I-77 SB over S-129 & Rr Csxt

Good Condition41 years old45,550 vehicles/day

Location

StateSouth Carolina
CountyLexington
Location3 Mi S Of Cayce
CarriesI-77 SB
CrossesS-129 & Rr Csxt
Coordinates33.92989, -81.05619

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length237.9 ft (72.5 m)
Max Span71.9 ft (21.9 m)
Deck Width71.2 ft (21.7 m)
Deck Area1573.2 sq m
Main Spans2
Year Built1985

Traffic

Avg Daily Traffic45,550 (2023)
Truck Traffic9%
Lanes On Bridge4
Lanes Under Bridge2

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000007914

Nearby Bridges

I-77 NB over S-129 & Rr Csxt 0.1 mi Good S-32-1915 over Rr Csxt 0.2 mi Good I-77 SB over Congaree River Ofv #3 0.3 mi Fair I-77 NB over Congaree River Ovf #3 0.3 mi Good Ramp Off I-26 EB over I-26 Wb&ramp Off I-26 WB 0.8 mi Good Sc 35 over I-77 0.8 mi Fair Ramp On I-77 NB over I-26/RAMP On/off I-26 0.8 mi Fair Ramp Off I-77 NB over I-26 & I-77 0.8 mi Fair Ramp On I-26 EB over I-26/RAMP Off I-26 E & W 0.8 mi Good Ramp Of I-77 SB over Rampoff I-26 WB 0.8 mi Good