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MASONIC & PRESDIO over GEARY BLVD

Map

Coordinates:
+37.78234, -122.44756
37°46'56" N, 122°26'51" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MASONIC & PRESDIO over GEARY BLVD
Structure number:34C0040
Location:GEARY @ MASONIC & PRESIDO
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:56.8 ft. [17.3 m]
Total length:56.8 ft. [17.3 m]
Roadway width between curbs:511.8 ft. [156.0 m]
Deck width edge-to-edge:536.8 ft. [163.6 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Owner:County Highway Agency [02]
Year built:1973
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Concrete [1]
Main span design:Box Beam or girders - Single or Spread [06]
Deck type:Not applicable [N]

Latest Available Inspection: December 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:8,000 [as of 2015]
Truck traffic:2% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:109.8 tons [99.8 metric tons]
Inventory rating:109.8 tons [99.8 metric tons]
Sufficiency rating:84.1

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201684.1FairGoodFairGoodFO8000
November 201595.2FairVery GoodSatisfactoryVery GoodFO8000

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Reinforced Concrete Closed Web/Box Girderlinear ft.1701700
Deck
Reinforced Concrete Top Flangesq. ft.2,8252,825000
Substructure
Reinforced Concrete Abutmentlinear ft.327327000
Bridge Rail
Other Material Bridge Raillinear ft.3434000