US 31 RAMP over 7 TH AVE SO

Map 

Facts 

Name:	US 31 RAMP over 7 TH AVE SO
Structure number:	009595
Old structure number:	00000003370110D (from 1992 edition)
Location:	US 31 & 7TH AVE SO
Purpose:	Carries highway over highway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	80.1 ft. [24.4 m]
Total length:	211.0 ft. [64.3 m]
Roadway width between curbs:	21.7 ft. [6.6 m]
Deck width edge-to-edge:	23.0 ft. [7.0 m]
Vertical clearance below bridge:	20.3 ft. [6.2 m]
Skew angle:	12°
Owner:	State Highway Agency [01]
Year built:	1968
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:	7,096 [as of 2008]
Truck traffic:	4% of total traffic
Deck condition:	Satisfactory [6 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:	47.9 tons [43.5 metric tons]
Inventory rating:	36.0 tons [32.7 metric tons]
Sufficiency rating:	95.3
Estimated cost of work:	$1,767,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	4,000 [as of 1999]
Truck traffic:	1% 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:	97.6

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	8,000 [as of 1988]
Truck traffic:	1% of total traffic
Deck condition:	Satisfactory [6 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:	44.6 tons [40.5 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	96.4

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