US Bridges

I-95 (sbl) over Cathead River

Good

McIntosh County, Georgia · 1 MI W of Darien · Structure no. 000000019100300

Built
1970
55 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
614 ft
11 main spans
Daily traffic
57,500
2024 count
Owner
State
State Highway Agency

About this bridge

I-95 (sbl) over Cathead River is a prestressed concrete stringer/multi-beam or girder carrying I-95 (sbl) over Cathead River in McIntosh County, Georgia. It was built in 1970, so it is 55 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 57,500 vehicles a day, roughly 1% of them trucks, projected to reach 66,960 by 2031. The structure is 614 ft (187.1 m) long and 79 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-95 (sbl)
CrossesCathead River
Location1 MI W of Darien
RouteInterstate 95
CountyMcIntosh County
StateGeorgia
Coordinates31.3882, -81.45105
Functional classRural Principal Arterial - Interstate

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 inspectionMay 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 geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38.9 US tons
Inventory rating22.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20 + Mod
Structure length614 ft (187.1 m)
Longest span64 ft (19.5 m)
Deck width79 ft (24.2 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic57,500 (2024)
Projected traffic66,960 by 2031
Trucks1%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$5.6 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-95 (sbl) over Cathead River built?

It was built in 1970, making it 55 years old in 2025.

What condition is I-95 (sbl) over Cathead 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 May 2024.

How much traffic does I-95 (sbl) over Cathead River carry?

About 57,500 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-95 (sbl) over Cathead River?

The structure is 614 ft (187.1 m) long with a longest span of 64 ft (19.5 m) and a deck 79 ft wide.

Who owns I-95 (sbl) over Cathead River?

It is owned by the State Highway Agency.