OR 99 (HWY 060) over MILLERS GULCH


+42.41061, -123.12615
42°24'38" N, 123°07'34" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:OR 99 (HWY 060) over MILLERS GULCH
Structure number:00413 060 01221
Location:06.7 E JACK.-JOSE. CO LN
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:26.9 ft. [8.2 m]
Total length:56.4 ft. [17.2 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:31.5 ft. [9.6 m]
Owner:State Highway Agency [01]
Year built:1920
Year reconstructed:1948
Historic significance:Historical significance is not determinable at this time [4]
Design load:M 13.5 / H 15 [2]
Number of main spans:2
Main spans material:Concrete continuous [2]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: December 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,300 [as of 2016]
Truck traffic:8% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
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:48.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2017FairSatisfactoryFairSatisfactory130048.7
December 2015FairSatisfactoryFairSatisfactory100048.3
December 2013FairSatisfactoryFairSatisfactory110049.7
December 2011FairSatisfactoryFairSatisfactory110049.7
December 2009FairSatisfactoryFairGood200045.0
December 2007PoorSatisfactoryPoorGood200027.0
December 2005PoorSatisfactoryPoorGood210023.5
December 2003PoorSatisfactorySeriousSatisfactory220010.8
December 2001PoorGoodSeriousSatisfactory260010.8
December 1999GoodVery GoodVery GoodVery Good210152.8
December 1997GoodGoodGoodVery Good210062.9
December 1995GoodGoodGoodVery Good215062.7
December 1993GoodGoodGoodVery Good215060.6
December 1991GoodVery GoodVery GoodVery Good215060.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Girder/Beamlinear ft.735073410
Reinforced Concrete Top Flangesq. ft.1,7821,7661600
Wearing Surfacessq. ft.1,4691,469000
Reinforced Concrete Columneach98100
Reinforced Concrete Abutmentlinear ft.6362100
Reinforced Concrete Pier Caplinear ft.3228400
Other Jointlinear ft.52361600
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.113011300