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HAWTHORNE BRIDGE over WATER AVE TO THE RIVER

Map 

Coordinates:
+45.51221, -122.66580
45°30'44" N, 122°39'57" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:HAWTHORNE BRIDGE over WATER AVE TO THE RIVER
Structure number:02757F
Location:WILLAMETTE RIV MP 13.2
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:89.9 ft. [27.4 m]
Total length:548.9 ft. [167.3 m]
Roadway width between curbs:52.2 ft. [15.9 m]
Deck width edge-to-edge:64.0 ft. [19.5 m]
Vertical clearance above deck:17.1 ft. [5.2 m]
Owner:County Highway Agency [02]
Year built:1992
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 22.5 / HS 25 [9]
Number of main spans:12
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: March 2015 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:25,866 [as of 2010]
Truck traffic:10% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Superior to present desirable criteria [9]
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]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:41.9 tons [38.1 metric tons]
Inventory rating:25.0 tons [22.7 metric tons]
Sufficiency rating:55.8

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201555.8FairSatisfactoryGoodFair-25866
March 201355.8FairGoodGoodFair-25866
March 201166.6GoodGoodGoodGood-25866
February 200964.8GoodGoodGoodGood-25866
July 200676.6GoodGoodGoodGood-24864
October 200476.6GoodGoodGoodVery Good-24864
August 200276.8GoodGoodGoodVery Good-24140
July 200076.9GoodGoodVery GoodVery Good-23437
July 199879.6GoodGoodVery GoodVery Good-8154
July 199679.6GoodGoodVery GoodVery Good-8154