Sc 555 SB over I-77 & Ramps On/off I-77

Fair Condition50 years old10,250 vehicles/day

Location

StateSouth Carolina
CountyRichland
Location8.0 Mi NE Of Columbia
CarriesSc 555 SB
CrossesI-77 & Ramps On/off I-77
Coordinates34.10042, -80.95867

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length482.9 ft (147.2 m)
Max Span138.1 ft (42.1 m)
Deck Width50.5 ft (15.4 m)
Deck Area2266.9 sq m
Main Spans4
Year Built1976

Traffic

Avg Daily Traffic10,250 (2023)
Truck Traffic3%
Lanes On Bridge3
Lanes Under Bridge11

Inspection & Ownership

Last Inspection224
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000006920

Nearby Bridges