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SH 21B ML over KETTLE CREEK

Map

Coordinates:
+38.99521, -104.77690
38°59'43" N, 104°46'37" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SH 21B ML over KETTLE CREEK
Structure number:I-17-MJ
Location:NBND POWERS
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:174.9 ft. [53.3 m]
Total length:458.0 ft. [139.6 m]
Roadway width between curbs:69.9 ft. [21.3 m]
Deck width edge-to-edge:73.2 ft. [22.3 m]
Owner:State Highway Agency [01]
Year built:2005
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:3
Main spans material:Steel continuous [4]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: January 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:25,000 [as of 2011]
Truck traffic:4% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:89.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2018GoodVery GoodVery GoodVery Good2500089.9
January 2016GoodVery GoodVery GoodVery Good2500089.9
February 2014GoodVery GoodVery GoodVery Good2500089.9
March 2012GoodVery GoodVery GoodVery Good970093.7
March 2010GoodVery GoodVery GoodVery Good970093.7
April 2008GoodVery GoodVery GoodVery Good1940091.3
June 2006GoodVery GoodVery GoodVery Good2450083.5
January 2004GoodVery GoodVery GoodVery Good5448320.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.3,2033,203000
Steel Protective Coatingsq. ft.4242000
Deck
Reinforced Concrete Decksq. ft.33,43427,3346,10000
Substructure
Reinforced Concrete Columneach66000
Reinforced Concrete Abutmentlinear ft.146146000
Reinforced Concrete Pier Caplinear ft.146146000
Joints
Strip Seal Jointlinear ft.146144002
Pourable Jointlinear ft.146767000
Bearings
Elastomeric Bearingeach1414000
Fixed Bearingeach1414000
Steel Protective Coatingsq. ft.1414000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.915915000
Steel Protective Coatingsq. ft.915915000