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I-90WB TO NB STONY over GROUND

Cook County, Illinois

Map

Coordinates:
+41.75394, -87.58564
41°45'14" N, 87°35'08" W

Facts

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

Name:	I-90WB TO NB STONY over GROUND
Structure number:	016647700000000
Old structure number:	000016647706301 `(from 1992 edition)`
Location:	0.06 M N 79TH P7C
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Tolls:	Yes, on toll road `[2]`
Length of largest span:	59.4 ft. `[18.1 m]`
Total length:	359.9 ft. `[109.7 m]`
Roadway width between curbs:	22.0 ft. `[6.7 m]`
Deck width edge-to-edge:	25.3 ft. `[7.7 m]`
Owner:	City or Municipal Highway Agency `[04]`
Year built:	1958
Year reconstructed:	1998
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:	6
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 2017

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	4,000 `[as of 2000]`
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Satisfactory `[6 out of 9]`
Substructure condition:	Fair `[5 out of 9]`
Structural appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Deck geometry appraisal:	Basically intolerable requiring high priority of replacement `[2]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	79.3
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. `[35]`
Estimated cost of work:	$816,000

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
September 2017	Fair	Good	Satisfactory	Fair	4000	79.3
September 2015	Fair	Good	Satisfactory	Fair	4000	79.3
September 2013	Fair	Good	Satisfactory	Fair	4000	79.3
September 2011	Fair	Very Good	Satisfactory	Fair	4009	83.3
September 2010	Fair	Very Good	Satisfactory	Fair	4009	83.3
September 2008	Fair	Very Good	Satisfactory	Fair	4009	83.3
November 2007	Fair	Very Good	Satisfactory	Fair	4009	83.3
November 2005	Fair	Very Good	Satisfactory	Fair	4009	86.3
October 2004	Fair	Very Good	Satisfactory	Fair	4009	86.3
October 2003	Fair	Very Good	Satisfactory	Fair	4009	86.3
October 2001	Fair	Very Good	Satisfactory	Fair	4009	86.3
October 2000	Fair	Very Good	Satisfactory	Fair	4009	86.3
September 1999	Fair	Very Good	Satisfactory	Fair	4009	86.3
September 1997	Poor	Fair	Poor	Fair	4009	69.1
June 1995	Poor	Fair	Poor	Fair	-	70.0
July 1994	Poor	Fair	Poor	Fair	-	70.0
November 1993	Poor	Fair	Poor	Fair	-	70.0
May 1992	Poor	Fair	Poor	Fair	-	70.0
October 1990	Poor	Poor	Fair	Satisfactory	-	84.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Girder/Beam	linear ft.	2,240	2,002	238	0	0
Deck
Reinforced Concrete Deck	sq. ft.	10,285	10,168	117	0	0
Substructure
Steel Column	each	13	13	0	0	0
Steel Pier Cap	linear ft.	353	353	0	0	0
Joints
Strip Seal Joint	linear ft.	88	0	88	0	0
Bearings
Elastomeric Bearing	each	16	16	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	720	360	360	0	0

© Copyright 2012-19, James Baughn
Disclaimer: All data is taken from the National Bridge Inventory and has not been verified.
This page's URL is http://bridgereports.com/1140111