SB-STORZ EXP over NB-US75

Map 

Facts 

Name:	SB-STORZ EXP over NB-US75
Structure number:	S075 09341
Location:	AMES AVE/STORZ EXP INTCHG
Purpose:	Carries highway overpass over highway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	83.0 ft. [25.3 m]
Total length:	191.0 ft. [58.2 m]
Roadway width between curbs:	27.9 ft. [8.5 m]
Deck width edge-to-edge:	30.2 ft. [9.2 m]
Vertical clearance below bridge:	17.1 ft. [5.2 m]
Skew angle:	48°
Owner:	State Highway Agency [01]
Year built:	1986
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:	8,418 [as of 2006]
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Very Good [8 out of 9]
Substructure condition:	Very Good [8 out of 9]
Pier/abutment protection:	Navigation protection not required [1]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	73.3 tons [66.6 metric tons]
Inventory rating:	43.6 tons [39.6 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	80.0
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$784,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	9,550 [as of 1998]
Deck condition:	Very Good [8 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:	35.6 tons [32.4 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	79.8
Recommended work:	Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:	$2,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	6,000 [as of 1990]
Truck traffic:	10% of total traffic
Deck condition:	Excellent [9 out of 9]
Superstructure condition:	Excellent [9 out of 9]
Substructure condition:	Excellent [9 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	35.6 tons [32.4 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	80.4

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