US Bridges

Nfa 2488 over Branch

PoorPosted for load

Gibson County, Tennessee · 4.1 Miles West of Trenton · Structure no. 27SR1040011

Built
1978
47 years old
Condition
Poor
inspected July 2023
Type
Channel Beam
Concrete
Length
29 ft
1 main span
Daily traffic
229
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 2488 over Branch is a concrete channel beam carrying Nfa 2488 over Branch in Gibson County, Tennessee. It was built in 1978, so it is 47 years old, younger than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 229 vehicles a day, roughly 3% of them trucks, projected to reach 366 by 2042. The structure is 29 ft (8.7 m) long and 32 ft wide. If it were closed, the detour would be 59 mi (95 km).

Location

Open in Google Maps
CarriesNfa 2488
CrossesBranch
Location4.1 Miles West of Trenton
RouteCounty Highway 2488
CountyGibson County
StateTennessee
Coordinates35.98606, -89.0227
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.2 US tons
Inventory rating25.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length29 ft (8.7 m)
Longest span28 ft (8.5 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.8 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 statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$226,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 2488 over Branch built?

It was built in 1978, making it 47 years old in 2025.

What condition is Nfa 2488 over Branch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. 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 29 ft (8.7 m) long with a longest span of 28 ft (8.5 m) and a deck 32 ft wide.

Who owns Nfa 2488 over Branch?

It is owned by the County Highway Agency.