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


+41.84763, -89.00991
41°50'51" N, 89°00'36" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I 39&US 51NB over PERRY RD-FAS 176
Structure number:052004500000000
Old structure number:000052004503568 (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:38.7 ft. [11.8 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:10,200 [as of 2013]
Truck traffic:40% 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: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:97.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201597.0FairSatisfactorySatisfactorySatisfactory-10200
November 201397.0FairSatisfactorySatisfactorySatisfactory-10200
November 201197.6FairSatisfactorySatisfactoryGood-8350
April 200992.6FairSatisfactorySatisfactoryGood-8850
December 200792.6FairSatisfactorySatisfactoryGood-8700
December 200592.6FairSatisfactorySatisfactoryGood-9100
January 200492.6FairSatisfactorySatisfactoryGood-8250
January 200292.6FairGoodSatisfactoryGood-8600
January 200092.6GoodGoodGoodGood-8950
January 199892.6GoodGoodGoodVery Good-7600
January 199692.4GoodGoodGoodVery Good-7500
January 199492.5GoodVery GoodVery GoodVery Good-6300
February 199392.6GoodVery GoodVery GoodVery Good-5100
January 199194.6GoodVery 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.1,9561,46049600
Reinforced Concrete Decksq. ft.4,8009603,6152250
Reinforced Concrete Abutmentlinear ft.8484000
Reinforced Concrete Pier Caplinear ft.8072080
Strip Seal Jointlinear ft.8080000
Elastomeric Bearingeach66000
Fixed Bearingeach66000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.324032400