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I124 SBL over SOUTHERN RAILWAY

Map 

Coordinates:
+35.03861, -85.31917
35°02'19" N, 85°19'09" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I124 SBL over SOUTHERN RAILWAY
Structure number:33I01240008
Location:0.7 MI S OF TENN. RIVER
Purpose:Carries highway over railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:64.0 ft. [19.5 m]
Total length:190.0 ft. [57.9 m]
Roadway width between curbs:39.0 ft. [11.9 m]
Deck width edge-to-edge:50.2 ft. [15.3 m]
Vertical clearance below bridge:26.9 ft. [8.2 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1962
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:4
Main spans material:Prestressed concrete [5]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Other [9]
Wearing surface:Bituminous [6]

Latest Available Inspection: August 2014 

Status:Open, no restriction [A]
Average daily traffic:69,810 [as of 2014]
Truck traffic:5% 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:Basically intolerable requiring high priority of replacement [2]
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:97.0 tons [88.2 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:58.0
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$370,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201458.0Functionally obsoleteGoodGoodGood69810
August 201258.0Functionally obsoleteGoodGoodGood68930
August 201061.0Functionally obsoleteGoodGoodGood63390
September 200849.0Functionally obsoleteFairFairSatisfactory68790
August 200649.0Functionally obsoleteFairFairSatisfactory77940
August 200449.0Functionally obsoleteFairFairSatisfactory77610
September 200249.0Functionally obsoleteFairFairSatisfactory77900
October 200049.0Functionally obsoleteFairFairSatisfactory69310
September 199849.0Functionally obsoleteFairFairSatisfactory70090
April 199752.8Functionally obsoleteFairFairGood75820
December 199466.3Functionally obsoleteGoodGoodGood55200
December 199267.2Functionally obsoleteGoodGoodGood46850
April 199167.2Functionally obsoleteGoodGoodGood46850