STATE ROUTE 170 over COLFAX AVE

Map 

Facts 

Name:	STATE ROUTE 170 over COLFAX AVE
Structure number:	53 1683
Location:	07-LA-170-R15.91-LA
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:	57.1 ft. [17.4 m]
Total length:	213.9 ft. [65.2 m]
Roadway width between curbs:	154.9 ft. [47.2 m]
Deck width edge-to-edge:	159.1 ft. [48.5 m]
Vertical clearance below bridge:	19.4 ft. [5.9 m]
Skew angle:	39°
Owner:	State Highway Agency [01]
Year built:	1966
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:	Concrete continuous [2]
Main spans design:	Box beam or girders - Multiple [05]
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:	160,000 [as of 1998]
Truck traffic:	10% of total traffic
Deck condition:	Satisfactory [6 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:	74.0 tons [67.3 metric tons]
Inventory rating:	44.9 tons [40.8 metric tons]
Sufficiency rating:	80.0

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	152,400 [as of 1998]
Truck traffic:	5% of total traffic
Deck condition:	Fair [5 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:	72.8 tons [66.2 metric tons]
Inventory rating:	44.9 tons [40.8 metric tons]
Sufficiency rating:	79.0

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	150,400 [as of 1990]
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:	72.3 tons [65.7 metric tons]
Inventory rating:	44.6 tons [40.5 metric tons]
Sufficiency rating:	87.6

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