S-18-26 over POLK SWAMP


+33.17548, -80.60151
33°10'32" N, 80°36'05" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:S-18-26 over POLK SWAMP
Structure number:000000000001947
Old structure number:001870002600100 (from 1992 edition)
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:14.1 ft. [4.3 m]
Total length:140.1 ft. [42.7 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:25.6 ft. [7.8 m]
Owner:State Highway Agency [01]
Year built:1953
Year reconstructed:1993
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:10
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2018

Good/Fair/Poor Condition:Fair
Status:Posted for load [P]
Average daily traffic:850 [as of 2017]
Truck traffic:5% 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Better than present minimum criteria [7]
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:63.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2018FairSatisfactorySatisfactorySatisfactory85063.9
April 2016FairSatisfactorySatisfactorySatisfactory75067.0
April 2015FairSatisfactorySatisfactorySatisfactory80060.9
May 2014FairSatisfactorySatisfactorySatisfactory95060.8
May 2013FairSatisfactorySatisfactorySatisfactory95060.8
June 2012FairSatisfactorySatisfactorySatisfactory95060.8
April 2011FairSatisfactorySatisfactorySatisfactory95060.8
July 2010FairSatisfactorySatisfactorySatisfactory95060.8
June 2009FairSatisfactorySatisfactorySatisfactory95060.8
June 2008FairGoodGoodSatisfactory95060.8
June 2007GoodGoodGoodGood95060.8
May 2006GoodGoodGoodGood95060.8
February 2005GoodGoodGoodGood90060.9
February 1999GoodGoodGoodVery Good80061.1
March 1991GoodGoodVery GoodGood86360.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Timber Pileeach5555000
Reinforced Concrete Pier Caplinear ft.2812280530
Pourable Jointlinear ft.230230000
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.280280000
Reinforced Concrete Slabsq. ft.3,5703,15004200