US Bridges

I-16 over Salt Creek

Good

Chatham County, Georgia · City Limits of Savannah · Structure no. 000000005100860

Built
1964
61 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
57,600
2024 count
Owner
State
State Highway Agency

About this bridge

I-16 over Salt Creek is a concrete culvert carrying I-16 over Salt Creek in Chatham County, Georgia. It was built in 1964, so it is 61 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 57,600 vehicles a day, roughly 8% of them trucks, projected to reach 85,620 by 2031. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesI-16
CrossesSalt Creek
LocationCity Limits of Savannah
RouteInterstate 16
StateGeorgia
Coordinates32.06759, -81.17385
Functional classUrban 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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length26 ft (7.9 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic57,600 (2024)
Projected traffic85,620 by 2031
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$235,000
NavigationNo navigation control on waterway

Frequently asked questions

When was I-16 over Salt Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is I-16 over Salt Creek 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 June 2024.

How much traffic does I-16 over Salt Creek carry?

About 57,600 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is I-16 over Salt Creek?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.7 m).

Who owns I-16 over Salt Creek?

It is owned by the State Highway Agency.