I 90 over INT VAN BUREN STREET

Map 

Facts 

Name:	I 90 over INT VAN BUREN STREET
Structure number:	I00090105+06332
Location:	MISSOULA
Purpose:	Carries highway overpass over highway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	42.0 ft. [12.8 m]
Total length:	165.0 ft. [50.3 m]
Roadway width between curbs:	38.1 ft. [11.6 m]
Deck width edge-to-edge:	39.4 ft. [12.0 m]
Vertical clearance below bridge:	14.8 ft. [4.5 m]
Skew angle:	5°
Owner:	State Highway Agency [01]
Year built:	1964
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:	4
Main spans material:	Prestressed concrete [5]
Main spans design:	Stringer/Multi-beam or girder [02]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Latex Concrete or similar additive [3]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	18,730 [as of 2008]
Truck traffic:	2% of total traffic
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:	51.8 tons [47.1 metric tons]
Inventory rating:	35.9 tons [32.6 metric tons]
Sufficiency rating:	96.0

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	18,950 [as of 1998]
Truck traffic:	2% of total traffic
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:	51.8 tons [47.1 metric tons]
Inventory rating:	35.9 tons [32.6 metric tons]
Sufficiency rating:	96.0

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	14,180 [as of 1991]
Truck traffic:	12% 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:	57.0 tons [51.8 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	94.0

Comments