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CO RD 47670 over ENTIAT RIVER

Map

Coordinates:
+47.67167, -120.30333
47°40'18" N, 120°18'12" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:CO RD 47670 over ENTIAT RIVER
Structure number:081058000000000
Location:04.1W ENTIAT
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:89.9 ft. [27.4 m]
Total length:124.0 ft. [37.8 m]
Roadway width between curbs:19.4 ft. [5.9 m]
Deck width edge-to-edge:22.0 ft. [6.7 m]
Skew angle:10°
Owner:County Highway Agency [02]
Year built:1921
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Concrete [1]
Main span design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: October 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:59 [as of 2018]
Truck traffic:7% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Culvert condition:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:95.0
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$2,000,000

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
October 2018Good7 out of 105995.0
October 2016Good7 out of 105295.0
October 2014Good7 out of 104066.3
October 2012Good7 out of 107266.3
October 2010Good7 out of 107266.3
October 2008Good7 out of 107266.3
November 2006GoodN out of 102566.3
October 2004GoodN out of 102566.3
October 2002FairN out of 102566.3
November 2000GoodN out of 102569.3
November 1998GoodN out of 102569.3
December 1996GoodN out of 102569.3
March 1994GoodN out of 102546.0
September 1991GoodN out of 102546.0