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N99-N51 CONNECTOR over US 50 & CONNECTORS

Map

Coordinates:
+38.55775, -121.47376
38°33'28" N, 121°28'26" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:N99-N51 CONNECTOR over US 50 & CONNECTORS
Structure number:24 0231R
Location:03-SAC-099-R24.27-SAC
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:115.2 ft. [35.1 m]
Total length:923.9 ft. [281.6 m]
Roadway width between curbs:65.9 ft. [20.1 m]
Deck width edge-to-edge:67.9 ft. [20.7 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1967
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:9
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: February 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:96,500 [as of 2009]
Truck traffic:5% 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:Equal to present minimum criteria [6]
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:91.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2016GoodGoodGoodGood9650091.0
February 2014GoodGoodGoodGood9650091.0
February 2012PoorPoorGoodGood9650087.6
April 2010PoorPoorGoodGood10250087.0
April 2009PoorSeriousGoodGood10250084.8
May 2007FairSatisfactoryGoodGood10250090.4
February 2004FairSatisfactoryGoodGood1595098.5
February 2002FairSatisfactoryGoodGood1595098.5
November 1996FairSatisfactoryGoodGood1595098.5
September 1994GoodGoodVery GoodGood7730092.2
November 1992GoodGoodVery GoodGood8560091.6
March 1990GoodGoodVery GoodGood8560091.6

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.282282000
Deck
Reinforced Concrete Top Flangesq. ft.5,8295,829000
Concrete Protective Coatingsq. ft.5,6605,660000
Substructure
Reinforced Concrete Columneach1717000
Reinforced Concrete Abutmentlinear ft.5252000
Reinforced Concrete Pileeach11000
Joints
Compression Jointlinear ft.9898000
Bearings
Enclosed/Concealed Bearingeach44000
Bridge Rail
Other Material Bridge Raillinear ft.563563000