+41.32586, -89.11995
41°19'33" N, 89°07'12" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IL 251 over IL RV/WATER ST/RR
Structure number:050007900000000
Old structure number:000050007911396 (from 1992 edition)
Location:0.1 MI S OF US 6
Purpose:Carries highway over highway, waterway, and railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:477.1 ft. [145.4 m]
Total length:2292.1 ft. [698.6 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:35.1 ft. [10.7 m]
Vertical clearance below bridge:42.7 ft. [13.0 m]
Owner:State Highway Agency [01]
Year built:1958
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]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:10,900 [as of 2017]
Truck traffic:5% 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:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
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:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:53.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017FairSatisfactoryFairGood1090053.9
June 2015FairFairFairGood805054.2
May 2014FairFairFairGood1110059.1
June 2012FairFairFairGood1070044.0
June 2010FairSatisfactoryFairGood1280059.4
June 2008FairGoodFairGood1280059.4
June 2006FairSatisfactorySatisfactoryGood1160071.8
June 2004FairVery GoodSatisfactoryGood1430070.8
July 2002FairVery GoodSatisfactoryGood1200071.7
May 2000FairVery GoodFairGood1090060.3
May 1998FairVery GoodFairGood1090060.3
June 1996FairVery GoodFairGood1070060.3
June 1994FairVery GoodFairGood820057.1
March 1993FairExcellentFairGood1050055.9
February 1991PoorPoorSatisfactoryFair1050050.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.10,89010,8751500
Steel Stringerlinear ft.2,8622,862000
Reinforced Concrete Decksq. ft.81,37068,39212,8531250
Steel Trusslinear ft.1,9081,2416451111
Steel Floor Beamlinear ft.1,1831,183000
Steel Pin or Pin & Hangar Assemblyeach88000
Steel Gusset Plateeach304304000
Reinforced Concrete Columneach4241100
Reinforced Concrete Pier Walllinear ft.4944831100
Reinforced Concrete Abutmentlinear ft.7070000
Reinforced Concrete Pier Caplinear ft.55441414000
Strip Seal Jointlinear ft.1941603400
Compression Jointlinear ft.426426000
Assembly without Seal Jointlinear ft.1361112500
Elastomeric Bearingeach2012800
Fixed Bearingeach1313000
Pot Bearingeach42321000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4,5824,582000