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CENTRAL GRADE ROAD over HATWAI CREEK

Map

Coordinates:
+46.44583, -116.93944
46°26'45" N, 116°56'22" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CENTRAL GRADE ROAD over HATWAI CREEK
Structure number:000000000029910
Location:2.2 N. 3.0 E. LEWISTON
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:25.9 ft. [7.9 m]
Total length:52.2 ft. [15.9 m]
Roadway width between curbs:27.6 ft. [8.4 m]
Deck width edge-to-edge:27.9 ft. [8.5 m]
Owner:County Highway Agency [02]
Year built:1968
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Girder and floorbeam system [03]
Deck type:Corrugated Steel [6]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:650 [as of 2015]
Truck traffic:10% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Better than present minimum criteria [7]
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:85.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017FairSatisfactorySatisfactorySatisfactory65085.9
May 2015FairSatisfactorySatisfactorySatisfactory65085.9
May 2013FairSatisfactorySatisfactorySatisfactory65085.9
May 2011FairSatisfactorySatisfactoryGood65085.9
May 2009FairSatisfactorySatisfactoryGood65085.9
June 2008FairSatisfactorySatisfactoryGood65085.9
June 2007GoodGoodGoodGood65055.8
June 2006GoodGoodGoodGood65055.8
June 2005GoodGoodGoodVery Good65055.8
June 2003GoodGoodGoodVery Good65093.2
June 2001GoodGoodVery GoodVery Good65093.2
June 1999GoodGoodVery GoodVery Good65094.2
June 1997GoodGoodVery GoodVery Good65094.2
June 1995GoodGoodVery GoodVery Good65094.5
June 1993GoodGoodVery GoodVery Good65094.5
June 1991GoodGoodVery GoodVery Good65094.5

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.2031436000
Steel Protective Coatingsq. ft.1,4561,0160220220
Steel Floor Beamlinear ft.7847048000
Steel Protective Coatingsq. ft.1,5686277841570
Substructure
Steel Columneach22000
Reinforced Concrete Abutmentlinear ft.104100400
Steel Pier Caplinear ft.2424000
Deck
Corrugated or Orthotropic Decksq. ft.1,4511,3767500
Wearing Surfacessq. ft.1,45101,45100
Steel Protective Coatingsq. ft.1,4512687504330
Bearings
Elastomeric Bearingeach1212000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.105941100
Steel Protective Coatingsq. ft.3750319560