24TH AVE over SR 520

Map 

Facts 

Name:	24TH AVE over SR 520
Structure number:	000000NW0000000
Location:	0.1 E JCT SR 513
Purpose:	Carries highway and pedestrian walkway over highway
Route classification:	Local (Urban) [19]
Length of largest span:	90.9 ft. [27.7 m]
Total length:	169.0 ft. [51.5 m]
Roadway width between curbs:	25.9 ft. [7.9 m]
Deck width edge-to-edge:	43.6 ft. [13.3 m]
Vertical clearance below bridge:	15.4 ft. [4.7 m]
Owner:	State Highway Agency [01]
Year built:	1962
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:	2
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:	4,752 [as of 2009]
Truck traffic:	3% of total traffic
Deck condition:	Good [7 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:	93.1 tons [84.6 metric tons]
Inventory rating:	54.5 tons [49.5 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	75.4
Estimated cost of work:	$86,000

2000 Inspection 

Average daily traffic:	77,302 [as of 1994]
Evaluation:	Not applicable [N]

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	3,420 [as of 1974]
Truck traffic:	5% of total traffic
Deck condition:	Good [7 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:	54.5 tons [49.5 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	77.7
Estimated cost of work:	$310,000

Comments