TH 55 WB (7th St) over BNSF RR

Map 

Facts 

Name:	TH 55 WB (7th St) over BNSF RR
Structure number:	27732
Location:	0.1 MI NW OF JCT TH 394
Purpose:	Carries highway and pedestrian walkway over railroad
Route classification:	Minor Arterial (Urban) [16]
Length of largest span:	109.6 ft. [33.4 m]
Total length:	619.8 ft. [188.9 m]
Roadway width between curbs:	41.3 ft. [12.6 m]
Deck width edge-to-edge:	52.2 ft. [15.9 m]
Vertical clearance below bridge:	23.3 ft. [7.1 m]
Owner:	State Highway Agency [01]
Year built:	1989
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	MS 22.5 / HS 25 [9]
Number of main spans:	6
Main spans material:	Prestressed concrete [5]
Main spans design:	Stringer/Multi-beam or girder [02]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Low slump Concrete [4]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	5,450 [as of 2008]
Truck traffic:	3% 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:	86.2 tons [78.4 metric tons]
Inventory rating:	61.1 tons [55.5 metric tons]
Sufficiency rating:	79.3

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	12,300 [as of 1996]
Truck traffic:	2% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	85.6 tons [77.8 metric tons]
Inventory rating:	60.6 tons [55.1 metric tons]
Sufficiency rating:	78.5

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	10,090 [as of 1990]
Truck traffic:	6% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	44.6 tons [40.5 metric tons]
Inventory rating:	44.6 tons [40.5 metric tons]
Sufficiency rating:	76.0

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