I-90 SKYWAY over 86TH ST

Map

Coordinates:
+41.73876, -87.57041
41°44'20" N, 87°34'13" W

Source: National Bridge Inventory. Information not verified; use at your own risk.

Name:	I-90 SKYWAY over 86TH ST
Structure number:	016640700000000
Old structure number:	000016640704328 `(from 1992 edition)`
Location:	0.2 M SE 85TH P7C
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Tolls:	Yes, on toll road `[2]`
Length of largest span:	68.9 ft. `[21.0 m]`
Total length:	71.9 ft. `[21.9 m]`
Roadway width between curbs:	99.7 ft. `[30.4 m]`
Deck width edge-to-edge:	106.0 ft. `[32.3 m]`
Owner:	City or Municipal Highway Agency `[04]`
Year built:	1958
Year reconstructed:	2007
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:	Latex Concrete or similar additive `[3]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	17,000 `[as of 2013]`
Truck traffic:	13% of total traffic
Deck condition:	Very Good `[8 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:	Equal to present minimum criteria `[6]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Operating rating:	48.8 tons `[44.4 metric tons]`
Inventory rating:	35.6 tons `[32.4 metric tons]`
Sufficiency rating:	89.2

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
August 2015	89.2	Fair	Very Good	Satisfactory	Satisfactory	-	17000
September 2013	89.2	Fair	Very Good	Satisfactory	Satisfactory	-	17000
September 2011	87.2	Fair	Very Good	Satisfactory	Satisfactory	-	21050
October 2010	85.7	Fair	Very Good	Satisfactory	Satisfactory	-	23950
September 2008	85.7	Fair	Very Good	Satisfactory	Satisfactory	-	23950
November 2007	85.0	Fair	Excellent	Satisfactory	Satisfactory	-	47700
November 2005	40.0	Poor	Fair	Serious	Fair	SD	47700
October 2004	73.0	Fair	Fair	Satisfactory	Fair	-	47700
November 2003	73.0	Fair	Fair	Good	Fair	-	47700
October 2001	84.0	Fair	Fair	Satisfactory	Satisfactory	-	51300
September 2000	84.0	Fair	Fair	Satisfactory	Satisfactory	-	51300
October 1999	84.0	Fair	Fair	Satisfactory	Satisfactory	-	45100
September 1997	89.2	Fair	Satisfactory	Satisfactory	Satisfactory	-	17100
August 1995	89.0	Fair	Satisfactory	Satisfactory	Satisfactory	-	17100
August 1994	89.0	Fair	Satisfactory	Satisfactory	Satisfactory	-	17100
November 1993	89.0	Fair	Satisfactory	Satisfactory	Satisfactory	-	17100
May 1992	73.3	Poor	Poor	Fair	Fair	SD	17100
October 1990	75.3	Poor	Poor	Fair	Fair	SD	17100

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.

Element	Units	Quantity	1. Good	2. Fair	3. Poor	4. Serious
Superstructure
Steel Girder/Beam	linear ft.	432	349	83	0	0
Deck
Reinforced Concrete Deck	sq. ft.	7,674	7,323	351	0	0
Substructure
Reinforced Concrete Abutment	linear ft.	212	184	5	23	0
Reinforced Concrete Pier Cap	linear ft.	218	181	9	28	0
Joints
Strip Seal Joint	linear ft.	104	52	52	0	0
Pourable Joint	linear ft.	73	73	0	0	0
Bearings
Elastomeric Bearing	each	14	10	4	0	0
Fixed Bearing	each	14	0	11	3	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	290	289	1	0	0