US Bridges

SR 71 over Coahulla Creek Trib

Good

Whitfield County, Georgia · 4.9 MI NE of Dalton · Structure no. 000000031300750

Built
1933
92 years old, rebuilt 1979
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
21 ft
3 main spans
Daily traffic
21,700
2024 count
Owner
State
State Highway Agency

About this bridge

SR 71 over Coahulla Creek Trib is a concrete culvert carrying SR 71 over Coahulla Creek Trib in Whitfield County, Georgia. It was built in 1933 and reconstructed in 1979, so it is 92 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 21,700 vehicles a day, roughly 1% of them trucks, projected to reach 27,285 by 2031. The structure is 21 ft (6.4 m) long.

CarriesSR 71
CrossesCoahulla Creek Trib
Location4.9 MI NE of Dalton
RouteState Highway 71
StateGeorgia
Coordinates34.84029, -84.94299
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
Channel and channel protection8 Very GoodNo problems noted.
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 rating75.9 US tons
Inventory rating46 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length21 ft (6.4 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,700 (2024)
Projected traffic27,285 by 2031
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost$224,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 71 over Coahulla Creek Trib built?

It was built in 1933, making it 92 years old in 2025. It was reconstructed in 1979.

What condition is SR 71 over Coahulla 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 SR 71 over Coahulla Creek Trib carry?

About 21,700 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 71 over Coahulla Creek Trib?

The structure is 21 ft (6.4 m) long with a longest span of 6 ft (1.8 m).

Who owns SR 71 over Coahulla Creek Trib?

It is owned by the State Highway Agency.