I640 RL over I640-RL (EB) / I275


+35.99972, -83.95833
35°59'59" N, 83°57'30" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I640 RL over I640-RL (EB) / I275
Structure number:47I02750019
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:52.8 ft. [16.1 m]
Total length:180.8 ft. [55.1 m]
Roadway width between curbs:51.8 ft. [15.8 m]
Deck width edge-to-edge:65.0 ft. [19.8 m]
Vertical clearance below bridge:17.7 ft. [5.4 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1962
Year reconstructed: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:4
Main spans material:Concrete continuous [2]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2014 

Status:Open, no restriction [A]
Average daily traffic:75,150 [as of 2014]
Truck traffic:10% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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:92.1 tons [83.7 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:80.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
April 201480.0Functionally obsoleteSatisfactorySatisfactorySatisfactory75150
April 201280.1Functionally obsoleteSatisfactoryGoodSatisfactory74810
April 201080.7Functionally obsoleteGoodGoodGood68940
March 200880.5Functionally obsoleteGoodGoodGood70350
December 200680.2Functionally obsoleteGoodGoodGood73730
November 200480.0Functionally obsoleteVery GoodGoodGood75230
September 200280.3Functionally obsoleteSatisfactoryGoodGood72460
September 200080.8Functionally obsoleteSatisfactoryGoodGood67830
December 199886.4Functionally obsoleteSatisfactoryGoodGood66490
September 199687.8Functionally obsoleteGoodGoodGood62640
November 199489.6Functionally obsoleteGoodGoodGood55980
August 199289.7Functionally obsoleteGoodGoodGood54800
October 199089.7Functionally obsoleteGoodGoodGood54800