CHICAGO AVE over N BR CHICAGO RIVER

Map 

Facts 

Name:	CHICAGO AVE over N BR CHICAGO RIVER
Structure number:	000016600826624
Location:	622 W CHGO AVE P5C
Purpose:	Carries highway over waterway
Route classification:	Minor Arterial (Urban) [16]
Length of largest span:	189.0 ft. [57.6 m]
Total length:	291.0 ft. [88.7 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:	15.7 ft. [4.8 m]
Owner:	City or Municipal Highway Agency [04]
Year built:	1914
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Main span material:	Steel [3]
Main span design:	Movable - Bascule [16]
Deck type:	Open Grating [3]
Wearing surface:	Other [9]

2010 Inspection 

Status:	Posted for load [P]
Average daily traffic:	22,300 [as of 2006]
Truck traffic:	16% of total traffic
Deck condition:	Poor [4 out of 9]
Superstructure condition:	Poor [4 out of 9]
Substructure condition:	Poor [4 out of 9]
Channel protection:	There are no noticeable or noteworthy deficiencies which affect the condition of the channel. [9]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	28.7 tons [26.1 metric tons]
Inventory rating:	16.8 tons [15.3 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	11.0
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$1,421,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	13,400 [as of 1994]
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Poor [4 out of 9]
Substructure condition:	Poor [4 out of 9]
Channel protection:	There are no noticeable or noteworthy deficiencies which affect the condition of the channel. [9]
Pier/abutment protection:	In place but in a deteriorated condition [3]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	48.5 tons [44.1 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	48.8
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$1,421,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	17,600 [as of 1986]
Deck condition:	Good [7 out of 9]
Superstructure condition:	Poor [4 out of 9]
Substructure condition:	Fair [5 out of 9]
Channel protection:	Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Pier/abutment protection:	In place but in a deteriorated condition [3]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	35.6 tons [32.4 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	48.2
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$1,421,000

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