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IS 70 E over MISSOURI RVR, CST MAIN S

Map

Coordinates:
+38.76471, -90.48461
38°45'53" N, 90°29'05" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IS 70 E over MISSOURI RVR, CST MAIN S
Structure number:2784
Location:S 3280 T 46 N R 5 E
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:480.0 ft. [146.3 m]
Total length:3792.2 ft. [1155.8 m]
Roadway width between curbs:67.9 ft. [20.7 m]
Deck width edge-to-edge:73.5 ft. [22.4 m]
Vertical clearance above deck:18.0 ft. [5.5 m]
Vertical clearance below bridge:52.5 ft. [16.0 m]
Owner:State Highway Agency [01]
Year built:1978
Year reconstructed:1984
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Low slump Concrete [4]

Latest Available Inspection: July 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:77,206 [as of 2018]
Truck traffic:12% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Equal to present desirable criteria [8]
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:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:71.5
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$81,561,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2018FairSatisfactoryFairGood7720671.5
July 2016FairSatisfactoryFairGood11802369.1
July 2014FairSatisfactoryFairGood8246471.2
July 2012FairSatisfactoryFairGood15380171.5
August 2011FairGoodFairGood7903675.6
August 2009FairGoodFairGood8064075.5
November 2007GoodGoodGoodGood8303287.0
November 2005GoodGoodGoodGood8294987.0
March 2004FairGoodFairGood10159476.5
February 2003FairGoodSatisfactoryGood9950488.3
August 2001FairGoodSatisfactoryGood9970388.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.12,41511,880508270
Steel Protective Coatingsq. ft.258,25733,164132,54921,50871,036
Steel Stringerlinear ft.22,05621,91614000
Steel Protective Coatingsq. ft.139,73486,08149,16404,489
Deck
Reinforced Concrete Decksq. ft.272,379258,75913,62000
Wearing Surfacessq. ft.260,3420260,34200
Superstructure
Steel Trusslinear ft.2,7609951,3154500
Steel Protective Coatingsq. ft.138,026055,21182,8150
Steel Floor Beamlinear ft.7,9337,665170980
Steel Protective Coatingsq. ft.133,81169,06249,1684,41911,162
Steel Pin or Pin & Hangar Assemblyeach1991000
Steel Protective Coatingsq. ft.1991000
Steel Gusset Plateeach29201321600
Steel Protective Coatingsq. ft.18,44609,2239,2230
Substructure
Reinforced Concrete Columneach3634200
Reinforced Concrete Pier Walllinear ft.2441905400
Reinforced Concrete Abutmentlinear ft.2041891140
Concrete Protective Coatingsq. ft.54614839800
Reinforced Concrete Pier Caplinear ft.1,3041,13915690
Concrete Protective Coatingsq. ft.2,5736101,66323664
Joints
Strip Seal Jointlinear ft.3563432200
Compression Jointlinear ft.612061200
Open Jointlinear ft.340034000
Bearings
Elastomeric Bearingeach2525000
Movable Bearingeach82245350
Steel Protective Coatingsq. ft.82448822
Fixed Bearingeach44261800
Steel Protective Coatingsq. ft.44101888
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.7,5777,427030120
Reinforced Concrete Bridge Raillinear ft.7,6134,5892,8931310