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J ST-N51 ON RAMP over N51-H ST OFF RAMP & H ST

Map

Coordinates:
+38.57472, -121.46709
38°34'29" N, 121°28'02" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:J ST-N51 ON RAMP over N51-H ST OFF RAMP & H ST
Structure number:24 0189S
Location:03-SAC-051-1.15-SAC
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:110.9 ft. [33.8 m]
Total length:411.1 ft. [125.3 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:29.9 ft. [9.1 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1966
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: November 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:15,000 [as of 2010]
Truck traffic:6% of total traffic
Deck condition:Good [7 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:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:77.2
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$1,848,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017GoodGoodGoodGood1500077.2
December 2015GoodVery GoodGoodGood1500077.2
November 2013GoodGoodGoodGood1500077.2
November 2011GoodGoodGoodGood1500075.1
March 2011GoodGoodGoodGood1500075.1
December 2008FairFairGoodGood870074.9
September 2006FairFairGoodGood870074.9
April 2004FairFairGoodGood870074.9
December 2001FairFairGoodGood870074.9
June 1995GoodGoodGoodGood870075.9
December 1993GoodGoodGoodVery Good870078.2
January 1990GoodGoodGoodVery Good870078.2

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Closed Web/Box Girderlinear ft.1251101500
Deck
Reinforced Concrete Top Flangesq. ft.1,1401,140000
Concrete Protective Coatingsq. ft.977977000
Substructure
Reinforced Concrete Columneach33000
Reinforced Concrete Abutmentlinear ft.1715200
Reinforced Concrete Pileeach11000
Joints
Compression Jointlinear ft.1918100
Bearings
Enclosed/Concealed Bearingeach11000
Bridge Rail
Other Material Bridge Raillinear ft.251251000