S-18-28 over I-26


+33.15900, -80.35228
33°09'32" N, 80°21'08" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:S-18-28 over I-26
Structure number:000000000003634
Old structure number:001870002800200 (from 1992 edition)
Location:13 MI E ST GEORGE
Purpose:Carries highway over highway
Route classification:Minor Collector (Rural) [08]
Length of largest span:55.1 ft. [16.8 m]
Total length:265.1 ft. [80.8 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:30.5 ft. [9.3 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:10°
Owner:State Highway Agency [01]
Year built:1961
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:3
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:250 [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:Satisfactory [6 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]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:85.9

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017FairGoodGoodSatisfactory25085.9
May 2015FairGoodGoodSatisfactory22585.8
May 2013FairGoodGoodSatisfactory27581.3
May 2011FairGoodGoodSatisfactory22585.8
June 2009FairGoodGoodSatisfactory27581.3
May 2007GoodGoodGoodGood30081.2
February 2005GoodGoodGoodGood25082.8
January 1999GoodGoodGoodVery Good28078.5
January 1991GoodGoodVery GoodVery Good27577.8

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.1,22501,22500
Reinforced Concrete Decksq. ft.8,0567,65340300
Wearing Surfacessq. ft.8,0567,65340300
Reinforced Concrete Columneach1201200
Reinforced Concrete Pier Caplinear ft.183018120
Pourable Jointlinear ft.122012200
Movable Bearingeach2702700
Steel Protective Coatingsq. ft.10,75310,753000
Fixed Bearingeach1901900
Steel Protective Coatingsq. ft.10,75310,753000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,37801,37800