MANNASOTA AVENUE over HERRING RUN

Facts 

Name:	MANNASOTA AVENUE over HERRING RUN
Structure number:	200000BC4502010
Location:	0.6 MI W ERDMAN AVE
Purpose:	Carries highway and pedestrian walkway over waterway
Route classification:	Collector (Urban) [17]
Length of largest span:	51.8 ft. [15.8 m]
Total length:	56.1 ft. [17.1 m]
Roadway width between curbs:	30.2 ft. [9.2 m]
Deck width edge-to-edge:	48.6 ft. [14.8 m]
Owner:	City or Municipal Highway Agency [04]
Year built:	1928
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	M 18 / H 20 [4]
Main span material:	Concrete [1]
Main span design:	Arch - Deck [11]
Deck type:	Not applicable [N]
Wearing surface:	Bituminous [6]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	2,640 [as of 2007]
Truck traffic:	5% of total traffic
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
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]
Scour condition:	Bridge is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:	90.9
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$60,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	2,200 [as of 1994]
Truck traffic:	5% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
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:	None present but re-evaluation suggested [5]
Scour condition:	Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inventory rating:	84.2 tons [76.5 metric tons]
Sufficiency rating:	90.9
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$21,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	1,127 [as of 1988]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
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]
Scour condition:	Bridge not over waterway. [N]
Inventory rating:	84.2 tons [76.5 metric tons]
Sufficiency rating:	94.3

Comments