+46.38390, -94.31521
46°23'02" N, 94°18'55" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CSAH 77 over GULL RIVER
Structure number:18508
Location:2.8 MI W OF JCT TH 371
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:81.0 ft. [24.7 m]
Total length:83.7 ft. [25.5 m]
Roadway width between curbs:44.6 ft. [13.6 m]
Deck width edge-to-edge:47.9 ft. [14.6 m]
Owner:County Highway Agency [02]
Year built:1979
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:4,637 [as of 2008]
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Better than present minimum criteria [7]
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 the assessed or calculated scour condition. [8]
Sufficiency rating:89.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairGoodSatisfactoryGood463789.5
October 2016FairGoodSatisfactoryGood463789.5
October 2014GoodVery GoodVery GoodVery Good463793.9
October 2012GoodVery GoodVery GoodVery Good463793.9
November 2010FairFairVery GoodVery Good463792.8
November 2008FairSatisfactoryVery GoodVery Good463793.9
October 2006GoodGoodVery GoodVery Good510093.7
October 2004GoodVery GoodVery GoodVery Good425093.9
October 2002GoodVery GoodVery GoodVery Good425093.9
November 2000GoodVery GoodVery GoodVery Good425093.9
November 1999GoodVery GoodVery GoodVery Good425093.9
August 1996GoodVery GoodVery GoodVery Good250094.5
February 1996GoodVery GoodVery GoodVery Good250094.4
January 1995GoodVery GoodVery GoodVery Good250094.4
August 1993GoodVery GoodVery GoodVery Good220094.5
November 1992GoodVery GoodVery GoodVery Good220094.5
January 1992GoodVery GoodVery GoodVery Good220094.5

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.6565768000
Prestressed Concrete Top Flangesq. ft.4,0223,82120100
Wearing Surfacessq. ft.3,7353,7250100
Reinforced Concrete Abutmentlinear ft.124124000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.167167000
Steel Protective Coatingsq. ft.131013100
Reinforced Concrete Bridge Raillinear ft.167167000