US 61 S over RT B


+39.49807, -91.31729
39°29'53" N, 91°19'02" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 61 S over RT B
Structure number:4233
Location:S 35 T 55 N R 4 W
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:65.6 ft. [20.0 m]
Total length:187.0 ft. [57.0 m]
Roadway width between curbs:38.7 ft. [11.8 m]
Deck width edge-to-edge:41.3 ft. [12.6 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:1996
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Prestressed concrete continuous [6]
Main spans 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: December 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:5,141 [as of 2017]
Truck traffic:31% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Excellent [9 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:96.1

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2018GoodVery GoodGoodExcellent514196.1
December 2016GoodVery GoodGoodExcellent500696.3
December 2014GoodVery GoodVery GoodExcellent468896.5
December 2012GoodVery GoodVery GoodExcellent419796.9
December 2010GoodVery GoodExcellentExcellent376797.2
January 2009GoodVery GoodVery GoodExcellent376797.2
November 2006GoodVery GoodVery GoodExcellent1497288.8
January 2005GoodVery GoodVery GoodExcellent491496.3
October 2002GoodVery GoodVery GoodExcellent465396.5
January 2002GoodVery GoodVery GoodExcellent424996.8

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.1,2911,291000
Reinforced Concrete Decksq. ft.7,7617,59416700
Concrete Protective Coatingsq. ft.7,761007,7610
Reinforced Concrete Columneach66000
Reinforced Concrete Abutmentlinear ft.134134000
Reinforced Concrete Pier Caplinear ft.8080000
Enclosed/Concealed Bearingeach2824400
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.3743245000