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INTERSTATE 580 over SAN LORENZO CREEK

Map

Coordinates:
+37.70198, -122.03644
37°42'07" N, 122°02'11" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:INTERSTATE 580 over SAN LORENZO CREEK
Structure number:33 0234
Location:04-ALA-580-R27.16
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:20.7 ft. [6.3 m]
Total length:20.7 ft. [6.3 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1957
Year reconstructed:1976
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Concrete [1]
Main span design:Arch - Deck [11]
Deck type:Not applicable [N]

Latest Available Inspection: March 2018

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:169,000 [as of 2009]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:43.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$489,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018Poor-PoorGood16900043.0
March 2016Fair-FairGood16900059.0
April 2014Fair-FairGood16900059.0
April 2012Good---16900070.0
August 2010Good---14900070.0
April 2008Good---14900085.0
March 2006Good---14900085.0
April 2004Good---14900085.0
April 2002Good---13280085.0
July 2000Good---13280066.0
July 1998Good---13280066.0
September 1994Good---13100070.0
November 1992Good---13200070.0
October 1990Good---13200070.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Archlinear ft.60150
Substructure
Reinforced Concrete Pile Cap/Footinglinear ft.11000