US Bridges

SR 100 over Chattooga River

Good

Chattooga County, Georgia · 1.5 MI E of Berryton · Structure no. 000000005500520

Built
1990
35 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
346 ft
3 main spans
Daily traffic
4,420
2024 count
Owner
State
State Highway Agency

About this bridge

SR 100 over Chattooga River is a steel continuous stringer/multi-beam or girder carrying SR 100 over Chattooga River in Chattooga County, Georgia. It was built in 1990, so it is 35 years old, younger than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,420 vehicles a day, roughly 1% of them trucks, projected to reach 4,665 by 2032. The structure is 346 ft (105.5 m) long and 43 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesSR 100
CrossesChattooga River
Location1.5 MI E of Berryton
RouteState Highway 100
StateGeorgia
Coordinates34.44455, -85.36249
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.9 US tons
Inventory rating22.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+5 approach)
Design loadHS 20 + Mod
Structure length346 ft (105.5 m)
Longest span60 ft (18.3 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,420 (2024)
Projected traffic4,665 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 100 over Chattooga River built?

It was built in 1990, making it 35 years old in 2025.

What condition is SR 100 over Chattooga River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2024.

How much traffic does SR 100 over Chattooga River carry?

About 4,420 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 100 over Chattooga River?

The structure is 346 ft (105.5 m) long with a longest span of 60 ft (18.3 m) and a deck 43 ft wide.

Who owns SR 100 over Chattooga River?

It is owned by the State Highway Agency.