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I 70 ML over US6,RR,CITY ST

Map

Coordinates:
+39.77992, -104.95026
39°46'48" N, 104°57'01" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 70 ML over US6,RR,CITY ST
Structure number:E-17-FX
Location:46TH AVE VIADUCT,IN DENVE
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:154.9 ft. [47.2 m]
Total length:6267.4 ft. [1910.2 m]
Roadway width between curbs:86.0 ft. [26.2 m]
Deck width edge-to-edge:90.9 ft. [27.7 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1964
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:138,000 [as of 2011]
Truck traffic:9% 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:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of replacement [2]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:62.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$104,371,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2016FairFairFairFair13800062.0
September 2014FairFairFairFair13800062.0
September 2012FairFairFairFair13700062.0
January 2011FairFairFairFair13700062.0
January 2010PoorPoorPoorPoor13700044.0
January 2009PoorPoorSeriousPoor13900027.0
November 2007PoorPoorPoorPoor13960044.0
January 2005PoorPoorPoorFair13674444.0
January 2003FairFairFairFair13678561.0
November 2000FairFairFairFair13312161.0
January 1999PoorFairFairPoor226000.0
November 1997PoorFairFairPoor11560046.0
December 1994PoorFairFairPoor11560047.0
September 1992PoorFairFairPoor10740047.0
September 1991FairSatisfactoryFairFair10420063.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.4,9852,6172,36422
Steel Protective Coatingsq. ft.10,753010,75300
Reinforced Concrete Girder/Beamlinear ft.88,74387,7498501440
Deck
Reinforced Concrete Decksq. ft.569,044472,30796,73700
Wearing Surfacessq. ft.569,044569,044000
Substructure
Reinforced Concrete Columneach366239102250
Reinforced Concrete Abutmentlinear ft.267266010
Reinforced Concrete Pier Caplinear ft.7,6346,970610540
Joints
Strip Seal Jointlinear ft.1,3151,29101212
Compression Jointlinear ft.3030000
Bearings
Elastomeric Bearingeach124124000
Movable Bearingeach70392605
Steel Protective Coatingsq. ft.10,75310,753000
Fixed Bearingeach1212000
Steel Protective Coatingsq. ft.10,75310,753000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.14,94314,943000
Steel Protective Coatingsq. ft.10,75310,753000
Reinforced Concrete Bridge Raillinear ft.7,9867,9761000