I75 over E.BRAINARD RD (SR 320)


+35.01694, -85.17861
35°01'01" N, 85°10'43" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I75 over E.BRAINARD RD (SR 320)
Structure number:33I00750027
Location:I-75 / SR-320
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:69.9 ft. [21.3 m]
Total length:216.9 ft. [66.1 m]
Roadway width between curbs:149.9 ft. [45.7 m]
Deck width edge-to-edge:151.9 ft. [46.3 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Skew angle:37°
Owner:State Highway Agency [01]
Year built:1960
Year reconstructed:1992
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:4
Main spans material:Prestressed concrete [5]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Precast Panels [2]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: July 2014 

Status:Open, no restriction [A]
Average daily traffic:98,990 [as of 2014]
Truck traffic:22% of total traffic
Deck condition:Good [7 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:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:67.3 tons [61.2 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:92.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201492.0Functionally obsoleteGoodSatisfactorySatisfactory98990
July 201280.0Functionally obsoleteFairFairSatisfactory99750
July 201082.0Functionally obsoleteFairFairSatisfactory96260
July 200882.0Functionally obsoleteFairFairSatisfactory96260
July 200682.0Functionally obsoleteFairFairSatisfactory113330
August 200482.0Functionally obsoleteFairFairSatisfactory103400
August 200282.0Functionally obsoleteFairFairSatisfactory101960
September 200086.0Not deficientFairFairGood99380
September 199895.0Not deficientFairSatisfactoryGood105980
August 199698.0Not deficientSatisfactoryGoodGood116060
November 199498.0Not deficientSatisfactoryGoodGood95580
November 199278.0Structurally deficientPoorGoodGood82510
October 199077.0Structurally deficientPoorGoodGood82510