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DUNCAN SC RD 407 over BRANCH

Map

Coordinates:
+39.08981, -91.20025
39°05'23" N, 91°12'01" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:DUNCAN SC RD 407 over BRANCH
Structure number:28132
Old structure number:0900005 057 (from 1992 edition)
Location:S 24 T 50 N R 3 W
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:24.0 ft. [7.3 m]
Total length:25.9 ft. [7.9 m]
Roadway width between curbs:23.6 ft. [7.2 m]
Deck width edge-to-edge:24.0 ft. [7.3 m]
Owner:County Highway Agency [02]
Year built:1997
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: December 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:50 [as of 2017]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
Sufficiency rating:98.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2018FairGoodSatisfactoryGood5098.0
December 2016FairGoodSatisfactoryGood5098.0
December 2014FairGoodSatisfactoryGood5098.0
November 2012FairVery GoodSatisfactoryGood5098.0
December 2010FairVery GoodSatisfactoryGood5098.0
December 2008FairVery GoodSatisfactoryGood5098.0
November 2006FairVery GoodSatisfactoryGood5098.0
October 2004FairVery GoodSatisfactoryGood5098.0
October 2002FairVery GoodSatisfactoryGood5098.0
October 2000FairVery GoodSatisfactoryVery Good5098.0
October 1998FairVery GoodSatisfactoryExcellent5098.0
March 1998FairVery GoodSatisfactoryExcellent3598.0