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MODROW RD over KALAMA RIVER

Map

Coordinates:
+46.04722, -122.83750
46°02'50" N, 122°50'15" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MODROW RD over KALAMA RIVER
Structure number:084286000000000
Location:0.01 S KAL RIV RD (1.23)
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:120.1 ft. [36.6 m]
Total length:200.1 ft. [61.0 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:28.9 ft. [8.8 m]
Owner:County Highway Agency [02]
Year built:1958
Historic significance:Bridge is on the National Register of Historic Places [1]
Design load:MS 13.5 / HS 15 [3]
Main span material:Steel [3]
Main span design:Arch - Deck [11]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: March 2017

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:795 [as of 2015]
Truck traffic:9% 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:Meets minimum tolerable limits to be left in place as is [4]
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]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:57.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017FairSatisfactorySatisfactorySatisfactory79557.3
March 2015FairSatisfactorySatisfactorySatisfactory68964.1
March 2013FairSatisfactorySatisfactorySatisfactory78857.1
March 2011FairSatisfactorySatisfactorySatisfactory78858.1
March 2009FairSatisfactoryGoodSatisfactory78858.1
March 2007FairSatisfactoryGoodSatisfactory66365.1
March 2005FairSatisfactoryGoodSatisfactory66363.1
April 2003FairSatisfactoryGoodSatisfactory66359.0
March 2001PoorSatisfactoryGoodPoor60035.0
March 1999PoorSatisfactoryGoodSerious60029.2
October 1997PoorSatisfactoryGoodSerious60029.2
March 1993FairSatisfactoryGoodSatisfactory60057.4
October 1990FairSatisfactoryGoodSatisfactory60057.4