US Bridges

Grandma Branch Rd. over New River Trib.

Good

Coweta County, Georgia · 2.6 MI N of Grantville · Structure no. 000000007751440

Built
2004
21 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
93 ft
3 main spans
Daily traffic
350
2024 count
Owner
County
County Highway Agency

About this bridge

Grandma Branch Rd. over New River Trib. is a prestressed concrete stringer/multi-beam or girder carrying Grandma Branch Rd. over New River Trib. in Coweta County, Georgia. It was built in 2004, so it is 21 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 350 vehicles a day, roughly 1% of them trucks, projected to reach 735 by 2032. The structure is 93 ft (28.3 m) long and 33 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesGrandma Branch Rd.
CrossesNew River Trib.
Location2.6 MI N of Grantville
RouteCounty Highway 227
StateGeorgia
Coordinates33.25332, -84.87479
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 protection9 ExcellentNo problems noted.
Last inspectionDecember 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating64.9 US tons
Inventory rating37.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length93 ft (28.3 m)
Longest span31 ft (9.4 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2024)
Projected traffic735 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$545,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Grandma Branch Rd. over New River Trib. built?

It was built in 2004, making it 21 years old in 2025.

What condition is Grandma Branch Rd. over New River Trib. 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 December 2024.

How much traffic does Grandma Branch Rd. over New River Trib. carry?

About 350 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Grandma Branch Rd. over New River Trib.?

The structure is 93 ft (28.3 m) long with a longest span of 31 ft (9.4 m) and a deck 33 ft wide.

Who owns Grandma Branch Rd. over New River Trib.?

It is owned by the County Highway Agency.