US Bridges

Nfa A030 over Wiley Creek

PoorPosted for load

Coffee County, Tennessee · .2 MI from SR 55 · Structure no. 160A0300009

Built
1936
89 years old
Condition
Poor
inspected January 2024
Type
Tee Beam
Concrete
Length
31 ft
1 main span
Daily traffic
920
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Nfa A030 over Wiley Creek is a concrete tee beam carrying Nfa A030 over Wiley Creek in Coffee County, Tennessee. It was built in 1936, so it is 89 years old, older 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 920 vehicles a day, roughly 2% of them trucks, projected to reach 1,472 by 2042. The structure is 31 ft (9.6 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNfa A030
CrossesWiley Creek
Location.2 MI from SR 55
RouteCity Street 30
Coordinates35.43471, -86.10537
Functional classUrban Local

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
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 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 rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length31 ft (9.6 m)
Longest span25 ft (7.6 m)
Deck width24 ft (7.2 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic920 (2020)
Projected traffic1,472 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$137,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A030 over Wiley Creek built?

It was built in 1936, making it 89 years old in 2025.

What condition is Nfa A030 over Wiley Creek 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 January 2024.

How much traffic does Nfa A030 over Wiley Creek carry?

About 920 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A030 over Wiley Creek?

The structure is 31 ft (9.6 m) long with a longest span of 25 ft (7.6 m) and a deck 24 ft wide.

Who owns Nfa A030 over Wiley Creek?

It is owned by the City or Municipal Highway Agency.