US Bridges

Fire Tower Road over I-20

Good

Warren County, Georgia · 3.8 MI NW of Norwood · Structure no. 000000030100120

Built
1971
54 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
348 ft
4 main spans
Daily traffic
158
2024 count
Owner
State
State Highway Agency

About this bridge

Fire Tower Road over I-20 is a steel continuous stringer/multi-beam or girder carrying Fire Tower Road over I-20 in Warren County, Georgia. It was built in 1971, so it is 54 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 158 vehicles a day, roughly 1% of them trucks, projected to reach 30 by 2031. The structure is 348 ft (106.1 m) long and 32 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesFire Tower Road
CrossesI-20
Location3.8 MI NW of Norwood
RouteCounty Highway 21
StateGeorgia
Coordinates33.5042, -82.74921
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.9 US tons
Inventory rating23.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length348 ft (106.1 m)
Longest span102 ft (31.1 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic158 (2024)
Projected traffic30 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.1 mi (13 km)
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$2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Fire Tower Road over I-20 built?

It was built in 1971, making it 54 years old in 2025.

What condition is Fire Tower Road over I-20 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 February 2025.

How much traffic does Fire Tower Road over I-20 carry?

About 158 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Fire Tower Road over I-20?

The structure is 348 ft (106.1 m) long with a longest span of 102 ft (31.1 m) and a deck 32 ft wide.

Who owns Fire Tower Road over I-20?

It is owned by the State Highway Agency.