US Bridges

Nfa 1089 (sa 5605) over Adams Creek

Fair

Macon County, Tennessee · 4 M S of Lafayette · Structure no. 56S62130005

Built
1959
66 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete Continuous
Length
35 ft
3 main spans
Daily traffic
372
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1089 (sa 5605) over Adams Creek is a concrete continuous culvert carrying Nfa 1089 (sa 5605) over Adams Creek in Macon County, Tennessee. It was built in 1959, so it is 66 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 372 vehicles a day, roughly 3% of them trucks, projected to reach 595 by 2042. The structure is 35 ft (10.7 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesNfa 1089 (sa 5605)
CrossesAdams Creek
Location4 M S of Lafayette
RouteCounty Highway 1089
CountyMacon County
StateTennessee
Coordinates36.46715, -86.02061
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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length35 ft (10.7 m)
Longest span10 ft (3 m)
Deck width26 ft (7.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic372 (2021)
Projected traffic595 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$85,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1089 (sa 5605) over Adams Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is Nfa 1089 (sa 5605) over Adams 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 September 2023.

How much traffic does Nfa 1089 (sa 5605) over Adams Creek carry?

About 372 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Nfa 1089 (sa 5605) over Adams Creek?

The structure is 35 ft (10.7 m) long with a longest span of 10 ft (3 m) and a deck 26 ft wide.

Who owns Nfa 1089 (sa 5605) over Adams Creek?

It is owned by the County Highway Agency.