I59 over 75TH ST NO

Map 

Facts 

Name:	I59 over 75TH ST NO
Structure number:	011558
Old structure number:	00000I59370306B (from 1992 edition)
Location:	I59 & 75TH ST NO
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	56.1 ft. [17.1 m]
Total length:	138.1 ft. [42.1 m]
Roadway width between curbs:	63.3 ft. [19.3 m]
Deck width edge-to-edge:	65.9 ft. [20.1 m]
Vertical clearance below bridge:	17.1 ft. [5.2 m]
Skew angle:	20°
Owner:	State Highway Agency [01]
Year built:	1976
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	MS 18 / HS 20 [5]
Number of main spans:	3
Main spans material:	Steel continuous [4]
Main spans design:	Stringer/Multi-beam or girder [02]
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:	34,580 [as of 2008]
Truck traffic:	9% of total traffic
Deck condition:	Good [7 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:	60.4 tons [54.9 metric tons]
Inventory rating:	42.0 tons [38.2 metric tons]
Sufficiency rating:	94.8
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$3,504,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	33,025 [as of 1998]
Truck traffic:	6% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Very Good [8 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	47.9 tons [43.5 metric tons]
Inventory rating:	36.0 tons [32.7 metric tons]
Sufficiency rating:	94.9

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	25,850 [as of 1988]
Truck traffic:	6% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Very Good [8 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	44.6 tons [40.5 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	96.1

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