+45.90641, -123.74469
45°54'23" N, 123°44'41" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US 26 (HWY 47) over NECANICUM RIVER
Structure number:01812A047 01023
Location:008 MI SE HWY 53 & 26 JCT
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:118.1 ft. [36.0 m]
Total length:118.1 ft. [36.0 m]
Roadway width between curbs:58.1 ft. [17.7 m]
Deck width edge-to-edge:59.7 ft. [18.2 m]
Owner:State Highway Agency [01]
Year built:1970
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2015 

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:8,500 [as of 2014]
Truck traffic:11% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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: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:29.6 tons [26.9 metric tons]
Inventory rating:22.8 tons [20.7 metric tons]
Sufficiency rating:69.9

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201569.9GoodGoodGoodGood-8500
May 201369.8GoodGoodGoodGood-6500
May 201169.8GoodGoodGoodGood-6500
May 200969.8GoodGoodGoodGood-5200
May 200783.8GoodGoodGoodGood-6100
April 200583.8GoodVery GoodVery GoodVery Good-6100
May 200383.8GoodVery GoodVery GoodVery Good-6000
May 200183.8GoodVery GoodVery GoodVery Good-6200
May 199983.8GoodVery GoodVery GoodVery Good-6400
May 199785.5GoodVery GoodVery GoodVery Good-3900
May 199585.5GoodVery GoodVery GoodVery Good-3900
May 199385.5GoodVery GoodVery GoodVery Good-3900
May 199186.5GoodGoodVery GoodVery Good-3600