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MATTOLE RD over MATTOLE RIVER

Map

Coordinates:
+40.24354, -124.12298
40°14'37" N, 124°07'23" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MATTOLE RD over MATTOLE RIVER
Structure number:04C0055
Location:E OF JCT WILDER RIDGE RD
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:190.0 ft. [57.9 m]
Total length:386.2 ft. [117.7 m]
Roadway width between curbs:14.8 ft. [4.5 m]
Deck width edge-to-edge:15.7 ft. [4.8 m]
Vertical clearance above deck:13.8 ft. [4.2 m]
Owner:County Highway Agency [02]
Year built:1920
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Truss - Thru [10]
Deck type:Wood or Timber [8]
Wearing surface:Wood or Timber [7]

Latest Available Inspection: March 2018

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:514 [as of 2009]
Truck traffic:5% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:There are no noticeable or noteworthy deficiencies which affect the condition of the channel. [9]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:50.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2018FairGoodFairFair51450.0
March 2017FairGoodFairFair5147.0
March 2016FairVery GoodGoodSatisfactory51413.3
July 2014GoodVery GoodGoodVery Good51413.3
November 2013FairFairSatisfactoryGood51412.3
June 2012FairFairSatisfactoryGood51412.3
July 2010FairFairSatisfactoryGood10060.5
July 2008FairFairFairGood10049.4
October 2006FairSatisfactorySatisfactoryGood10061.5
July 2003FairSatisfactorySatisfactoryGood10061.5
June 2001FairFairFairSatisfactory10014.5
April 1999FairGoodFairSatisfactory10016.4
January 1999FairGoodFairSatisfactory10016.4
April 1997FairSatisfactoryFairSatisfactory10016.4
March 1995FairSatisfactorySatisfactoryGood10016.4
February 1993FairSatisfactorySatisfactoryGood10021.4
October 1990FairSatisfactorySatisfactoryGood10021.4