US Bridges

Nfa 2045 (sa 8325) over Branch

Good

Sumner County, Tennessee · 4.5 MI SE JCT SR52&SR174 · Structure no. 83020150011

Built
1950
75 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
946
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2045 (sa 8325) over Branch is a concrete continuous culvert carrying Nfa 2045 (sa 8325) over Branch in Sumner County, Tennessee. It was built in 1950, so it is 75 years old, older 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 946 vehicles a day, roughly 3% of them trucks, projected to reach 1,656 by 2041. The structure is 25 ft (7.6 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesNfa 2045 (sa 8325)
CrossesBranch
Location4.5 MI SE JCT SR52&SR174
RouteCounty Highway 2045
Coordinates36.50167, -86.3727
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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length25 ft (7.6 m)
Longest span8 ft (2.4 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic946 (2021)
Projected traffic1,656 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$130,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2045 (sa 8325) over Branch built?

It was built in 1950, making it 75 years old in 2025.

What condition is Nfa 2045 (sa 8325) over Branch 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 November 2024.

How much traffic does Nfa 2045 (sa 8325) over Branch carry?

About 946 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2045 (sa 8325) over Branch?

The structure is 25 ft (7.6 m) long with a longest span of 8 ft (2.4 m) and a deck 24 ft wide.

Who owns Nfa 2045 (sa 8325) over Branch?

It is owned by the County Highway Agency.