ALDRICH AVE S over MIDTOWN GREENWAY

Map 

Facts 

Name:	ALDRICH AVE S over MIDTOWN GREENWAY
Structure number:	L8904
Location:	0.1 MI N OF LAKE ST
Purpose:	Carries highway and pedestrian walkway over pedestrian/bicycle trail
Route classification:	Local (Urban) [19]
Length of largest span:	31.5 ft. [9.6 m]
Total length:	94.5 ft. [28.8 m]
Roadway width between curbs:	29.9 ft. [9.1 m]
Deck width edge-to-edge:	48.9 ft. [14.9 m]
Owner:	County Highway Agency [02]
Year built:	1913
Historic significance:	Bridge is eligible for the National Register of Historic Places [2]
Number of main spans:	3
Main spans material:	Concrete continuous [2]
Main spans design:	Girder and floorbeam system [03]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) [1]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	1,362 [as of 2007]
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	64.7 tons [58.8 metric tons]
Inventory rating:	29.5 tons [26.8 metric tons]
Sufficiency rating:	86.8
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$369,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	1,000 [as of 1985]
Truck traffic:	10% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	64.1 tons [58.3 metric tons]
Inventory rating:	29.3 tons [26.6 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	84.6
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	1,000 [as of 1985]
Truck traffic:	1% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	63.4 tons [57.6 metric tons]
Inventory rating:	24.8 tons [22.5 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	85.2
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$270,000

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