US Bridges

Nfa A428 over Crosslin Branch

Fair

Coffee County, Tennessee · 5 MI from SR 2 · Structure no. 160A4280001

Built
1950
75 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
80
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A428 over Crosslin Branch is a concrete continuous culvert carrying Nfa A428 over Crosslin Branch in Coffee 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 fair condition with a lowest component rating of 6 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 80 vehicles a day, roughly 2% of them trucks, projected to reach 128 by 2040. The structure is 23 ft (7.1 m) long and 18 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesNfa A428
CrossesCrosslin Branch
Location5 MI from SR 2
RouteCounty Highway 428
CountyCoffee County
StateTennessee
Coordinates35.58445, -86.22785
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating35.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length23 ft (7.1 m)
Longest span10 ft (2.9 m)
Deck width18 ft (5.6 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2020)
Projected traffic128 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$94,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A428 over Crosslin Branch built?

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

What condition is Nfa A428 over Crosslin 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 January 2024.

How much traffic does Nfa A428 over Crosslin Branch carry?

About 80 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A428 over Crosslin Branch?

The structure is 23 ft (7.1 m) long with a longest span of 10 ft (2.9 m) and a deck 18 ft wide.

Who owns Nfa A428 over Crosslin Branch?

It is owned by the County Highway Agency.