I85B US29 US70RAMP over I85


+35.77176, -80.32412
35°46'18" N, 80°19'27" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I85B US29 US70RAMP over I85
Structure number:000000000570137
Location:0.7 MI.S.JCT.SR1224
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:133.9 ft. [40.8 m]
Total length:372.1 ft. [113.4 m]
Roadway width between curbs:39.7 ft. [12.1 m]
Deck width edge-to-edge:42.0 ft. [12.8 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:42°
Owner:State Highway Agency [01]
Year built:1977
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 9 / H 10 [1]
Number of main spans:4
Main spans material:Steel [3]
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 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:10,500 [as of 2015]
Truck traffic:12% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:88.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2018FairFairFairFair1050088.0
April 2016FairSatisfactoryFairFair950089.0
April 2014GoodGoodGoodGood6375100.0
April 2012GoodGoodGoodGood11500100.0
May 2010GoodGoodVery GoodGood1000099.0
June 2008GoodGoodVery GoodGood1000099.0
May 2006GoodGoodVery GoodGood950099.0
April 2004GoodGoodVery GoodVery Good900099.0
May 2002GoodGoodVery GoodVery Good950099.0
March 2000GoodGoodVery GoodVery Good1050099.0
January 1998GoodGoodVery GoodGood715099.0
March 1992FairSatisfactoryGoodVery Good970093.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.2,2261,54967520
Steel Protective Coatingsq. ft.33,18622,0521,2559,510369
Reinforced Concrete Decksq. ft.15,5977,4488,14900
Reinforced Concrete Columneach124530
Reinforced Concrete Abutmentlinear ft.108545400
Reinforced Concrete Pile Cap/Footinglinear ft.7878000
Prestressed Concrete Pileeach131131000
Reinforced Concrete Pier Caplinear ft.28823827230
Pourable Jointlinear ft.252173636163
Movable Bearingeach4429780
Steel Protective Coatingsq. ft.72363033
Fixed Bearingeach248970
Steel Protective Coatingsq. ft.72330039
Bridge Rail
Other Material Bridge Raillinear ft.7481933681861