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INGRAHAM ST SOUTH over MISSION BAY CHANNEL

Map

Coordinates:
+32.76895, -117.23391
32°46'08" N, 117°14'02" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:INGRAHAM ST SOUTH over MISSION BAY CHANNEL
Structure number:57C0310L
Location:0.5 MI N/W MISSION BAY
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:131.9 ft. [40.2 m]
Total length:1187.1 ft. [361.8 m]
Roadway width between curbs:34.1 ft. [10.4 m]
Deck width edge-to-edge:44.0 ft. [13.4 m]
Owner:City or Municipal Highway Agency [04]
Year built:1987
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:9
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:17,700 [as of 2010]
Truck traffic:2% of total traffic
Deck condition:Poor [4 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: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:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:91.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017PoorPoorGoodGood1770091.7
October 2015PoorSeriousVery GoodGood1770089.5
September 2013PoorSeriousVery GoodGood1770089.5
September 2011PoorSeriousVery GoodGood1770089.5
February 2010PoorPoorVery GoodGood2250090.5
November 2007PoorPoorVery GoodGood2250090.5
July 2006PoorPoorVery GoodGood2250090.5
January 2006PoorPoorVery GoodGood2250090.5
July 2004FairFairVery GoodGood2250092.6
July 2002FairFairVery GoodGood2250092.6
July 2001GoodGoodVery GoodGood2250093.7
November 2000GoodGoodVery GoodGood2250093.7
March 1998GoodGoodVery GoodGood2250093.7
December 1995GoodVery GoodVery GoodVery Good2250093.9
December 1993GoodVery GoodVery GoodVery Good2250093.9
December 1991GoodVery GoodVery GoodVery Good2250093.9

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.1,8091,809000
Deck
Reinforced Concrete Decksq. ft.4,8481,08503,7630
Substructure
Reinforced Concrete Columneach88000
Reinforced Concrete Abutmentlinear ft.2727000
Steel Pileeach11000
Reinforced Concrete Pier Caplinear ft.9696000
Joints
Compression Jointlinear ft.2500250
Assembly with Sealeach2620330
Bearings
Enclosed/Concealed Bearingeach1818000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.362362000
Reinforced Concrete Bridge Raillinear ft.748748000