I 39&US 51SB over PERRY RD-FAS 176


+41.84763, -89.01035
41°50'51" N, 89°00'37" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 39&US 51SB over PERRY RD-FAS 176
Structure number:052004400000000
Old structure number:000052004403507 (from 1992 edition)
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:113.9 ft. [34.7 m]
Total length:163.1 ft. [49.7 m]
Roadway width between curbs:47.9 ft. [14.6 m]
Deck width edge-to-edge:52.2 ft. [15.9 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:Superior to present desirable criteria [9]
Underclearances appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:62.0 tons [56.4 metric tons]
Inventory rating:37.4 tons [34.0 metric tons]
Sufficiency rating:97.2

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201597.2FairSatisfactorySatisfactorySatisfactory-8800
November 201397.2FairSatisfactorySatisfactorySatisfactory-8300
November 201196.6FairSatisfactorySatisfactorySatisfactory-8350
April 200997.6FairSatisfactorySatisfactorySatisfactory-8350
December 200797.6FairSatisfactorySatisfactorySatisfactory-8950
December 200597.6FairSatisfactorySatisfactorySatisfactory-9050
January 200497.6FairSatisfactorySatisfactorySatisfactory-8250
January 200297.6FairGoodSatisfactoryGood-8600
January 200097.6FairSatisfactorySatisfactoryGood-8950
January 199897.6GoodGoodGoodGood-7600
January 199697.4GoodGoodVery GoodGood-7500
January 199497.5GoodVery GoodVery GoodVery Good-6300
February 199397.6GoodVery GoodVery GoodVery Good-5100
January 199199.6GoodVery GoodVery GoodVery Good-5100

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Girder/Beamlinear ft.97863434400
Reinforced Concrete Decksq. ft.11,9868,2983,4002880
Reinforced Concrete Abutmentlinear ft.104104000
Reinforced Concrete Pier Caplinear ft.10295700
Strip Seal Jointlinear ft.104104000
Elastomeric Bearingeach77000
Fixed Bearingeach77000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.324032400