US Bridges

Natchez Trace Park over Big Coonewah Creek

Fair

Lee County, Mississippi · 2.0 Miles South of Ms Rou · Structure no. 5570051P0000000

Built
1958
67 years old
Condition
Fair
inspected March 2023
Type
Slab
Concrete Continuous
Length
148 ft
5 main spans
Daily traffic
5,800
2024 count
Owner
Federal
National Park Service

About this bridge

Natchez Trace Park over Big Coonewah Creek is a concrete continuous slab carrying Natchez Trace Park over Big Coonewah Creek in Lee County, Mississippi. It was built in 1958, so it is 67 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 5,800 vehicles a day, roughly 1% of them trucks, projected to reach 6,380 by 2044. The structure is 148 ft (45 m) long and 32 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesNatchez Trace Park
CrossesBig Coonewah Creek
Location2.0 Miles South of Ms Rou
RouteFederal Lands Road 1
Coordinates34.22583, -88.77472
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating36 US tons
Inventory rating20.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length148 ft (45 m)
Longest span36 ft (11.1 m)
Deck width32 ft (9.9 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,800 (2024)
Projected traffic6,380 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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$111,000 (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Natchez Trace Park over Big Coonewah Creek built?

It was built in 1958, making it 67 years old in 2025.

What condition is Natchez Trace Park over Big Coonewah 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 March 2023.

How much traffic does Natchez Trace Park over Big Coonewah Creek carry?

About 5,800 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Natchez Trace Park over Big Coonewah Creek?

The structure is 148 ft (45 m) long with a longest span of 36 ft (11.1 m) and a deck 32 ft wide.

Who owns Natchez Trace Park over Big Coonewah Creek?

It is owned by the National Park Service.