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US 278 WB over SC 170

Map

Coordinates:
+32.29386, -80.93689
32°17'38" N, 80°56'13" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 278 WB over SC 170
Structure number:000000000008417
Location:18.5 MI SW OF BEAUFORT
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:158.1 ft. [48.2 m]
Total length:250.0 ft. [76.2 m]
Roadway width between curbs:51.8 ft. [15.8 m]
Deck width edge-to-edge:55.1 ft. [16.8 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:26°
Owner:State Highway Agency [01]
Year built:1991
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel continuous [4]
Main span design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: September 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:23,100 [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:Superior to present desirable criteria [9]
Underclearances appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:96.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018GoodGoodGoodGood2310096.8
September 2016GoodGoodGoodGood1200098.3
October 2014GoodGoodGoodGood12100100.0
October 2012GoodGoodGoodGood11750100.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.1,5001,500000
Deck
Reinforced Concrete Decksq. ft.13,75013,750000
Substructure
Reinforced Concrete Columneach66000
Reinforced Concrete Pier Caplinear ft.220220000
Joints
Pourable Jointlinear ft.110110000
Compression Jointlinear ft.1101001000
Bearings
Elastomeric Bearingeach3636000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.50040010000