US Bridges

US 17 SR 25 Ocean over Buck Swamp

Fair

Glynn County, Georgia · 8 MI S of Brunswick · Structure no. 000000012700010

Built
1955
70 years old
Condition
Fair
inspected October 2024
Type
Tee Beam
Concrete
Length
105 ft
3 main spans
Daily traffic
2,750
2024 count
Owner
State
State Highway Agency

About this bridge

US 17 SR 25 Ocean over Buck Swamp is a concrete tee beam carrying US 17 SR 25 Ocean over Buck Swamp in Glynn County, Georgia. It was built in 1955, so it is 70 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 2,750 vehicles a day, roughly 1% of them trucks, projected to reach 3,600 by 2031. The structure is 105 ft (32 m) long and 34 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesUS 17 SR 25 Ocean
CrossesBuck Swamp
Location8 MI S of Brunswick
RouteU.S. Route 17
StateGeorgia
Coordinates31.13343, -81.5985
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating35.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length105 ft (32 m)
Longest span35 ft (10.7 m)
Deck width34 ft (10.4 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,750 (2024)
Projected traffic3,600 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$615,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 17 SR 25 Ocean over Buck Swamp built?

It was built in 1955, making it 70 years old in 2025.

What condition is US 17 SR 25 Ocean over Buck Swamp 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 October 2024.

How much traffic does US 17 SR 25 Ocean over Buck Swamp carry?

About 2,750 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is US 17 SR 25 Ocean over Buck Swamp?

The structure is 105 ft (32 m) long with a longest span of 35 ft (10.7 m) and a deck 34 ft wide.

Who owns US 17 SR 25 Ocean over Buck Swamp?

It is owned by the State Highway Agency.