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CHINAGRADE LOOP RD over KERN RIVER

Map

Coordinates:
+35.42504, -118.96764
35°25'30" N, 118°58'03" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CHINAGRADE LOOP RD over KERN RIVER
Structure number:50C0017
Location:0.1 MI S ROUND MTN RD
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:36.1 ft. [11.0 m]
Total length:379.0 ft. [115.5 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:47.6 ft. [14.5 m]
Owner:City or Municipal Highway Agency [04]
Year built:1991
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:11
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: November 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:5,000 [as of 2007]
Truck traffic:10% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Better than present minimum criteria [7]
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:84.5

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2016FairFairFairGood500084.5
November 2012FairSatisfactoryGoodGood500097.0
February 2011FairFairGoodGood400096.5
November 2008FairFairGoodGood400096.5
December 2006FairFairGoodGood400096.5
April 2004FairFairGoodGood400096.5
April 2002GoodGoodGoodGood400097.6
November 2000GoodGoodGoodGood400097.6
May 1995FairGoodGoodSatisfactory400097.6
February 1991PoorSatisfactoryFairSerious32506.0

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Reinforced Concrete Columneach7070000
Reinforced Concrete Abutmentlinear ft.4444000
Steel Pileeach11000
Joints
Compression Jointlinear ft.2900290
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2311518000
Deck
Reinforced Concrete Slabsq. ft.1,6751,33933600