US Bridges

SR 121 over Fifteen Mile Creek

Good

Candler County, Georgia · 4.2 MI N of Metter · Structure no. 000000004300540

Built
1987
38 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
200 ft
5 main spans
Daily traffic
1,500
2024 count
Owner
State
State Highway Agency

About this bridge

SR 121 over Fifteen Mile Creek is a prestressed concrete stringer/multi-beam or girder carrying SR 121 over Fifteen Mile Creek in Candler County, Georgia. It was built in 1987, so it is 38 years old, younger 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 1,500 vehicles a day, roughly 1% of them trucks, projected to reach 2,025 by 2031. The structure is 200 ft (61 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR 121
CrossesFifteen Mile Creek
Location4.2 MI N of Metter
RouteState Highway 121
StateGeorgia
Coordinates32.45805, -82.07034
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating35.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length200 ft (61 m)
Longest span40 ft (12.2 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2024)
Projected traffic2,025 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$1.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 121 over Fifteen Mile Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is SR 121 over Fifteen Mile 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 November 2024.

How much traffic does SR 121 over Fifteen Mile Creek carry?

About 1,500 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 121 over Fifteen Mile Creek?

The structure is 200 ft (61 m) long with a longest span of 40 ft (12.2 m) and a deck 43 ft wide.

Who owns SR 121 over Fifteen Mile Creek?

It is owned by the State Highway Agency.