US Bridges

Twin Bridge Road over Swamp Creek Trib

Poor

Bartow County, Georgia · 1.9 MI W of Adairsville · Structure no. 000000001550980

Built
1998
27 years old
Condition
Poor
inspected July 2024
Type
Culvert
Steel
Length
33 ft
3 main spans
Daily traffic
330
2024 count
Owner
County
County Highway Agency

About this bridge

Twin Bridge Road over Swamp Creek Trib is a steel culvert carrying Twin Bridge Road over Swamp Creek Trib in Bartow County, Georgia. It was built in 1998, so it is 27 years old, younger than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 330 vehicles a day, roughly 1% of them trucks, projected to reach 555 by 2031. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesTwin Bridge Road
CrossesSwamp Creek Trib
Location1.9 MI W of Adairsville
RouteCounty Highway 410
StateGeorgia
Coordinates34.37136, -84.96748
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.9 US tons
Inventory rating31 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadH 15
Structure length33 ft (10.1 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 traffic330 (2024)
Projected traffic555 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$193,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Twin Bridge Road over Swamp Creek Trib built?

It was built in 1998, making it 27 years old in 2025.

What condition is Twin Bridge Road over Swamp Creek Trib in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Twin Bridge Road over Swamp Creek Trib carry?

About 330 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Twin Bridge Road over Swamp Creek Trib?

The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m).

Who owns Twin Bridge Road over Swamp Creek Trib?

It is owned by the County Highway Agency.