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US 101 over COLUMBIA R

Map

Coordinates:
+46.23833, -123.87348
46°14'18" N, 123°52'25" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 101 over COLUMBIA R
Structure number:0007666B0000000
Location:3.65 S OREGON LINE
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:354.0 ft. [107.9 m]
Total length:3677.0 ft. [1120.7 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:33.1 ft. [10.1 m]
Vertical clearance above deck:17.1 ft. [5.2 m]
Owner:State Highway Agency [01]
Year built:1966
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:7
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: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:6,800 [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:Satisfactory [6 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:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:73.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$44,124,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairSatisfactorySatisfactorySatisfactory680073.0
October 2013FairSatisfactorySatisfactorySatisfactory680073.0