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SH 21B ML over KETTLE CREEK

Map

Coordinates:
+38.99556, -104.77722
38°59'44" N, 104°46'38" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

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