US Bridges

FAP 50 over Dunlap Creek

Fair

Hickman County, Tennessee · In Shady Grove · Structure no. 41SR0500029

Built
1951
74 years old
Condition
Fair
inspected August 2024
Type
Tee Beam
Concrete
Length
86 ft
3 main spans
Daily traffic
2,848
2021 count
Owner
State
State Highway Agency

About this bridge

FAP 50 over Dunlap Creek is a concrete tee beam carrying FAP 50 over Dunlap Creek in Hickman County, Tennessee. It was built in 1951, so it is 74 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 2,848 vehicles a day, roughly 5% of them trucks, projected to reach 4,557 by 2042. The structure is 86 ft (26.2 m) long and 30 ft wide. If it were closed, the detour would be 78.3 mi (126 km).

CarriesFAP 50
CrossesDunlap Creek
LocationIn Shady Grove
RouteState Highway 50
Coordinates35.7239, -87.27875
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating32.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length86 ft (26.2 m)
Longest span29 ft (8.8 m)
Deck width30 ft (9.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,848 (2021)
Projected traffic4,557 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed78.3 mi (126 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.3 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 50 over Dunlap Creek built?

It was built in 1951, making it 74 years old in 2025.

What condition is FAP 50 over Dunlap 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 August 2024.

How much traffic does FAP 50 over Dunlap Creek carry?

About 2,848 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FAP 50 over Dunlap Creek?

The structure is 86 ft (26.2 m) long with a longest span of 29 ft (8.8 m) and a deck 30 ft wide.

Who owns FAP 50 over Dunlap Creek?

It is owned by the State Highway Agency.