US Bridges

SR 20 SR 100 over Sardis Branch

Good

Floyd County, Georgia · 1.5 MI W of Coosa · Structure no. 000000011500280

Built
1936
89 years old, rebuilt 2002
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
37 ft
2 main spans
Daily traffic
8,710
2024 count
Owner
State
State Highway Agency

About this bridge

SR 20 SR 100 over Sardis Branch is a concrete culvert carrying SR 20 SR 100 over Sardis Branch in Floyd County, Georgia. It was built in 1936 and reconstructed in 2002, so it is 89 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 8,710 vehicles a day, roughly 1% of them trucks, projected to reach 9,960 by 2032. The structure is 37 ft (11.3 m) long.

CarriesSR 20 SR 100
CrossesSardis Branch
Location1.5 MI W of Coosa
RouteState Highway 20
StateGeorgia
Coordinates34.2622, -85.37797
Functional classRural Principal Arterial - Other

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 inspectionAugust 2023
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 rating94.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length37 ft (11.3 m)
Longest span18 ft (5.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,710 (2024)
Projected traffic9,960 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-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$217,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 20 SR 100 over Sardis Branch built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 2002.

What condition is SR 20 SR 100 over Sardis Branch 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 August 2023.

How much traffic does SR 20 SR 100 over Sardis Branch carry?

About 8,710 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 20 SR 100 over Sardis Branch?

The structure is 37 ft (11.3 m) long with a longest span of 18 ft (5.5 m).

Who owns SR 20 SR 100 over Sardis Branch?

It is owned by the State Highway Agency.