37TH AVENUE over TRIB TO NORTHWEST BRANCH

Facts 

Name:	37TH AVENUE over TRIB TO NORTHWEST BRANCH
Structure number:	200000P-BR01040
Location:	0.6 MI N OF ALLISON ROAD
Purpose:	Carries highway and pedestrian walkway over waterway
Route classification:	Local (Urban) [19]
Length of largest span:	19.0 ft. [5.8 m]
Total length:	38.1 ft. [11.6 m]
Roadway width between curbs:	20.0 ft. [6.1 m]
Deck width edge-to-edge:	24.9 ft. [7.6 m]
Skew angle:	7°
Owner:	Town or Township Highway Agency [03]
Year built:	1964
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	MS 18+Mod / HS 20+Mod [6]
Number of main spans:	2
Main spans material:	Concrete continuous [2]
Main spans design:	Frame [07]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Bituminous [6]

2010 Inspection 

Status:	Posted for load [P]
Average daily traffic:	999 [as of 2007]
Truck traffic:	5% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 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]
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:	28.7 tons [26.1 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	72.9
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$330,000

2000 Inspection 

Status:	Posted for load [P]
Average daily traffic:	999 [as of 1999]
Truck traffic:	5% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 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]
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:	28.7 tons [26.1 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	71.9
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$220,000

1992 Inspection 

Status:	Posted for load [P]
Deck condition:	Good [7 out of 9]
Superstructure condition:	Very Good [8 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]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	23.8 tons [21.6 metric tons]
Inventory rating:	21.8 tons [19.8 metric tons]
Sufficiency rating:	79.4
Recommended work:	Other structural work, including hydraulic replacements. [38]

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