US Bridges

Natchez Trace Park over Ms Route 43

Fair

Madison County, Mississippi · 7.22 Miles from Cypress S · Structure no. 5570125P0000000

Built
1968
57 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
198 ft
4 main spans
Daily traffic
1,600
2024 count
Owner
Federal
National Park Service

About this bridge

Natchez Trace Park over Ms Route 43 is a prestressed concrete stringer/multi-beam or girder carrying Natchez Trace Park over Ms Route 43 in Madison County, Mississippi. It was built in 1968, so it is 57 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 1,600 vehicles a day, roughly 3% of them trucks, projected to reach 1,760 by 2044. The structure is 198 ft (60.2 m) long and 32 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesNatchez Trace Park
CrossesMs Route 43
Location7.22 Miles from Cypress S
RouteFederal Lands Road 1
Coordinates32.52458, -89.97497
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating30 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length198 ft (60.2 m)
Longest span56 ft (17.1 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2024)
Projected traffic1,760 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed19.9 mi (32 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$23,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Natchez Trace Park over Ms Route 43 built?

It was built in 1968, making it 57 years old in 2025.

What condition is Natchez Trace Park over Ms Route 43 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 2024.

How much traffic does Natchez Trace Park over Ms Route 43 carry?

About 1,600 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Natchez Trace Park over Ms Route 43?

The structure is 198 ft (60.2 m) long with a longest span of 56 ft (17.1 m) and a deck 32 ft wide.

Who owns Natchez Trace Park over Ms Route 43?

It is owned by the National Park Service.