200390.2Not deficientSatisfactoryGoodGood82880
February 200191.5Not deficientGoodGoodGood69400
December 199891.3Not deficientGoodGoodGood71490
February 199791.5Not deficientGoodGoodGood69030
January 199594.1Not deficientGoodGoodGood51450
December 199294.4Not deficientGoodGoodGood48590
November 199094.4Not deficientGoodGoodGood48590