E-470 NB over I76, BNSFRR


+39.92444, -104.80256
39°55'28" N, 104°48'09" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:E-470 NB over I76, BNSFRR
Structure number:E-470-35.44A
Location:35.44 MI FROM I25
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Tolls:Yes, on toll road [2]
Length of largest span:132.6 ft. [40.4 m]
Total length:678.2 ft. [206.7 m]
Roadway width between curbs:38.1 ft. [11.6 m]
Deck width edge-to-edge:40.0 ft. [12.2 m]
Vertical clearance below bridge:23.0 ft. [7.0 m]
Skew angle:16°
Owner:Local Toll Authority [32]
Year built:2001
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
Number of main spans:5
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: July 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:12,460 [as of 2013]
Truck traffic:6% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present minimum criteria [6]
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]
Sufficiency rating:94.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2017GoodGoodVery GoodGood1246094.8
June 2015GoodGoodVery GoodGood1246094.8
May 2013GoodGoodVery GoodGood812095.2
May 2011GoodGoodVery GoodGood812097.2
June 2009GoodGoodVery GoodGood812097.2
April 2007GoodGoodVery GoodGood812097.2
May 2005GoodGoodVery GoodGood812099.2

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.2,7122,703900
Reinforced Concrete Decksq. ft.27,12025,4931,62700
Wearing Surfacessq. ft.27,12027,120000
Concrete Protective Coatingsq. ft.27,12027,120000
Reinforced Concrete Pier Walllinear ft.120118200
Reinforced Concrete Abutmentlinear ft.83572600
Reinforced Concrete Pier Caplinear ft.157155200
Strip Seal Jointlinear ft.8383000
Pourable Jointlinear ft.8383000
Bridge Rail
Other Material Bridge Raillinear ft.1,3561,350600