I640 RMP C-C over I640-WB FLYOVER / 4 RTS


+36.00056, -83.95833
36°00'02" N, 83°57'30" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I640 RMP C-C over I640-WB FLYOVER / 4 RTS
Structure number:47I00750057
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:123.0 ft. [37.5 m]
Total length:949.5 ft. [289.4 m]
Roadway width between curbs:28.5 ft. [8.7 m]
Deck width edge-to-edge:32.2 ft. [9.8 m]
Vertical clearance below bridge:18.4 ft. [5.6 m]
Owner:State Highway Agency [01]
Year built:1981
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:10
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: April 2014 

Status:Open, no restriction [A]
Average daily traffic:75,150 [as of 2014]
Truck traffic:9% 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:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:48.5 tons [44.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:85.6

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
April 201485.6Functionally obsoleteSatisfactorySatisfactorySatisfactory75150
April 201286.6Functionally obsoleteSatisfactorySatisfactorySatisfactory74810
April 201087.2Functionally obsoleteGoodGoodGood68940
March 200887.1Functionally obsoleteGoodGoodGood70350
December 200686.8Functionally obsoleteGoodGoodGood73730
December 200486.6Functionally obsoleteGoodGoodGood75230
September 200286.9Functionally obsoleteGoodGoodGood72460
September 200087.3Functionally obsoleteGoodGoodGood67830
December 19980.0Not applicable---67980
September 199690.6Functionally obsoleteGoodGoodGood34420
November 199491.1Functionally obsoleteGoodGoodGood36700
August 199291.4Functionally obsoleteGoodGoodGood33420
November 199091.4Functionally obsoleteGoodGoodGood33420