Share:

15TH AVE NW over NW LEARY WY

Map 

Coordinates:
+47.66366, -122.37625
47°39'49" N, 122°22'34" W
Source: National Bridge Inventory (1992, 2000, 2010 editions)
Information not verified. Use at your own risk.

Facts 

Name:15TH AVE NW over NW LEARY WY
Structure number:085175000000000
Location:15th Ave NW & NW Leary Wy
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:69.9 ft. [21.3 m]
Total length:349.1 ft. [106.4 m]
Roadway width between curbs:42.0 ft. [12.8 m]
Deck width edge-to-edge:48.9 ft. [14.9 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Owner:City or Municipal Highway Agency [04]
Year built:1957
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:5
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

2010 Inspection 

Status:Open, no restriction [A]
Average daily traffic:74,400 [as of 2005]
Truck traffic:5% 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:35.6 tons [32.4 metric tons]
Inventory rating:20.8 tons [18.9 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:56.9
Estimated cost of work:$1,264,000

2000 Inspection 

Status:Open, no restriction [A]
Average daily traffic:55,300 [as of 1990]
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:35.6 tons [32.4 metric tons]
Inventory rating:20.8 tons [18.9 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:60.9
Estimated cost of work:$1,264,000

1992 Inspection 

Status:Open, no restriction [A]
Average daily traffic:28,400 [as of 1975]
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Inventory rating:24.8 tons [22.5 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:67.9
Estimated cost of work:$1,264,000

Comments 

15TH AVE NW (King County, Washington)
Posted September 18, 2011, by Selena (selena [at] crownhillneighbors [dot] org)

1990 to present and no wear-and-tear--amazing!