Sc 30 over Ashley Riv & Wappoo Crk

Fair Condition33 years old61,400 vehicles/day

Location

StateSouth Carolina
CountyCharleston
LocationIn Charleston
CarriesSc 30
CrossesAshley Riv & Wappoo Crk
Coordinates32.77930, -79.95714

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Single/Spread
Total Length11296.9 ft (3443.3 m)
Max Span157.2 ft (47.9 m)
Deck Width85.3 ft (26 m)
Deck Area89525.8 sq m
Main Spans74
Year Built1993

Traffic

Avg Daily Traffic61,400 (2023)
Truck Traffic3%
Lanes On Bridge4
Lanes Under Bridge12

Inspection & Ownership

Last Inspection224
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000008617

Nearby Bridges