US Bridges

Penn Bridge Road over Chattooga River

Good

Chattooga County, Georgia · 2 MI South of Trion · Structure no. 000000005550760

Built
1998
27 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
360 ft
4 main spans
Daily traffic
1,080
2024 count
Owner
County
County Highway Agency

About this bridge

Penn Bridge Road over Chattooga River is a prestressed concrete stringer/multi-beam or girder carrying Penn Bridge Road over Chattooga River in Chattooga County, Georgia. It was built in 1998, so it is 27 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 1,080 vehicles a day, roughly 1% of them trucks, projected to reach 735 by 2032. The structure is 360 ft (109.7 m) long and 41 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesPenn Bridge Road
CrossesChattooga River
Location2 MI South of Trion
RouteCounty Highway 170
StateGeorgia
Coordinates34.51959, -85.30115
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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.9 US tons
Inventory rating39.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length360 ft (109.7 m)
Longest span90 ft (27.4 m)
Deck width41 ft (12.6 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,080 (2024)
Projected traffic735 by 2032
Trucks1%
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$2.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Penn Bridge Road over Chattooga River built?

It was built in 1998, making it 27 years old in 2025.

What condition is Penn Bridge Road over Chattooga River 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 Penn Bridge Road over Chattooga River carry?

About 1,080 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Penn Bridge Road over Chattooga River?

The structure is 360 ft (109.7 m) long with a longest span of 90 ft (27.4 m) and a deck 41 ft wide.

Who owns Penn Bridge Road over Chattooga River?

It is owned by the County Highway Agency.