US Bridges

I-75 over Buck Creek

Fair

Lamar County, Georgia · 1.8 MI S of JCT SR 36 · Structure no. 000000017100210

Built
1966
59 years old, rebuilt 1986
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
237 ft
3 main spans
Daily traffic
90,100
2024 count
Owner
State
State Highway Agency

About this bridge

I-75 over Buck Creek is a steel stringer/multi-beam or girder carrying I-75 over Buck Creek in Lamar County, Georgia. It was built in 1966 and reconstructed in 1986, so it is 59 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 90,100 vehicles a day, roughly 1% of them trucks, projected to reach 100,185 by 2032. The structure is 237 ft (72.2 m) long and 139 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-75
CrossesBuck Creek
Location1.8 MI S of JCT SR 36
RouteInterstate 75
StateGeorgia
Coordinates33.18377, -84.05224
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
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 geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.9 US tons
Inventory rating33 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length237 ft (72.2 m)
Longest span79 ft (24.1 m)
Deck width139 ft (42.3 m)
Roadway width136 ft (41.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90,100 (2024)
Projected traffic100,185 by 2032
Trucks1%
Lanes on structure6
Traffic directionTwo-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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-75 over Buck Creek built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1986.

What condition is I-75 over Buck Creek 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 March 2023.

How much traffic does I-75 over Buck Creek carry?

About 90,100 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-75 over Buck Creek?

The structure is 237 ft (72.2 m) long with a longest span of 79 ft (24.1 m) and a deck 139 ft wide.

Who owns I-75 over Buck Creek?

It is owned by the State Highway Agency.