US Bridges

SR 166 over Curtis Creek

Good

Carroll County, Georgia · 2 MI E of Carrollton · Structure no. 000000004500470

Built
1977
48 years old, rebuilt 1995
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
14,104
2024 count
Owner
State
State Highway Agency

About this bridge

SR 166 over Curtis Creek is a concrete culvert carrying SR 166 over Curtis Creek in Carroll County, Georgia. It was built in 1977 and reconstructed in 1995, so it is 48 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 14,104 vehicles a day, roughly 1% of them trucks, projected to reach 35,025 by 2031. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSR 166
CrossesCurtis Creek
Location2 MI E of Carrollton
RouteState Highway 166
StateGeorgia
Coordinates33.58899, -85.04139
Functional classUrban Other Principal 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJuly 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 spans2
Design loadHS 20 + Mod
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,104 (2024)
Projected traffic35,025 by 2031
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
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$190,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 166 over Curtis Creek built?

It was built in 1977, making it 48 years old in 2025. It was reconstructed in 1995.

What condition is SR 166 over Curtis 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 July 2024.

How much traffic does SR 166 over Curtis Creek carry?

About 14,104 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 166 over Curtis Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns SR 166 over Curtis Creek?

It is owned by the State Highway Agency.