+33.26939, -80.60526
33°16'10" N, 80°36'19" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:S-18-16 over INDIAN FIELD SWAMP
Structure number:000000000001872
Old structure number:001870001600100 (from 1992 edition)
Location:6.1MI NW OF 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:89.9 ft. [27.4 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]
Number of main spans:2
Main spans material:Prestressed concrete [5]
Main spans 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:500 [as of 2017]
Truck traffic:5% 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:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:99.7

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017GoodGoodGoodGood50099.7
May 2015GoodGoodGoodGood45099.8
May 2013GoodVery GoodVery GoodVery Good50099.8
May 2011GoodVery GoodVery GoodVery Good60099.7
May 2009GoodVery GoodVery GoodVery Good60099.7
June 2007GoodVery GoodVery GoodVery Good55099.7
February 2005GoodVery GoodVery GoodVery Good60099.7
February 1999PoorVery GoodVery GoodPoor60043.7
March 1991PoorVery GoodVery GoodPoor45927.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Closed Web/Box Girderlinear ft.990099000
Reinforced Concrete Columneach90900
Reinforced Concrete Pier Caplinear ft.108010800
Elastomeric Bearingeach30300
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.180018000
Reinforced Concrete Slabsq. ft.3,2403,07816200
Wearing Surfacessq. ft.3,2403,07816200