US Bridges

Nfa A102 over Mountain Creek

Good

Cannon County, Tennessee · 2MI East of SR146 · Structure no. 080A1020001

Built
1999
26 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
60
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A102 over Mountain Creek is a concrete continuous culvert carrying Nfa A102 over Mountain Creek in Cannon County, Tennessee. It was built in 1999, so it is 26 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 60 vehicles a day, roughly 2% of them trucks, projected to reach 96 by 2039. The structure is 25 ft (7.7 m) long and 27 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesNfa A102
CrossesMountain Creek
Location2MI East of SR146
RouteCounty Highway 102
CountyCannon County
StateTennessee
Coordinates35.81959, -85.93163
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
Channel and channel protection7 GoodSome minor problems.
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
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating71.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length25 ft (7.7 m)
Longest span12 ft (3.7 m)
Deck width27 ft (8.3 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2020)
Projected traffic96 by 2039
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A102 over Mountain Creek built?

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

What condition is Nfa A102 over Mountain 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 Nfa A102 over Mountain Creek carry?

About 60 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A102 over Mountain Creek?

The structure is 25 ft (7.7 m) long with a longest span of 12 ft (3.7 m) and a deck 27 ft wide.

Who owns Nfa A102 over Mountain Creek?

It is owned by the County Highway Agency.