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87TH ST over I- 94 RYAN & CTA

Map

Coordinates:
+41.73635, -87.62496
41°44'11" N, 87°37'30" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:87TH ST over I- 94 RYAN & CTA
Structure number:016114200000000
Old structure number:000016114226279 (from 1992 edition)
Location:1 M N US 12,20
Purpose:Carries highway overpass over highway and railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:74.5 ft. [22.7 m]
Total length:192.6 ft. [58.7 m]
Roadway width between curbs:90.9 ft. [27.7 m]
Deck width edge-to-edge:108.6 ft. [33.1 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Owner:State Highway Agency [01]
Year built:1959
Year reconstructed:1997
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:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: September 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:25,500 [as of 2014]
Truck traffic:15% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:71.6 tons [65.1 metric tons]
Inventory rating:43.1 tons [39.2 metric tons]
Sufficiency rating:94.5

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201694.5FairGoodGoodSatisfactory-25500
October 201494.5FairGoodGoodSatisfactory-25500
October 201277.0FairGoodVery GoodSatisfactory-30400
November 201095.5GoodGoodVery GoodGood-30400
March 200995.8GoodGoodVery GoodGood-24900
April 200793.8GoodGoodVery GoodGoodFO24900
February 200693.3GoodGoodVery GoodGood-34600
September 200493.3GoodGoodVery GoodGood-34600
October 200293.3GoodGoodVery GoodGood-34600
October 200093.5GoodGoodVery GoodGood-30600
October 199993.5GoodVery GoodVery GoodVery Good-30600
December 199793.4GoodVery GoodVery GoodVery Good-32000
February 199743.0PoorPoorPoorSeriousSD32000
June 199544.2PoorFairFairSeriousSD32000
June 199444.2PoorFairFairSeriousSD32000
November 199346.8PoorFairFairSeriousSD17500
March 199246.8PoorFairFairSeriousSD17500

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.1,1561,155100
Deck
Reinforced Concrete Decksq. ft.20,90420,66823600
Substructure
Reinforced Concrete Pier Walllinear ft.2261646020
Reinforced Concrete Abutmentlinear ft.217214120
Reinforced Concrete Pier Caplinear ft.4434232000
Joints
Pourable Jointlinear ft.236002360
Compression Jointlinear ft.217217000
Bearings
Elastomeric Bearingeach42142800
Fixed Bearingeach1414000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4664432300