US Bridges

Natchez Trace Park over Merchant Creek Branch &

Fair

Leake County, Mississippi · 9.5 Miles South of Ms Rou · Structure no. 5570119P0000000

Built
1949
76 years old
Condition
Fair
inspected February 2025
Type
Tee Beam
Concrete Continuous
Length
80 ft
2 main spans
Daily traffic
545
2022 count
Owner
Federal
National Park Service

About this bridge

Natchez Trace Park over Merchant Creek Branch & is a concrete continuous tee beam carrying Natchez Trace Park over Merchant Creek Branch & in Leake County, Mississippi. It was built in 1949, so it is 76 years old, older than the Mississippi average of 38.9 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 545 vehicles a day, roughly 16% of them trucks, projected to reach 654 by 2042. The structure is 80 ft (24.5 m) long and 32 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

CarriesNatchez Trace Park
CrossesMerchant Creek Branch &
Location9.5 Miles South of Ms Rou
RouteFederal Lands Road 1
Coordinates32.90814, -89.62222
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28 US tons
Inventory rating16 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length80 ft (24.5 m)
Longest span42 ft (12.7 m)
Deck width32 ft (9.9 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic545 (2022)
Projected traffic654 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed16.8 mi (27 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerNational Park Service
Maintained byNational Park Service
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$4.5 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Natchez Trace Park over Merchant Creek Branch & built?

It was built in 1949, making it 76 years old in 2025.

What condition is Natchez Trace Park over Merchant Creek Branch & 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 February 2025.

How much traffic does Natchez Trace Park over Merchant Creek Branch & carry?

About 545 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is Natchez Trace Park over Merchant Creek Branch &?

The structure is 80 ft (24.5 m) long with a longest span of 42 ft (12.7 m) and a deck 32 ft wide.

Who owns Natchez Trace Park over Merchant Creek Branch &?

It is owned by the National Park Service.