39TH ST (PERSHING) over I- 90,94 DAN RYAN

Map

Coordinates:
+41.82366, -87.63057
41°49'25" N, 87°37'50" W

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

Name:	39TH ST (PERSHING) over I- 90,94 DAN RYAN
Structure number:	016039800000000
Old structure number:	000016039804119 `(from 1992 edition)`
Location:	1.7 M S I-55
Purpose:	Carries highway overpass over highway and railroad
Route classification:	Other Principal Arterial (Urban) `[14]`
Length of largest span:	71.9 ft. `[21.9 m]`
Total length:	296.9 ft. `[90.5 m]`
Roadway width between curbs:	71.9 ft. `[21.9 m]`
Deck width edge-to-edge:	98.4 ft. `[30.0 m]`
Vertical clearance below bridge:	13.1 ft. `[4.0 m]`
Owner:	State Highway Agency `[01]`
Year built:	1962
Year reconstructed:	2001
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18+Mod / HS 20+Mod `[6]`
Number of main spans:	5
Main spans material:	Steel continuous `[4]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	14,500 `[as of 2018]`
Truck traffic:	18% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Better than present minimum criteria `[7]`
Deck geometry appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
Underclearances 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:	90.5
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. `[31]`
Estimated cost of work:	$6,740,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
December 2018	Good	Good	Good	Good	14500	90.5
December 2016	Good	Very Good	Good	Good	11500	90.8
January 2015	Good	Very Good	Good	Good	11500	90.8
January 2013	Good	Very Good	Very Good	Very Good	15000	72.0
January 2011	Good	Very Good	Very Good	Very Good	15000	91.2
January 2009	Good	Very Good	Very Good	Very Good	15000	91.2
January 2006	Good	Very Good	Very Good	Very Good	27700	90.6
February 2004	Good	Very Good	Very Good	Very Good	27700	90.6
February 2003	Good	Very Good	Very Good	Very Good	27700	90.6
August 2002	Good	Excellent	Excellent	Very Good	27700	90.6
March 2000	Fair	Fair	Fair	Satisfactory	17900	78.9
April 1998	Fair	Fair	Fair	Satisfactory	17900	78.9
August 1997	Fair	Fair	Fair	Fair	23000	78.6
July 1996	Fair	Fair	Fair	Fair	15700	79.0
April 1995	Fair	Fair	Fair	Fair	15700	82.5
November 1993	Fair	Satisfactory	Satisfactory	Satisfactory	18600	94.5
July 1992	Fair	Satisfactory	Satisfactory	Satisfactory	18600	94.5
March 1991	Fair	Satisfactory	Satisfactory	Satisfactory	18600	94.5

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Girder/Beam	linear ft.	1,781	1,781	0	0	0
Deck
Reinforced Concrete Deck	sq. ft.	28,985	28,335	650	0	0
Substructure
Reinforced Concrete Pier Wall	linear ft.	393	385	8	0	0
Reinforced Concrete Abutment	linear ft.	197	180	17	0	0
Reinforced Concrete Pier Cap	linear ft.	590	555	35	0	0
Joints
Strip Seal Joint	linear ft.	204	198	0	6	0
Bearings
Elastomeric Bearing	each	56	0	56	0	0
Fixed Bearing	each	28	0	28	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	589	0	574	15	0