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SR 397 over COLUMBIA RIVER

Map

Coordinates:
+46.21490, -119.10657
46°12'54" N, 119°06'24" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SR 397 over COLUMBIA RIVER
Structure number:085555000000000
Location:0.2 N COLUMBIA DR
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:981.0 ft. [299.0 m]
Total length:2503.1 ft. [762.9 m]
Roadway width between curbs:60.0 ft. [18.3 m]
Deck width edge-to-edge:71.9 ft. [21.9 m]
Vertical clearance below bridge:48.9 ft. [14.9 m]
Owner:State Highway Agency [01]
Year built:1978
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stayed girder [14]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:16,129 [as of 2012]
Truck traffic:13% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Operating rating:65.3 tons [59.4 metric tons]
Inventory rating:38.6 tons [35.1 metric tons]
Sufficiency rating:84.1

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201684.1GoodGoodGoodGood-16129
May 201484.1GoodGoodGoodGood-16129
May 201284.0GoodGoodGoodGood-16622
May 201083.6GoodGoodGoodGood-18000
June 200883.6GoodGoodGoodGood-18000
May 200678.3GoodGoodGoodGoodFO8279
May 200478.3GoodGoodGoodGoodFO8279
May 200284.5GoodGoodGoodGood-8279
August 200184.5GoodGoodGoodGood-8279
May 200084.5GoodGoodGoodGood-8279
June 199984.5GoodGoodGoodGood-8279
May 199772.3GoodGoodGoodGood-8279
November 199582.3GoodGoodGoodGood-8279
October 199482.3GoodGoodGoodGood-8279
December 199378.0GoodGoodGoodGood-21311
November 199278.0GoodGoodGoodGood-21311
September 199178.0GoodGoodVery GoodGood-21311

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.4,2974,2772000
Deck
Reinforced Concrete Decksq. ft.150,180150,180000
Wearing Surfacessq. ft.150,1800149,017763400
Superstructure
Steel Main Cablelinear ft.1481060420
Prestressed Concrete Floor Beamlinear ft.7,1347,128060
Substructure
Reinforced Concrete Columneach44000
Reinforced Concrete Pier Walllinear ft.5757000
Reinforced Concrete Abutmentlinear ft.144144000
Reinforced Concrete Pile Cap/Footinglinear ft.22000
Reinforced Concrete Pileeach44000
Joints
Compression Jointlinear ft.6006000
Assembly with Sealeach6000600
Bearings
Movable Bearingeach2219030
Fixed Bearingeach11000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.5,0065,006000
Reinforced Concrete Bridge Raillinear ft.2,5032,503000