US Bridges

Rio Montana Drive over Little Noonday Creek

Good

Cobb County, Georgia · 5.8 MI E of Kennesaw · Structure no. 000000006752130

Built
1999
26 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
2,047
2024 count
Owner
County
County Highway Agency

About this bridge

Rio Montana Drive over Little Noonday Creek is a concrete culvert carrying Rio Montana Drive over Little Noonday Creek in Cobb County, Georgia. It was built in 1999, so it is 26 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 2,047 vehicles a day, roughly 1% of them trucks, projected to reach 2,895 by 2032. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRio Montana Drive
CrossesLittle Noonday Creek
Location5.8 MI E of Kennesaw
RouteCounty Highway 3091
StateGeorgia
Coordinates34.02522, -84.51497
Functional classUrban Local

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,047 (2024)
Projected traffic2,895 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$141,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Rio Montana Drive over Little Noonday Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Rio Montana Drive over Little Noonday 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 April 2023.

How much traffic does Rio Montana Drive over Little Noonday Creek carry?

About 2,047 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Rio Montana Drive over Little Noonday Creek?

The structure is 24 ft (7.3 m) long with a longest span of 12 ft (3.7 m).

Who owns Rio Montana Drive over Little Noonday Creek?

It is owned by the County Highway Agency.