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STATE ROUTE 99 over COTTONWOOD CREEK

Map

Coordinates:
+39.52672, -121.68873
39°31'36" N, 121°41'19" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:STATE ROUTE 99 over COTTONWOOD CREEK
Structure number:12 0120
Location:03-BUT-099-15.41
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:29.9 ft. [9.1 m]
Total length:138.1 ft. [42.1 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:31.8 ft. [9.7 m]
Skew angle:37°
Owner:State Highway Agency [01]
Year built:1952
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:5
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:10,000 [as of 2009]
Truck traffic:10% 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]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:69.6
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$697,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017GoodGoodGoodGood1000069.6
May 2015GoodVery GoodVery GoodVery Good1000072.6
May 2011GoodGoodGoodGood1000072.6
May 2007GoodGoodGoodGood1080071.9
September 2004GoodGoodGoodGood1080071.9
October 2002GoodGood-Good880073.6
January 2002GoodGood-Good880073.6
April 1999GoodGoodGoodGood880073.6
March 1998GoodGoodGoodGood880073.6
February 1996FairGoodGoodSatisfactory770074.3
March 1994FairGoodGoodSatisfactory770074.3
January 1993FairGoodGoodSatisfactory740074.6
March 1990FairGoodGoodSatisfactory740074.6

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Reinforced Concrete Columneach2020000
Reinforced Concrete Abutmentlinear ft.3429500
Reinforced Concrete Pileeach11000
Reinforced Concrete Pier Caplinear ft.7369400
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.8484000
Deck
Reinforced Concrete Slabsq. ft.413413000
Wearing Surfacessq. ft.362362000