US Bridges

SR 17- SR 75 over Chattahoochee River

Fair

White County, Georgia · In Helen · Structure no. 000000031100080

Built
1938
87 years old
Condition
Fair
inspected January 2024
Type
Arch - Deck
Concrete
Length
140 ft
3 main spans
Daily traffic
7,210
2024 count
Owner
State
State Highway Agency

About this bridge

SR 17- SR 75 over Chattahoochee River is a concrete arch - deck carrying SR 17- SR 75 over Chattahoochee River in White County, Georgia. It was built in 1938, so it is 87 years old, older than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 7,210 vehicles a day, roughly 1% of them trucks, projected to reach 13,065 by 2032. The structure is 140 ft (42.7 m) long and 34 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesSR 17- SR 75
CrossesChattahoochee River
LocationIn Helen
RouteState Highway 17
CountyWhite County
StateGeorgia
Coordinates34.70092, -83.7294
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.9 US tons
Inventory rating19 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length140 ft (42.7 m)
Longest span54 ft (16.5 m)
Deck width34 ft (10.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,210 (2024)
Projected traffic13,065 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$821,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 17- SR 75 over Chattahoochee River built?

It was built in 1938, making it 87 years old in 2025.

What condition is SR 17- SR 75 over Chattahoochee River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2024.

How much traffic does SR 17- SR 75 over Chattahoochee River carry?

About 7,210 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 17- SR 75 over Chattahoochee River?

The structure is 140 ft (42.7 m) long with a longest span of 54 ft (16.5 m) and a deck 34 ft wide.

Who owns SR 17- SR 75 over Chattahoochee River?

It is owned by the State Highway Agency.