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STH 77 over NAMEKAGON R

Map

Coordinates:
+46.04458, -92.03334
46°02'40" N, 92°02'00" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:STH 77 over NAMEKAGON R
Structure number:B65004900000000
Location:AT NAMEKAGON R
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:149.9 ft. [45.7 m]
Total length:153.9 ft. [46.9 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:38.4 ft. [11.7 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 18 / HS 20 [5]
Main span material:Concrete [1]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: August 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:850 [as of 2015]
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 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]
Scour condition:Countermeasures have been installed to mitigate an existing problem with scour. [7]
Sufficiency rating:97.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2017GoodGoodGoodGood85097.8
August 2015GoodGoodVery GoodVery Good85097.8
September 2013GoodGoodVery GoodVery Good85097.8
September 2011GoodGoodVery GoodVery Good86097.8
September 2009GoodVery GoodVery GoodExcellent86099.8
September 2007GoodVery GoodVery GoodExcellent100099.8
May 2006GoodVery GoodVery GoodExcellent100099.8
September 2005GoodExcellentExcellentExcellent100099.8

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.9068802600
Deck
Reinforced Concrete Decksq. ft.5,9215,9101100
Substructure
Reinforced Concrete Abutmentlinear ft.7768720
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.3883394900
Steel Protective Coatingsq. ft.2,3722,13202400