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OR 53 (HWY 46) over NEHALEM RIVER

Map

Coordinates:
+45.70913, -123.85869
45°42'33" N, 123°51'31" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:OR 53 (HWY 46) over NEHALEM RIVER
Structure number:01217 046 01776
Location:016 MI NE HWY 53 & 101 JT
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:101.1 ft. [30.8 m]
Total length:313.7 ft. [95.6 m]
Roadway width between curbs:20.0 ft. [6.1 m]
Deck width edge-to-edge:23.3 ft. [7.1 m]
Owner:State Highway Agency [01]
Year built:1926
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:M 13.5 / H 15 [2]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,600 [as of 2016]
Truck traffic:14% 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:Basically intolerable requiring high priority of replacement [2]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:66.1
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$1,608,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017FairSatisfactorySatisfactorySatisfactory160066.1
May 2015FairSatisfactorySatisfactorySatisfactory150066.2
May 2013FairSatisfactorySatisfactorySatisfactory150066.2
May 2011FairSatisfactorySatisfactorySatisfactory150066.2
May 2009FairSatisfactorySatisfactorySatisfactory100064.8
May 2007PoorSatisfactoryPoorSatisfactory120042.1
May 2005PoorSatisfactoryPoorSatisfactory120042.1
May 2003FairSatisfactoryFairSatisfactory120052.0
May 2001FairSatisfactoryFairSatisfactory110052.4
May 1999FairSatisfactoryFairSatisfactory110052.4
May 1997FairSatisfactoryFairSatisfactory155050.6
May 1995FairSatisfactoryFairSatisfactory155038.4
May 1993FairSatisfactoryFairSatisfactory155038.4
May 1991FairSatisfactoryFairSatisfactory130049.2

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.3363191700
Steel Trusslinear ft.4002813710
Steel Protective Coatingsq. ft.10,51410,513010
Steel Floor Beamlinear ft.5723641051030
Steel Protective Coatingsq. ft.4,3944,394000
Reinforced Concrete Floor Beamlinear ft.2424000
Deck
Reinforced Concrete Top Flangesq. ft.2,61302,60940
Superstructure
Steel Gusset Plateeach104354650
Steel Protective Coatingsq. ft.1,0561,056000
Substructure
Reinforced Concrete Columneach103250
Reinforced Concrete Abutmentlinear ft.4746010
Reinforced Concrete Pier Caplinear ft.4740160
Joints
Pourable Jointlinear ft.6464000
Other Jointlinear ft.4040000
Bearings
Elastomeric Bearingeach44000
Fixed Bearingeach40040
Steel Protective Coatingsq. ft.3636000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.400396400
Steel Protective Coatingsq. ft.1,2161,216000
Reinforced Concrete Bridge Raillinear ft.2402241600
Deck
Reinforced Concrete Slabsq. ft.4,70804,619890