US Bridges

SR 49 over Walnut Creek

GoodPosted for load

Bibb County, Georgia · 1.5 MI E SR 11 (ne Macon) · Structure no. 000000002100350

Built
1956
69 years old, rebuilt 1979
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
270 ft
6 main spans
Daily traffic
23,200
2024 count
Owner
State
State Highway Agency

About this bridge

SR 49 over Walnut Creek is a steel stringer/multi-beam or girder carrying SR 49 over Walnut Creek in Bibb County, Georgia. It was built in 1956 and reconstructed in 1979, so it is 69 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. Its operating status is: posted for load restriction.

It carries about 23,200 vehicles a day, roughly 1% of them trucks, projected to reach 32,715 by 2032. The structure is 270 ft (82.3 m) long and 78 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 49
CrossesWalnut Creek
Location1.5 MI E SR 11 (ne Macon)
RouteState Highway 49
StateGeorgia
Coordinates32.86038, -83.59692
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33 US tons
Inventory rating20 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length270 ft (82.3 m)
Longest span45 ft (13.7 m)
Deck width78 ft (23.8 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,200 (2024)
Projected traffic32,715 by 2032
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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$2.9 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 49 over Walnut Creek built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1979.

What condition is SR 49 over Walnut 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 March 2024.

How much traffic does SR 49 over Walnut Creek carry?

About 23,200 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 49 over Walnut Creek?

The structure is 270 ft (82.3 m) long with a longest span of 45 ft (13.7 m) and a deck 78 ft wide.

Who owns SR 49 over Walnut Creek?

It is owned by the State Highway Agency.