Lake Shore Dr SB over 47TH ST

Map

Coordinates:
+41.81090, -87.58942
41°48'39" N, 87°35'22" W

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

Name:	Lake Shore Dr SB over 47TH ST
Structure number:	016617200000000
Old structure number:	000016617227250 `(from 1992 edition)`
Location:	4700 S & 1600E
Purpose:	Carries highway over highway
Route classification:	Other Principal Arterial (Urban) `[14]`
Length of largest span:	82.0 ft. `[25.0 m]`
Total length:	137.1 ft. `[41.8 m]`
Roadway width between curbs:	47.2 ft. `[14.4 m]`
Deck width edge-to-edge:	52.8 ft. `[16.1 m]`
Skew angle:	2°
Owner:	City or Municipal Highway Agency `[04]`
Year built:	1937
Year reconstructed:	2002
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]`
Wearing surface:	Latex Concrete or similar additive `[3]`

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	87,000 `[as of 2017]`
Truck traffic:	2% of total traffic
Deck condition:	Very Good `[8 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Very Good `[8 out of 9]`
Structural appraisal:	Better than present minimum criteria `[7]`
Deck geometry appraisal:	Basically intolerable requiring high priority of replacement `[2]`
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:	75.0
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. `[31]`
Estimated cost of work:	$1,040,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
November 2017	Good	Very Good	Good	Very Good	87000	75.0
December 2015	Good	Very Good	Very Good	Very Good	-	92.0
June 2013	Good	Very Good	Very Good	Very Good	13100	81.0
June 2011	Good	Very Good	Very Good	Very Good	11800	80.0
June 2009	Good	Very Good	Very Good	Very Good	11800	80.0
January 2007	Good	Very Good	Very Good	Very Good	11800	80.0
January 2005	Good	Very Good	Very Good	Very Good	13900	80.0
January 2003	Good	Excellent	Excellent	Excellent	13900	80.0
December 1998	Poor	Poor	Poor	Fair	16000	50.0
October 1996	Poor	Poor	Fair	Fair	16000	66.0
December 1994	Fair	Fair	Fair	Fair	16000	68.0
September 1992	Fair	Satisfactory	Satisfactory	Satisfactory	17400	80.0
September 1990	Fair	Satisfactory	Satisfactory	Satisfactory	17400	80.0

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.	823	792	31	0	0
Deck
Reinforced Concrete Deck	sq. ft.	7,241	6,142	1,099	0	0
Substructure
Reinforced Concrete Column	each	11	11	0	0	0
Reinforced Concrete Abutment	linear ft.	106	104	2	0	0
Reinforced Concrete Pier Cap	linear ft.	220	211	9	0	0
Joints
Compression Joint	linear ft.	96	61	20	15	0
Bearings
Fixed Bearing	each	18	18	0	0	0
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	275	245	30	0	0
Reinforced Concrete Bridge Rail	linear ft.	357	292	65	0	0