I-20 over Chattahoochee River

Good Condition63 years old153,000 vehicles/day

Location

StateGeorgia
CountyCobb
Location6.2 Mi SE Of Austell
CarriesI-20
CrossesChattahoochee River
Coordinates33.76974, -84.53938

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length452.1 ft (137.8 m)
Max Span108.9 ft (33.2 m)
Deck Width137.1 ft (41.8 m)
Deck Area5760.0 sq m
Main Spans5
Year Built1963 (reconstructed 1979)

Traffic

Avg Daily Traffic153,000 (2024)
Truck Traffic1%
Lanes On Bridge8

Inspection & Ownership

Last Inspection923
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000006700900

Nearby Bridges