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SR 99 over N50TH ST

Map 

Coordinates:
+47.66510, -122.34734
47°39'54" N, 122°20'50" W
Source: National Bridge Inventory (1992, 2000, 2010 editions)
Information not verified. Use at your own risk.

Facts 

Name:SR 99 over N50TH ST
Structure number:0001684A0000000
Location:9.2 N JCT SR 509
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:42.0 ft. [12.8 m]
Total length:44.0 ft. [13.4 m]
Roadway width between curbs:65.0 ft. [19.8 m]
Deck width edge-to-edge:81.4 ft. [24.8 m]
Vertical clearance below bridge:12.5 ft. [3.8 m]
Owner:State Highway Agency [01]
Year built:1933
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Concrete [1]
Main span design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

2010 Inspection 

Status:Open, no restriction [A]
Average daily traffic:48,606 [as of 2007]
Truck traffic:4% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 out of 9]
Scour condition:Bridge not over waterway. [N]
Operating rating:49.5 tons [45.0 metric tons]
Inventory rating:29.7 tons [27.0 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:63.1
Estimated cost of work:$74,000

2000 Inspection 

Status:Open, no restriction [A]
Average daily traffic:48,950 [as of 1991]
Truck traffic:6% 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:49.5 tons [45.0 metric tons]
Inventory rating:29.7 tons [27.0 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:63.2
Estimated cost of work:$105,000

1992 Inspection 

Status:Open, no restriction [A]
Average daily traffic:45,250 [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:35.6 tons [32.4 metric tons]
Inventory rating:18.8 tons [17.1 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:48.4
Estimated cost of work:$181,000