RMP L (I-80 WB, SR over RAMP M (I-90 TO WB I-80)


+41.58562, -87.23402
41°35'08" N, 87°14'02" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:RMP L (I-80 WB, SR over RAMP M (I-90 TO WB I-80)
Structure number:045830
Location:00.31 W I-90
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:56.1 ft. [17.1 m]
Total length:149.9 ft. [45.7 m]
Roadway width between curbs:24.3 ft. [7.4 m]
Deck width edge-to-edge:26.9 ft. [8.2 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:38°
Owner:State Highway Agency [01]
Year built:1966
Year reconstructed:1993
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:Latex Concrete or similar additive [3]

Latest Available Inspection: December 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:3,429 [as of 2004]
Truck traffic:5% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:80.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2017FairSatisfactoryFairFair342980.6
December 2015FairSatisfactoryFairFair342980.6
December 2013FairSatisfactorySatisfactorySatisfactory342991.7
January 2012FairSatisfactorySatisfactorySatisfactory342991.7
June 2009FairSatisfactorySatisfactorySatisfactory342991.7
June 2007FairGoodSatisfactoryGood342991.7
June 2005GoodGoodGoodGood342991.8
June 2003GoodGoodGoodGood336291.8
May 2001GoodVery GoodGoodGood336291.8
May 1999GoodVery GoodGoodGood210191.8
June 1997GoodVery GoodGoodGood210191.8
August 1995GoodVery GoodGoodGood210191.8
August 1993GoodExcellentGoodGood130091.9
February 1992GoodVery GoodGoodGood130092.9
November 1989FairGoodGoodSatisfactory130094.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.740740000
Reinforced Concrete Decksq. ft.4,0573,33772000
Reinforced Concrete Pier Walllinear ft.7166500
Reinforced Concrete Abutmentlinear ft.6868000
Compression Jointlinear ft.6806800
Elastomeric Bearingeach2020000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.3012713000