US Bridges

Nfa 1854 (sa 2204) over Wiley Branch

Good

Dickson County, Tennessee · 0.8 M. N. I40. · Structure no. 22S61470001

Built
1975
50 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete Continuous
Length
36 ft
2 main spans
Daily traffic
849
2021 count
Owner
County
County Highway Agency

About this bridge

Nfa 1854 (sa 2204) over Wiley Branch is a concrete continuous culvert carrying Nfa 1854 (sa 2204) over Wiley Branch in Dickson County, Tennessee. It was built in 1975, so it is 50 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 849 vehicles a day, roughly 1% of them trucks, projected to reach 1,358 by 2042. The structure is 36 ft (11 m) long and 24 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesNfa 1854 (sa 2204)
CrossesWiley Branch
Location0.8 M. N. I40.
RouteCounty Highway 1854
Coordinates36.01572, -87.49297
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating64.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length36 ft (11 m)
Longest span11 ft (3.4 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic849 (2021)
Projected traffic1,358 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$130,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa 1854 (sa 2204) over Wiley Branch built?

It was built in 1975, making it 50 years old in 2025.

What condition is Nfa 1854 (sa 2204) over Wiley Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2024.

How much traffic does Nfa 1854 (sa 2204) over Wiley Branch carry?

About 849 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Nfa 1854 (sa 2204) over Wiley Branch?

The structure is 36 ft (11 m) long with a longest span of 11 ft (3.4 m) and a deck 24 ft wide.

Who owns Nfa 1854 (sa 2204) over Wiley Branch?

It is owned by the County Highway Agency.