S-18-49 over POLK SWAMP


+33.16308, -80.59111
33°09'47" N, 80°35'28" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:S-18-49 over POLK SWAMP
Structure number:000000000001950
Old structure number:001870004900300 (from 1992 edition)
Location:2.1 MI S ST GEORGE
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:49.9 ft. [15.2 m]
Total length:49.9 ft. [15.2 m]
Roadway width between curbs:33.1 ft. [10.1 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Owner:State Highway Agency [01]
Year built:2004
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:650 [as of 2017]
Truck traffic:7% 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:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:99.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017GoodGoodGoodGood65099.9
May 2015GoodVery GoodVery GoodVery Good60099.9
May 2013GoodVery GoodVery GoodVery Good80099.8
April 2011GoodVery GoodVery GoodVery Good70099.8
June 2009GoodVery GoodVery GoodVery Good75099.8
May 2007GoodVery GoodVery GoodVery Good80099.8
February 2005GoodVery GoodVery GoodVery Good65099.9
March 1999PoorVery GoodVery GoodPoor65044.1
March 1991FairVery GoodVery GoodSatisfactory56566.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Closed Web/Box Girderlinear ft.600060000
Steel Columneach1401400
Steel Protective Coatingsq. ft.10,75310,753000
Reinforced Concrete Pier Caplinear ft.7407400
Elastomeric Bearingeach20200
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.100010000
Reinforced Concrete Slabsq. ft.1,8501,7589200
Wearing Surfacessq. ft.1,8501,7589200