US Bridges

FAU 951 (sa 3307) over North Chickamauga Creek

Good

Hamilton County, Tennessee · .8 Mile East of SR 29 · Structure no. 33S44640001

Built
1983
42 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
271 ft
3 main spans
Daily traffic
6,505
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAU 951 (sa 3307) over North Chickamauga Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying FAU 951 (sa 3307) over North Chickamauga Creek in Hamilton County, Tennessee. It was built in 1983, so it is 42 years old, younger than the Tennessee average of 47.4 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 6,505 vehicles a day, roughly 4% of them trucks, projected to reach 8,792 by 2042. The structure is 271 ft (82.6 m) long and 40 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFAU 951 (sa 3307)
CrossesNorth Chickamauga Creek
Location.8 Mile East of SR 29
RouteCity Street 951
Coordinates35.2114, -85.21555
Functional classUrban Minor Arterial

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 protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length271 ft (82.6 m)
Longest span90 ft (27.4 m)
Deck width40 ft (12.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,505 (2021)
Projected traffic8,792 by 2042
Trucks4%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAU 951 (sa 3307) over North Chickamauga Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is FAU 951 (sa 3307) over North Chickamauga 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 January 2025.

How much traffic does FAU 951 (sa 3307) over North Chickamauga Creek carry?

About 6,505 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is FAU 951 (sa 3307) over North Chickamauga Creek?

The structure is 271 ft (82.6 m) long with a longest span of 90 ft (27.4 m) and a deck 40 ft wide.

Who owns FAU 951 (sa 3307) over North Chickamauga Creek?

It is owned by the City or Municipal Highway Agency.