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SH 21B ML over KETTLE CREEK

Map

Coordinates:
+38.99556, -104.77722
38°59'44" N, 104°46'38" 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-MK
Location:SBND 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:457.4 ft. [139.4 m]
Roadway width between curbs:82.0 ft. [25.0 m]
Deck width edge-to-edge:85.0 ft. [25.9 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 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:12,500 [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:Better than present minimum criteria [7]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:51.4 tons [46.7 metric tons]
Inventory rating:30.8 tons [28.0 metric tons]
Sufficiency rating:94.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201694.0GoodVery GoodVery GoodVery Good-12500
February 201494.0GoodVery GoodVery GoodVery Good-12500
March 201291.9GoodVery GoodVery GoodVery Good-21100
March 201091.9GoodVery GoodVery GoodVery Good-21100
April 200892.3GoodVery GoodExcellentExcellent-19400
June 200684.6GoodVery GoodExcellentExcellent-24500
January 200420.0GoodVery GoodVery GoodVery Good-54482

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.3,6613,661000
Deck
Reinforced Concrete Decksq. ft.38,79438,41937500
Wearing Surfacessq. ft.37,55637,556000
Substructure
Reinforced Concrete Columneach88000
Reinforced Concrete Abutmentlinear ft.170170000
Reinforced Concrete Pier Caplinear ft.170170000
Joints
Strip Seal Jointlinear ft.170170000
Bearings
Elastomeric Bearingeach1616000
Fixed Bearingeach1818000
Steel Protective Coatingsq. ft.1818000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.915915000
Steel Protective Coatingsq. ft.915915000