I-520 over Savannah River Overflow

Fair Condition22 years old19,200 vehicles/day

Location

StateSouth Carolina
CountyAiken
LocationNorth Augusta
CarriesI-520
CrossesSavannah River Overflow
Coordinates33.47141, -81.92575

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure8 (Very Good)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length500.7 ft (152.6 m)
Max Span50.2 ft (15.3 m)
Deck Width105.0 ft (32 m)
Deck Area4883.2 sq m
Main Spans10
Year Built2004

Traffic

Avg Daily Traffic19,200 (2023)
Truck Traffic16%
Lanes On Bridge4

Inspection & Ownership

Last Inspection124
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000009845

Nearby Bridges