Share:

INTERSTATE 580 over FTHLL BLVD UC (OFF-RAMP)

Map

Coordinates:
+37.73833, -122.14167
37°44'18" N, 122°08'30" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:INTERSTATE 580 over FTHLL BLVD UC (OFF-RAMP)
Structure number:33 0335K
Location:04-ALA-580-R35.10-OAK
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:81.0 ft. [24.7 m]
Total length:252.0 ft. [76.8 m]
Roadway width between curbs:22.0 ft. [6.7 m]
Deck width edge-to-edge:26.2 ft. [8.0 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1964
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:4
Main spans material:Concrete continuous [2]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: September 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:10,855 [as of 2009]
Truck traffic:1% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:70.6 tons [64.2 metric tons]
Inventory rating:42.5 tons [38.6 metric tons]
Sufficiency rating:91.4

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201591.4GoodVery GoodVery GoodGoodFO10855
September 201391.4GoodGoodGoodGoodFO10855
October 201191.4GoodGoodGoodGoodFO10855
September 200992.2GoodGoodGoodGoodFO5300
October 200792.2GoodGoodGoodGoodFO5300
September 200592.2GoodGoodGoodGoodFO5300
August 200492.2GoodGoodGoodGoodFO5300
September 200290.0PoorPoorGoodGoodSD5300
September 200088.0PoorSeriousGoodGoodSD5300
September 199888.0PoorPoorGoodGoodSD5300
September 199694.0FairSatisfactoryGoodGoodFO5300
October 199494.0GoodGoodVery GoodVery GoodFO5300
October 199294.0GoodGoodVery GoodVery GoodFO5300
September 199094.0GoodGoodVery GoodVery GoodFO5300

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.7777000
Deck
Reinforced Concrete Top Flangesq. ft.610604600
Concrete Protective Coatingsq. ft.583583000
Substructure
Reinforced Concrete Columneach22000
Reinforced Concrete Pier Walllinear ft.2120010
Reinforced Concrete Abutmentlinear ft.2121000
Reinforced Concrete Pileeach11000
Bridge Rail
Other Material Bridge Raillinear ft.7777000