Share:

US 61 & 151 over MISSISSIPPI RIVER(ISLAND

Map

Coordinates:
+42.51557, -90.64180
42°30'56" N, 90°38'30" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 61 & 151 over MISSISSIPPI RIVER(ISLAND
Structure number:000000000604440
Location:IN NORTH DUBUQUE
Purpose:Carries highway over highway, waterway, and railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:670.0 ft. [204.2 m]
Total length:2950.3 ft. [899.2 m]
Roadway width between curbs:69.9 ft. [21.3 m]
Deck width edge-to-edge:75.1 ft. [22.9 m]
Vertical clearance above deck:22.0 ft. [6.7 m]
Vertical clearance below bridge:62.3 ft. [19.0 m]
Owner:State Highway Agency [01]
Year built:1982
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Arch - Thru [12]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Low slump Concrete [4]

Latest Available Inspection: September 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:19,500 [as of 2018]
Truck traffic:12% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:None present but re-evaluation suggested [5]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:87.4

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018FairSatisfactorySatisfactorySatisfactory1950087.4
September 2016FairSatisfactorySatisfactorySatisfactory2160086.8
September 2014FairSatisfactorySatisfactorySatisfactory2140091.8
September 2012FairSatisfactorySatisfactorySatisfactory2060092.1
September 2010FairSatisfactorySatisfactorySatisfactory2070092.0
September 2008FairSatisfactorySatisfactorySatisfactory1840087.4
August 2006PoorSatisfactoryPoorSatisfactory1960056.8
October 2004FairSatisfactorySatisfactorySatisfactory1820087.4
October 2002FairSatisfactorySatisfactorySatisfactory1830087.4
July 2000FairSatisfactorySatisfactorySatisfactory1830085.2
January 1997FairSatisfactorySatisfactorySatisfactory1740088.9
October 1993FairSatisfactorySatisfactorySatisfactory1380089.7
June 1991FairSatisfactorySatisfactorySatisfactory-93.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.20,48818,8881,2203800
Steel Protective Coatingsq. ft.399,97797,762283,57016,4102,235
Steel Stringerlinear ft.6,0305,82820200
Steel Protective Coatingsq. ft.56,38114,58140,0002001,600
Deck
Reinforced Concrete Decksq. ft.222,010163,00039,43019,5800
Wearing Surfacessq. ft.208,308207,851409480
Superstructure
Steel Archlinear ft.1,3401,0402001000
Steel Protective Coatingsq. ft.65,61547,41518,0002000
Steel Secondary Cableeach3003000
Steel Protective Coatingsq. ft.6,4595,80906500
Steel Floor Beamlinear ft.1,2929312111500
Steel Protective Coatingsq. ft.33,20411,70410,0006,5005,000
Substructure
Reinforced Concrete Columneach2020000
Reinforced Concrete Pier Walllinear ft.2001762400
Reinforced Concrete Abutmentlinear ft.1696378280
Reinforced Concrete Pier Caplinear ft.93073419510
Joints
Pourable Jointlinear ft.166840082
Compression Jointlinear ft.22282128120
Bearings
Movable Bearingeach7474000
Fixed Bearingeach8383000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.8,8416,5752,26600