ADAMS ST over S BR CHICAGO RIV

Map 

Facts 

Name:	ADAMS ST over S BR CHICAGO RIV
Structure number:	000016600127340
Location:	100 S & 380 W
Purpose:	Carries highway over waterway
Route classification:	Collector (Urban) [17]
Length of largest span:	199.2 ft. [60.7 m]
Total length:	250.0 ft. [76.2 m]
Roadway width between curbs:	38.1 ft. [11.6 m]
Deck width edge-to-edge:	64.0 ft. [19.5 m]
Vertical clearance below bridge:	15.7 ft. [4.8 m]
Owner:	City or Municipal Highway Agency [04]
Year built:	1927
Year reconstructed:	1996
Historic significance:	Bridge is possibly eligible for the National Register of Historic Places [3]
Main span material:	Steel [3]
Main span design:	Movable - Bascule [16]
Deck type:	Open Grating [3]
Wearing surface:	Other [9]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	9,300 [as of 2006]
Truck traffic:	22% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Channel protection:	Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
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:	26.7 tons [24.3 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	68.5

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	11,000 [as of 1986]
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Satisfactory [6 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:	26.7 tons [24.3 metric tons]
Sufficiency rating:	68.5

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	11,000 [as of 1986]
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Satisfactory [6 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:	26.7 tons [24.3 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	57.5
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$2,046,000

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