WEBSTER AVE over N BR CHICAGO RIVER

Map

Coordinates:
+41.92156, -87.66825
41°55'18" N, 87°40'06" W

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

Name:	WEBSTER AVE over N BR CHICAGO RIVER
Structure number:	016605700000000
Old structure number:	000016605726648 `(from 1992 edition)`
Location:	1600 W WEBSTER P3C
Purpose:	Carries highway over waterway
Route classification:	Local (Urban) `[19]`
Length of largest span:	188.7 ft. `[57.5 m]`
Total length:	287.1 ft. `[87.5 m]`
Roadway width between curbs:	36.1 ft. `[11.0 m]`
Deck width edge-to-edge:	60.0 ft. `[18.3 m]`
Vertical clearance below bridge:	16.1 ft. `[4.9 m]`
Owner:	City or Municipal Highway Agency `[04]`
Year built:	1916
Year reconstructed:	1993
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:	Movable - Bascule `[16]`
Deck type:	Open Grating `[3]`
Wearing surface:	Other `[9]`

Good/Fair/Poor Condition:	Poor
Status:	Posted for load `[P]`
Average daily traffic:	10,600 `[as of 2014]`
Truck traffic:	10% of total traffic
Deck condition:	Satisfactory `[6 out of 9]`
Superstructure condition:	Serious `[3 out of 9]`
Substructure condition:	Poor `[4 out of 9]`
Structural appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
Deck geometry appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Water adequacy appraisal:	Superior to present desirable criteria `[9]`
Roadway alignment appraisal:	Equal to present minimum criteria `[6]`
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. `[7]`
Pier/abutment protection:	In place but in a deteriorated condition `[3]`
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. `[5]`
Operating rating:	27.8 tons `[25.3 metric tons]`
Inventory rating:	17.2 tons `[15.6 metric tons]`
Sufficiency rating:	39.0

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
September 2015	39.0	Poor	Satisfactory	Serious	Poor	SD	10600
September 2013	39.0	Poor	Good	Serious	Poor	SD	10600
September 2011	23.8	Poor	Good	Serious	Fair	SD	9100
January 2010	42.6	Poor	Good	Poor	Fair	SD	9100
October 2007	43.7	Poor	Good	Poor	Fair	SD	1509
November 2005	43.7	Poor	Good	Poor	Fair	SD	1509
October 2003	43.7	Poor	Good	Poor	Fair	SD	1509
October 2001	48.9	Poor	Good	Poor	Fair	-	1009
September 1999	48.9	Poor	Good	Poor	Fair	-	1009
September 1997	48.9	Poor	Good	Poor	Fair	-	1009
October 1995	37.0	Fair	Good	Fair	Fair	SD	-
April 1994	37.0	Fair	Good	Fair	Fair	SD	-
August 1993	34.0	Poor	Poor	Imminent Failure	Fair	SD	-
September 1991	63.0	Poor	Fair	Poor	Fair	SD	-