US Bridges

Nfa 2604 (sa 3723) over Holston River

Good

Hawkins County, Tennessee · In Surgoinsville-S of 11W · Structure no. 37026040003

Built
2014
11 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
520 ft
3 main spans
Daily traffic
919
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2604 (sa 3723) over Holston River is a steel continuous stringer/multi-beam or girder carrying Nfa 2604 (sa 3723) over Holston River in Hawkins County, Tennessee. It was built in 2014, so it is 11 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 919 vehicles a day, roughly 3% of them trucks, projected to reach 1,470 by 2042. The structure is 520 ft (158.5 m) long and 35 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesNfa 2604 (sa 3723)
CrossesHolston River
LocationIn Surgoinsville-S of 11W
RouteCounty Highway 2604
Coordinates36.46865, -82.84901
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 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 rating50.7 US tons
Inventory rating39.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length520 ft (158.5 m)
Longest span208 ft (63.4 m)
Deck width35 ft (10.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic919 (2021)
Projected traffic1,470 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 2604 (sa 3723) over Holston River built?

It was built in 2014, making it 11 years old in 2025.

What condition is Nfa 2604 (sa 3723) over Holston River 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 2604 (sa 3723) over Holston River carry?

About 919 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2604 (sa 3723) over Holston River?

The structure is 520 ft (158.5 m) long with a longest span of 208 ft (63.4 m) and a deck 35 ft wide.

Who owns Nfa 2604 (sa 3723) over Holston River?

It is owned by the County Highway Agency.