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

Map

Coordinates:
+41.82363, -87.63027
41°49'25" N, 87°37'49" 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:	14.1 ft. `[4.3 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:	11,500 `[as of 2014]`
Truck traffic:	23% of total traffic
Deck condition:	Very Good `[8 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]`
Operating rating:	98.0 tons `[89.1 metric tons]`
Inventory rating:	60.3 tons `[54.8 metric tons]`
Sufficiency rating:	90.8
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	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
December 2016	90.8	Good	Very Good	Good	Good	FO	11500
January 2015	90.8	Good	Very Good	Good	Good	FO	11500
January 2013	72.0	Good	Very Good	Very Good	Very Good	FO	15000
January 2011	91.2	Good	Very Good	Very Good	Very Good	FO	15000
January 2009	91.2	Good	Very Good	Very Good	Very Good	-	15000
January 2006	90.6	Good	Very Good	Very Good	Very Good	-	27700
February 2004	90.6	Good	Very Good	Very Good	Very Good	-	27700
February 2003	90.6	Good	Very Good	Very Good	Very Good	-	27700
August 2002	90.6	Good	Excellent	Excellent	Very Good	FO	27700
March 2000	78.9	Fair	Fair	Fair	Satisfactory	FO	17900
April 1998	78.9	Fair	Fair	Fair	Satisfactory	FO	17900
August 1997	78.6	Fair	Fair	Fair	Fair	FO	23000
July 1996	79.0	Fair	Fair	Fair	Fair	FO	15700
April 1995	82.5	Fair	Fair	Fair	Fair	-	15700
November 1993	94.5	Fair	Satisfactory	Satisfactory	Satisfactory	-	18600
July 1992	94.5	Fair	Satisfactory	Satisfactory	Satisfactory	-	18600
March 1991	94.5	Fair	Satisfactory	Satisfactory	Satisfactory	-	18600

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.	1,781	1,781	0	0	0
Deck
Reinforced Concrete Deck	sq. ft.	28,985	28,405	580	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