US Bridges

US 17 SR 25 Ocean over Troop Canal

Good

Glynn County, Georgia · 4 MI N of Brunswick · Structure no. 000000012700080

Built
1955
70 years old, rebuilt 1990
Condition
Good
inspected November 2024
Type
Tee Beam
Concrete
Length
81 ft
3 main spans
Daily traffic
13,600
2024 count
Owner
State
State Highway Agency

About this bridge

US 17 SR 25 Ocean over Troop Canal is a concrete tee beam carrying US 17 SR 25 Ocean over Troop Canal in Glynn County, Georgia. It was built in 1955 and reconstructed in 1990, 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 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 13,600 vehicles a day, roughly 4% of them trucks, projected to reach 20,175 by 2031. The structure is 81 ft (24.7 m) long and 95 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesUS 17 SR 25 Ocean
CrossesTroop Canal
Location4 MI N of Brunswick
RouteU.S. Route 17
StateGeorgia
Coordinates31.22946, -81.45687
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.9 US tons
Inventory rating30 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length81 ft (24.7 m)
Longest span27 ft (8.2 m)
Deck width95 ft (29 m)
Roadway width84 ft (25.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,600 (2024)
Projected traffic20,175 by 2031
Trucks4%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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$863,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 17 SR 25 Ocean over Troop Canal built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 1990.

What condition is US 17 SR 25 Ocean over Troop Canal 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 November 2024.

How much traffic does US 17 SR 25 Ocean over Troop Canal carry?

About 13,600 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is US 17 SR 25 Ocean over Troop Canal?

The structure is 81 ft (24.7 m) long with a longest span of 27 ft (8.2 m) and a deck 95 ft wide.

Who owns US 17 SR 25 Ocean over Troop Canal?

It is owned by the State Highway Agency.