US Bridges

Nfa A182 over Gilmer Creek

Fair

Madison County, Tennessee · 2.8 MI SW JCT SR1&SR152 · Structure no. 570A1820003

Built
1991
34 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete Continuous
Length
58 ft
3 main spans
Daily traffic
1,130
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A182 over Gilmer Creek is a concrete continuous culvert carrying Nfa A182 over Gilmer Creek in Madison County, Tennessee. It was built in 1991, so it is 34 years old, younger 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 1,130 vehicles a day, roughly 12% of them trucks, projected to reach 1,808 by 2041. The structure is 58 ft (17.7 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesNfa A182
CrossesGilmer Creek
Location2.8 MI SW JCT SR1&SR152
RouteCounty Highway 182
CountyMadison County
StateTennessee
Coordinates35.72872, -88.70378
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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span18 ft (5.5 m)
Deck width31 ft (9.6 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,130 (2020)
Projected traffic1,808 by 2041
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 A182 over Gilmer Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is Nfa A182 over Gilmer Creek 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 May 2023.

How much traffic does Nfa A182 over Gilmer Creek carry?

About 1,130 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is Nfa A182 over Gilmer Creek?

The structure is 58 ft (17.7 m) long with a longest span of 18 ft (5.5 m) and a deck 31 ft wide.

Who owns Nfa A182 over Gilmer Creek?

It is owned by the County Highway Agency.