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BALBOA AVE-S15 over MURPHY CANYON ROAD

San Diego County, California

Map 

Coordinates:
+32.82222, -117.11861
32°49'20" N, 117°07'07" W
Source: National Bridge Inventory (1992, 2000, 2010 editions)
Information not verified. Use at your own risk.

Facts 

Name:BALBOA AVE-S15 over MURPHY CANYON ROAD
Structure number:57 0880G
Location:11-SD-015-R9.22-SD
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:122.1 ft. [37.2 m]
Total length:126.0 ft. [38.4 m]
Roadway width between curbs:36.1 ft. [11.0 m]
Deck width edge-to-edge:39.4 ft. [12.0 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Skew angle:27°
Owner:State Highway Agency [01]
Year built:1982
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Main span material:Prestressed concrete [5]
Main span design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

2010 Inspection 

Status:Open, no restriction [A]
Average daily traffic:4,800 [as of 1998]
Truck traffic:2% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Scour condition:Bridge not over waterway. [N]
Operating rating:58.9 tons [53.5 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:95.5

2000 Inspection 

Status:Open, no restriction [A]
Average daily traffic:4,800 [as of 1998]
Truck traffic:2% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Scour condition:Bridge not over waterway. [N]
Operating rating:58.9 tons [53.5 metric tons]
Inventory rating:35.9 tons [32.6 metric tons]
Sufficiency rating:97.5

1992 Inspection 

Status:Open, no restriction [A]
Average daily traffic:4,800 [as of 1988]
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Scour condition:Bridge not over waterway. [N]
Operating rating:58.4 tons [53.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:97.6

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