US Bridges

Whiddon Mill Road over Ty Ty Creek

Good

Worth County, Georgia · 1 Mile Northeast of Sum · Structure no. 000000032151240

Built
2018
7 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
118 ft
3 main spans
Daily traffic
660
2024 count
Owner
County
County Highway Agency

About this bridge

Whiddon Mill Road over Ty Ty Creek is a prestressed concrete box beam or girders - multiple carrying Whiddon Mill Road over Ty Ty Creek in Worth County, Georgia. It was built in 2018, so it is 7 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 660 vehicles a day, roughly 12% of them trucks, projected to reach 735 by 2032. The structure is 118 ft (36 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesWhiddon Mill Road
CrossesTy Ty Creek
Location1 Mile Northeast of Sum
RouteCounty Highway 124
CountyWorth County
StateGeorgia
Coordinates31.5277, -83.72315
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.9 US tons
Inventory rating47 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length118 ft (36 m)
Longest span60 ft (18.3 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic660 (2024)
Projected traffic735 by 2032
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$15.7 million (2019 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Whiddon Mill Road over Ty Ty Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is Whiddon Mill Road over Ty Ty 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 June 2023.

How much traffic does Whiddon Mill Road over Ty Ty Creek carry?

About 660 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Whiddon Mill Road over Ty Ty Creek?

The structure is 118 ft (36 m) long with a longest span of 60 ft (18.3 m) and a deck 33 ft wide.

Who owns Whiddon Mill Road over Ty Ty Creek?

It is owned by the County Highway Agency.