I 39 & US 51 NB over US 30


+41.76065, -89.00931
41°45'38" N, 89°00'34" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 39 & US 51 NB over US 30
Structure number:052005300000000
Old structure number:000052005304749 (from 1992 edition)
Location:4 MI N OF PAW PAW
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:127.0 ft. [38.7 m]
Total length:175.9 ft. [53.6 m]
Roadway width between curbs:39.0 ft. [11.9 m]
Deck width edge-to-edge:42.0 ft. [12.8 m]
Owner:State Highway Agency [01]
Year built:1984
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:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Other [9]

Latest Available Inspection: November 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:8,800 [as of 2015]
Truck traffic:45% 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:Equal to present minimum criteria [6]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:85.1 tons [77.4 metric tons]
Inventory rating:43.5 tons [39.5 metric tons]
Sufficiency rating:97.2

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201597.2FairSatisfactorySatisfactorySatisfactory-8800
November 201397.2FairSatisfactorySatisfactorySatisfactory-8300
November 201197.6FairSatisfactorySatisfactorySatisfactory-8350
April 200994.1FairSatisfactorySatisfactorySatisfactory-8350
May 200793.8FairSatisfactorySatisfactorySatisfactory-8950
February 200693.8FairSatisfactorySatisfactorySatisfactory-9050
February 200493.7FairSatisfactoryGoodSatisfactory-9100
February 200294.0FairSatisfactoryGoodSatisfactory-8550
February 200093.9FairSatisfactorySatisfactoryGood-8800
February 199894.5GoodGoodGoodGood-7400
February 199694.7GoodVery GoodGoodGood-7350
February 199490.1GoodVery GoodGoodGood-6000
February 199390.7GoodVery GoodVery GoodVery Good-4850
January 199192.7GoodVery GoodVery GoodVery Good-4850

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Closed Web/Box Girderlinear ft.6006000
Steel Girder/Beamlinear ft.2,1121,85525700
Reinforced Concrete Decksq. ft.5,3422,7502,3422500
Reinforced Concrete Abutmentlinear ft.8482200
Reinforced Concrete Pier Caplinear ft.8073070
Strip Seal Jointlinear ft.7878000
Elastomeric Bearingeach66000
Fixed Bearingeach66000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.350035000