US Bridges

Nfa A727 730217C over Southern Railway

Good

Hawkins County, Tennessee · 0.7 M E of SR66-SR70 Jct. · Structure no. 370A7270001

Built
1993
32 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
139 ft
3 main spans
Daily traffic
250
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A727 730217C over Southern Railway is a prestressed concrete continuous stringer/multi-beam or girder carrying Nfa A727 730217C over Southern Railway in Hawkins County, Tennessee. It was built in 1993, so it is 32 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 250 vehicles a day, roughly 2% of them trucks, projected to reach 400 by 2042. The structure is 139 ft (42.4 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNfa A727 730217C
CrossesSouthern Railway
Location0.7 M E of SR66-SR70 Jct.
RouteCounty Highway 727
Coordinates36.3499, -83.00922
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating57.5 US tons
Inventory rating24.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length139 ft (42.4 m)
Longest span57 ft (17.4 m)
Deck width24 ft (7.3 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2020)
Projected traffic400 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$349,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nfa A727 730217C over Southern Railway built?

It was built in 1993, making it 32 years old in 2025.

What condition is Nfa A727 730217C over Southern Railway 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 Nfa A727 730217C over Southern Railway carry?

About 250 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A727 730217C over Southern Railway?

The structure is 139 ft (42.4 m) long with a longest span of 57 ft (17.4 m) and a deck 24 ft wide.

Who owns Nfa A727 730217C over Southern Railway?

It is owned by the County Highway Agency.