US Bridges

Nfa 2488 over Branch

Fair

Gibson County, Tennessee · 2.7 Miles West of Trenton · Structure no. 27SR1040013

Built
1939
86 years old
Condition
Fair
inspected July 2023
Type
Tee Beam
Concrete
Length
63 ft
3 main spans
Daily traffic
229
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2488 over Branch is a concrete tee beam carrying Nfa 2488 over Branch in Gibson County, Tennessee. It was built in 1939, so it is 86 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 229 vehicles a day, roughly 3% of them trucks, projected to reach 366 by 2042. The structure is 63 ft (19.2 m) long and 28 ft wide. If it were closed, the detour would be 59 mi (95 km).

Location

Open in Google Maps
CarriesNfa 2488
CrossesBranch
Location2.7 Miles West of Trenton
RouteCounty Highway 2488
CountyGibson County
StateTennessee
Coordinates35.98392, -89.00014
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length63 ft (19.2 m)
Longest span21 ft (6.4 m)
Deck width28 ft (8.5 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic229 (2021)
Projected traffic366 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed59 mi (95 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 with deck rehabilitation or replacement
Estimated improvement cost$121,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2488 over Branch built?

It was built in 1939, making it 86 years old in 2025.

What condition is Nfa 2488 over Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2023.

How much traffic does Nfa 2488 over Branch carry?

About 229 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 2488 over Branch?

The structure is 63 ft (19.2 m) long with a longest span of 21 ft (6.4 m) and a deck 28 ft wide.

Who owns Nfa 2488 over Branch?

It is owned by the County Highway Agency.