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INTERSTATE 580 over SAN PABLO BAY

Map

Coordinates:
+37.93500, -122.44500
37°56'06" N, 122°26'42" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:INTERSTATE 580 over SAN PABLO BAY
Structure number:28 0100
Location:04-CC-580-6.22-RCH
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes [1]
Length of largest span:1087.0 ft. [331.3 m]
Total length:21346.2 ft. [6506.0 m]
Roadway width between curbs:72.2 ft. [22.0 m]
Deck width edge-to-edge:78.7 ft. [24.0 m]
Vertical clearance above deck:16.1 ft. [4.9 m]
Vertical clearance below bridge:134.8 ft. [41.1 m]
Owner:State Highway Agency [01]
Year built:1956
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:6
Main spans material:Steel [3]
Main spans design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: December 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:67,000 [as of 2009]
Truck traffic:5% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:There are no noticeable or noteworthy deficiencies which affect the condition of the channel. [9]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:53.9 tons [49.0 metric tons]
Inventory rating:31.9 tons [29.0 metric tons]
Sufficiency rating:60.9

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201660.9FairGoodFairFair-67000
December 201460.9FairGoodFairSatisfactory-67000
December 201260.9FairGoodFairGood-67000
August 201159.9FairFairFairGood-67000
September 200957.9PoorPoorFairGoodSD74000
April 200960.9FairFairFair--74000
December 200771.9-----74000
February 200766.9PoorSeriousSatisfactory-SD74000
February 200666.9PoorSeriousSatisfactory-SD74000
March 200566.9PoorSeriousSatisfactory-SD74000
March 200466.9PoorSeriousSatisfactory-SD57100
January 200366.9PoorSeriousSatisfactory-SD57100
October 200132.0PoorCriticalSerious-SD57100
January 200132.0PoorImminent FailureSerious-SD57100
September 199945.0PoorSeriousPoorSatisfactorySD57100
May 199845.0PoorSeriousPoorSatisfactorySD57100
July 199749.0PoorSeriousPoorSatisfactorySD57100
April 199648.8PoorSeriousPoorSatisfactorySD56000
July 199446.7PoorSatisfactoryPoorSatisfactorySD56000
July 199346.7PoorSatisfactoryPoorSatisfactorySD50000
May 199146.7PoorSatisfactoryPoorSatisfactorySD50000

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.3,9028182,7183660
Steel Protective Coatingsq. ft.212,19536,456155,83614,9274,976
Prestressed Concrete Girder/Beamlinear ft.3,9493,949000
Steel Stringerlinear ft.79,26412,08759,2517,9260
Steel Protective Coatingsq. ft.149,80922,8440126,9650
Deck
Reinforced Concrete Decksq. ft.147,236122,18524,3287230
Wearing Surfacessq. ft.118,395118,395000
Superstructure
Steel Trusslinear ft.9,0691,3437,71790
Steel Protective Coatingsq. ft.116,1024,020107,3064,7760
Steel Floor Beamlinear ft.13,8391,2333,5499,0570
Steel Protective Coatingsq. ft.268,9718,248217,40243,3210
Steel Pin or Pin & Hangar Assemblyeach142014200
Steel Gusset Plateeach92415077400
Substructure
Reinforced Concrete Columneach1861704120
Steel Column Tower/Trestlelinear ft.2,1351002,03500
Steel Protective Coatingsq. ft.30,221015,10915,1120
Reinforced Concrete Pier Walllinear ft.87056310
Reinforced Concrete Abutmentlinear ft.5105100
Reinforced Concrete Pile Cap/Footinglinear ft.1,2841,280400
Steel Pileeach1111000
Reinforced Concrete Pileeach119119000
Steel Pier Caplinear ft.365036500
Steel Protective Coatingsq. ft.1,81801,81800
Prestressed Concrete Pier Caplinear ft.881881000
Reinforced Concrete Pier Caplinear ft.34416517900
Joints
Strip Seal Jointlinear ft.171162900
Pourable Jointlinear ft.8,3657,5294194170
Compression Jointlinear ft.7167310
Other Jointlinear ft.8588144220
Bearings
Elastomeric Bearingeach290290000
Movable Bearingeach8686000
Steel Protective Coatingsq. ft.1,0321,032000
Fixed Bearingeach5050000
Steel Protective Coatingsq. ft.600600000
Pot Bearingeach1616000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.22,0373,84518,130620
Steel Protective Coatingsq. ft.69,21121,59838,5049,1090
Reinforced Concrete Bridge Raillinear ft.7,8997,899000