US Bridges

I-75 Nbl Off Ramp over Tanyard Creek Trib

Good

Whitfield County, Georgia · 1 MI E of Tunnel Hill · Structure no. 000000031300520

Built
1963
62 years old, rebuilt 2002
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
54 ft
4 main spans
Daily traffic
3,100
2024 count
Owner
State
State Highway Agency

About this bridge

I-75 Nbl Off Ramp over Tanyard Creek Trib is a concrete culvert carrying I-75 Nbl Off Ramp over Tanyard Creek Trib in Whitfield County, Georgia. It was built in 1963 and reconstructed in 2002, so it is 62 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 3,100 vehicles a day, roughly 1% of them trucks, projected to reach 4,860 by 2031. The structure is 54 ft (16.5 m) long.

CarriesI-75 Nbl Off Ramp
CrossesTanyard Creek Trib
Location1 MI E of Tunnel Hill
RouteInterstate 75
StateGeorgia
Coordinates34.86002, -85.02332
Functional classRural Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20 + Mod
Structure length54 ft (16.5 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 traffic3,100 (2024)
Projected traffic4,860 by 2031
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

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$230,000
NavigationNo navigation control on waterway

Frequently asked questions

When was I-75 Nbl Off Ramp over Tanyard Creek Trib built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2002.

What condition is I-75 Nbl Off Ramp over Tanyard Creek Trib 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-75 Nbl Off Ramp over Tanyard Creek Trib carry?

About 3,100 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is I-75 Nbl Off Ramp over Tanyard Creek Trib?

The structure is 54 ft (16.5 m) long with a longest span of 12 ft (3.7 m).

Who owns I-75 Nbl Off Ramp over Tanyard Creek Trib?

It is owned by the State Highway Agency.