US Bridges

Nfa 1274 over Hamilton Gap Creek

Good

Union County, Tennessee · SE of SR33 SR61 JCT · Structure no. 87012740001

Built
1987
38 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
808
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1274 over Hamilton Gap Creek is a concrete continuous culvert carrying Nfa 1274 over Hamilton Gap Creek in Union County, Tennessee. It was built in 1987, so it is 38 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 808 vehicles a day, roughly 3% of them trucks, projected to reach 1,312 by 2040. The structure is 25 ft (7.5 m) long and 32 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesNfa 1274
CrossesHamilton Gap Creek
LocationSE of SR33 SR61 JCT
RouteCounty Highway 1274
Coordinates36.24363, -83.74492
Functional classRural Minor 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 inspectionJuly 2024
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length25 ft (7.5 m)
Longest span12 ft (3.8 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic808 (2021)
Projected traffic1,312 by 2040
Trucks3%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1274 over Hamilton Gap Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Nfa 1274 over Hamilton Gap 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 July 2024.

How much traffic does Nfa 1274 over Hamilton Gap Creek carry?

About 808 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1274 over Hamilton Gap Creek?

The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.8 m) and a deck 32 ft wide.

Who owns Nfa 1274 over Hamilton Gap Creek?

It is owned by the County Highway Agency.