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SH 7 ML over SOUTH BOULDER CREEK

Map

Coordinates:
+40.01463, -105.21491
40°00'53" N, 105°12'54" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SH 7 ML over SOUTH BOULDER CREEK
Structure number:D-16-J
Location:IN BOULDER
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:37.1 ft. [11.3 m]
Total length:78.7 ft. [24.0 m]
Roadway width between curbs:86.0 ft. [26.2 m]
Deck width edge-to-edge:88.9 ft. [27.1 m]
Owner:State Highway Agency [01]
Year built:1938
Year reconstructed:1997
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:2
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: August 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:25,000 [as of 2011]
Truck traffic:4% of total traffic
Deck condition:Good [7 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]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:98.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2017FairGoodSatisfactorySatisfactory2500098.8
August 2015FairGoodGoodSatisfactory2500098.8
May 2014FairGoodGoodSatisfactory2500091.5
September 2013FairVery GoodGoodSatisfactory2570091.5
August 2011FairVery GoodGoodSatisfactory2570091.5
July 2009FairVery GoodGoodSatisfactory2570091.5
November 2007FairVery GoodGoodSatisfactory2650091.4
August 2005FairVery GoodGoodSatisfactory2631191.4
July 2003FairVery GoodGoodSatisfactory2782985.2
August 2001FairVery GoodGoodSatisfactory2782983.4
July 1999FairVery GoodGoodSatisfactory2709784.5
September 1997PoorPoorSatisfactorySatisfactory2300078.9
July 1995PoorPoorSatisfactorySatisfactory2300079.4
July 1993PoorPoorSatisfactorySatisfactory2170079.5
July 1992FairFairSatisfactorySatisfactory2170078.5
July 1990FairFairGoodSatisfactory1970078.7

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.962406474820
Steel Protective Coatingsq. ft.96240600556
Deck
Reinforced Concrete Decksq. ft.7,0046,85415000
Wearing Surfacessq. ft.5,6665,014855670
Substructure
Reinforced Concrete Pier Walllinear ft.89045440
Reinforced Concrete Abutmentlinear ft.1780167110
Reinforced Concrete Pier Caplinear ft.9085140
Joints
Pourable Jointlinear ft.172172000
Other Jointlinear ft.7907900
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.158158000
Steel Protective Coatingsq. ft.158158000