SR 523 / NE 145TH over I-5

Map 

Facts 

Name:	SR 523 / NE 145TH over I-5
Structure number:	0007270E0000000
Location:	1.0 N JCT SR 99
Purpose:	Carries highway and pedestrian walkway over highway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	75.1 ft. [22.9 m]
Total length:	249.0 ft. [75.9 m]
Roadway width between curbs:	58.1 ft. [17.7 m]
Deck width edge-to-edge:	71.9 ft. [21.9 m]
Vertical clearance below bridge:	16.7 ft. [5.1 m]
Skew angle:	15°
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:	Concrete continuous [2]
Main spans design:	Box beam or girders - Multiple [05]
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:	28,018 [as of 2007]
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:	98.0 tons [89.1 metric tons]
Inventory rating:	88.1 tons [80.1 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	68.6
Estimated cost of work:	$985,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	44,175 [as of 1994]
Truck traffic:	2% 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]
Inventory rating:	88.1 tons [80.1 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	65.5
Estimated cost of work:	$985,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	17,150 [as of 1984]
Truck traffic:	15% 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:	54.5 tons [49.5 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	73.6
Estimated cost of work:	$985,000

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