S-18-180 over POLK SWAMP


+33.15514, -80.58478
33°09'19" N, 80°35'05" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:S-18-180 over POLK SWAMP
Structure number:000000000001701
Old structure number:001870018000100 (from 1992 edition)
Location:2 MI S ST GEORGE
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:15.1 ft. [4.6 m]
Total length:105.0 ft. [32.0 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:27.9 ft. [8.5 m]
Owner:State Highway Agency [01]
Year built:2010
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 9 / H 10 [1]
Number of main spans:7
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Wood or Timber [7]

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:Good
Status:Posted for load [P]
Average daily traffic:168 [as of 2017]
Truck traffic:6% 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]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:76.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018GoodGoodGoodGood16876.2
May 2016GoodGoodGoodGood16876.2
May 2015GoodGoodGoodGood16876.2
May 2014GoodGoodGoodGood16876.2
May 2013GoodGoodGoodGood16876.2
July 2012GoodGoodGoodGood16876.2
June 2011GoodGoodGoodGood16876.2
July 2010GoodGoodGoodGood16876.2
June 2009GoodGoodGoodGood16829.9
June 2008GoodGoodGoodGood16839.3
May 2007GoodGoodGoodGood16839.3
May 2006GoodGoodGoodGood17039.3
February 2005GoodGoodGoodGood17039.3
March 1999GoodVery GoodVery GoodVery Good17032.2
March 1991PoorFairPoorPoor3036.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Timber Pileeach4040000
Reinforced Concrete Pier Caplinear ft.2242120120
Pourable Jointlinear ft.168168000
Elastomeric Bearingeach88000
Reinforced Concrete Slabsq. ft.2,9402,938020