US Bridges

Keith Bridge Road over Two Mile Creek

Good

Forsyth County, Georgia · 10.75 MI NE of Cumming · Structure no. 000000011700160

Built
1949
76 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
11,500
2024 count
Owner
State
State Highway Agency

About this bridge

Keith Bridge Road over Two Mile Creek is a concrete culvert carrying Keith Bridge Road over Two Mile Creek in Forsyth County, Georgia. It was built in 1949, so it is 76 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.

It carries about 11,500 vehicles a day, roughly 1% of them trucks, projected to reach 12,555 by 2032. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesKeith Bridge Road
CrossesTwo Mile Creek
Location10.75 MI NE of Cumming
RouteState Highway 306
StateGeorgia
Coordinates34.29815, -83.98849
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,500 (2024)
Projected traffic12,555 by 2032
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$152,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Keith Bridge Road over Two Mile Creek built?

It was built in 1949, making it 76 years old in 2025.

What condition is Keith Bridge Road over Two 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 June 2023.

How much traffic does Keith Bridge Road over Two Mile Creek carry?

About 11,500 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Keith Bridge Road over Two Mile Creek?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m).

Who owns Keith Bridge Road over Two Mile Creek?

It is owned by the State Highway Agency.