Ramp B over I-25 and NWP


+39.98222, -104.98944
39°58'56" N, 104°59'22" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:Ramp B over I-25 and NWP
Structure number:46.28
Location:Intersection of I25 &
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Tolls:Yes, on toll road [2]
Length of largest span:220.8 ft. [67.3 m]
Total length:805.8 ft. [245.6 m]
Roadway width between curbs:26.9 ft. [8.2 m]
Deck width edge-to-edge:29.9 ft. [9.1 m]
Vertical clearance above deck:17.1 ft. [5.2 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:99°
Owner:Local Toll Authority [32]
Year built:2003
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:4
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: June 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:5,000 [as of 2009]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:99.5
Recommended work:Other structural work, including hydraulic replacements. [38]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017GoodGoodGoodGood500099.5
June 2015GoodGoodGoodGood500099.5
June 2013GoodGoodGoodGood500099.5
July 2011GoodVery GoodVery GoodGood500099.5
May 2009GoodVery GoodVery GoodGood500099.5
July 2008GoodVery GoodVery GoodVery Good64998.9
July 2006GoodExcellentExcellentExcellent100098.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.2,4172,29612100
Steel Protective Coatingsq. ft.2,4172,29600121
Reinforced Concrete Decksq. ft.24,16822,5681,5001000
Wearing Surfacessq. ft.21,75121,751000
Reinforced Concrete Pier Walllinear ft.3636000
Concrete Protective Coatingsq. ft.3636000
Reinforced Concrete Abutmentlinear ft.6059010
Concrete Protective Coatingsq. ft.6060000
Reinforced Concrete Pier Caplinear ft.60431250
Concrete Protective Coatingsq. ft.6060000
Strip Seal Jointlinear ft.9009000
Pourable Jointlinear ft.120120000
Assembly with Sealeach3003000
Pot Bearingeach1212000
Steel Protective Coatingsq. ft.1513002
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,6111,07453700