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IRIS LANE over IRRIGATION CANAL

Map

Coordinates:
+44.52027, -121.16996
44°31'13" N, 121°10'12" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IRIS LANE over IRRIGATION CANAL
Structure number:31C012083600085
Location:0.3 MI E OF HWY 97
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:27.9 ft. [8.5 m]
Total length:28.9 ft. [8.8 m]
Roadway width between curbs:23.3 ft. [7.1 m]
Deck width edge-to-edge:24.3 ft. [7.4 m]
Owner:County Highway Agency [02]
Year built:1970
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Main span material:Wood or timber [7]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Wood or Timber [8]
Wearing surface:Bituminous [6]

Latest Available Inspection: November 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:303 [as of 2010]
Truck traffic:10% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
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 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:76.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2016FairSatisfactorySatisfactoryGood30376.0
November 2014FairSatisfactorySatisfactoryGood30371.5
November 2012FairSatisfactorySatisfactoryGood30371.5
November 2010FairSatisfactorySatisfactoryGood30371.5
October 2008FairSatisfactorySatisfactoryGood30369.5
November 2006FairSatisfactoryGoodGood28371.4
October 2004GoodGoodGoodGood28371.1
October 2002FairSatisfactoryGoodGood27571.1
December 2000FairSatisfactoryGoodGood27571.1
November 1998FairSatisfactoryGoodGood27071.1
November 1996FairSatisfactoryGoodGood27062.8
October 1994FairSatisfactoryGoodGood27062.8
October 1992FairSatisfactoryGoodGood27066.5

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Timber Girder/Beamlinear ft.43520323200
Substructure
Reinforced Concrete Abutmentlinear ft.4846200
Joints
Other Jointlinear ft.48163200
Deck
Timber Decksq. ft.70254216000
Wearing Surfacessq. ft.67040027000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.5849900
Steel Protective Coatingsq. ft.174174000