Share:

COUNTY HIGHWAY over COTTONWOOD LAKE

Map

Coordinates:
+48.43469, -102.59926
48°26'05" N, 102°35'57" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY HIGHWAY over COTTONWOOD LAKE
Structure number:000000031114080
Location:6 NORTH 1 EAST MANITOU
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:41.0 ft. [12.5 m]
Total length:86.0 ft. [26.2 m]
Roadway width between curbs:20.0 ft. [6.1 m]
Deck width edge-to-edge:21.7 ft. [6.6 m]
Owner:County Highway Agency [02]
Year built:1946
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Gravel [8]

Latest Available Inspection: September 2018

Good/Fair/Poor Condition:Poor
Status:Posted for load [P]
Average daily traffic:20 [as of 2018]
Deck condition:Fair [5 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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:44.1
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$270,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018PoorFairPoorFair2044.1
March 2018PoorFairPoorFair2044.1
February 2017PoorFairPoorFair2044.1
November 2014PoorPoorPoorFair2040.2
November 2012PoorPoorPoorFair2040.2
November 2010PoorPoorPoorFair2040.2
February 2009PoorPoorPoorFair2040.2
September 2007PoorPoorPoorFair2040.2
January 2007PoorPoorPoorFair2040.2
January 2005PoorPoorPoorFair2040.2
December 2002PoorPoorPoorFair2040.2
January 2001PoorFairPoorSatisfactory2042.2
January 1999PoorFairPoorSatisfactory2042.2
February 1997PoorFairPoorSatisfactory2042.2
November 1994PoorFairPoorSatisfactory2042.3
November 1992PoorFairPoorSatisfactory2042.3
February 1991PoorFairPoorPoor2037.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.322000322
Steel Protective Coatingsq. ft.100100000
Deck
Reinforced Concrete Decksq. ft.1,8621,17368900
Substructure
Reinforced Concrete Columneach20020
Reinforced Concrete Abutmentlinear ft.4300430
Reinforced Concrete Pier Caplinear ft.2300230
Bearings
Fixed Bearingeach1600016
Steel Protective Coatingsq. ft.100100000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.171000171
Steel Protective Coatingsq. ft.100100000
Reinforced Concrete Bridge Raillinear ft.171017100