Share:

NB 101 OFF-RAMP over YERBA BUENA ROAD

Map 

Coordinates:
+37.29333, -121.80833
37°17'36" N, 121°48'30" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:NB 101 OFF-RAMP over YERBA BUENA ROAD
Structure number:37 0409S
Location:04-SCL-101-31.00-SJS
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:168.3 ft. [51.3 m]
Total length:172.9 ft. [52.7 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:27.2 ft. [8.3 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Skew angle:34°
Owner:State Highway Agency [01]
Year built:1989
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]

Latest Available Inspection: February 2017 

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:8,800 [as of 2001]
Truck traffic:4% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:59.5 tons [54.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:94.7

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201794.7GoodGoodGoodGood-8800
February 201594.7GoodVery GoodVery GoodGood-8800
February 201394.7GoodGoodVery GoodGood-8800
March 201194.7GoodGoodVery GoodGood-8800
March 200994.7GoodGoodVery GoodGood-8800
February 200794.7GoodGoodVery GoodGood-8800
March 200589.8GoodGoodVery GoodGoodFO8800
March 200391.0GoodGoodVery GoodGoodFO4000
March 200193.0GoodGoodVery GoodGoodFO4000
August 199993.0GoodGoodVery GoodGoodFO4000
March 199793.0GoodGoodVery GoodGood-4000
January 199593.1GoodGoodGoodGood-4000
March 199393.1GoodGoodGoodGood-4000
April 199093.1GoodVery GoodVery GoodVery Good-4000