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52ND-W24 ON RAMP over 45TH STREET

Alameda County, California

Map 

Coordinates:
+37.83333, -122.26667
37°49'60" N, 122°16'00" W
Source: National Bridge Inventory (1992, 2000, 2010 editions)
Information not verified. Use at your own risk.

Facts 

Name:52ND-W24 ON RAMP over 45TH STREET
Structure number:33 0364K
Location:04-ALA-024-R2.47-OAK
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:65.0 ft. [19.8 m]
Total length:143.1 ft. [43.6 m]
Roadway width between curbs:61.4 ft. [18.7 m]
Deck width edge-to-edge:63.3 ft. [19.3 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Skew angle:1°
Owner:State Highway Agency [01]
Year built:1970
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:3
Main spans material:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

2010 Inspection 

Status:Open, no restriction [A]
Average daily traffic:15,000 [as of 1998]
Truck traffic:2% 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:77.3 tons [70.3 metric tons]
Inventory rating:46.6 tons [42.4 metric tons]
Sufficiency rating:90.5

2000 Inspection 

Status:Open, no restriction [A]
Average daily traffic:15,000 [as of 1998]
Truck traffic:2% 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:76.8 tons [69.8 metric tons]
Inventory rating:46.9 tons [42.6 metric tons]
Sufficiency rating:90.4

1992 Inspection 

Status:Open, no restriction [A]
Average daily traffic:15,000 [as of 1983]
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:76.2 tons [69.3 metric tons]
Inventory rating:46.5 tons [42.3 metric tons]
Sufficiency rating:89.8

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