I-85 Nbl over Three & Twenty Creek

Fair Condition64 years old25,150 vehicles/day

Location

StateSouth Carolina
CountyAnderson
Location8.9mi NW Of Anderson
CarriesI-85 Nbl
CrossesThree & Twenty Creek
Coordinates34.55170, -82.79336

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length680.1 ft (207.3 m)
Max Span85.0 ft (25.9 m)
Deck Width43.0 ft (13.1 m)
Deck Area2715.6 sq m
Main Spans8
Year Built1962 (reconstructed 1975)

Traffic

Avg Daily Traffic25,150 (2023)
Truck Traffic22%
Lanes On Bridge2

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000003784

Nearby Bridges

I-85 SB over Three & Twenty Creek 0.0 mi Fair C-04-2327 over Trib Hartwell Lake 0.5 mi Fair Sc 187 NB over I-85 0.9 mi Fair S-4-71 over Lake Hartwell 0.9 mi Fair S-4-71 over Over I-85 1.1 mi Fair Sc 24 over Three & Twenty Creek 1.7 mi Fair Sc 24 over Six & Twenty Creek 1.9 mi Fair I-85 Nbl over Seneca River 1.9 mi Fair I-85 Sbl over Seneca River 1.9 mi Poor I-85 NB over Steel Creek 2.0 mi Fair