US Bridges

Nfa A136 over Buffalo Creek

Fair

Anderson County, Tennessee · 1.5 M NE of I75-SR61 JCT · Structure no. 010A1360005

Built
1987
38 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete Continuous
Length
51 ft
3 main spans
Daily traffic
700
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A136 over Buffalo Creek is a concrete continuous culvert carrying Nfa A136 over Buffalo Creek in Anderson County, Tennessee. It was built in 1987, so it is 38 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 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 700 vehicles a day, roughly 2% of them trucks, projected to reach 1,120 by 2041. The structure is 51 ft (15.5 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesNfa A136
CrossesBuffalo Creek
Location1.5 M NE of I75-SR61 JCT
RouteCounty Highway 136
CountyAnderson County
StateTennessee
Coordinates36.18022, -84.06364
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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum 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 length51 ft (15.5 m)
Longest span15 ft (4.7 m)
Deck width27 ft (8.2 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2020)
Projected traffic1,120 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 A136 over Buffalo Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Nfa A136 over Buffalo 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 June 2023.

How much traffic does Nfa A136 over Buffalo Creek carry?

About 700 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A136 over Buffalo Creek?

The structure is 51 ft (15.5 m) long with a longest span of 15 ft (4.7 m) and a deck 27 ft wide.

Who owns Nfa A136 over Buffalo Creek?

It is owned by the County Highway Agency.