US Bridges

Natchez Trace Park over Ms Route 371

Good

Itawamba County, Mississippi · 11.5 Miles North of Ms Ro · Structure no. 5570231P0000000

Built
1979
46 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
207 ft
3 main spans
Daily traffic
1,090
2024 count
Owner
Federal
National Park Service

About this bridge

Natchez Trace Park over Ms Route 371 is a prestressed concrete continuous box beam or girders - single or spread carrying Natchez Trace Park over Ms Route 371 in Itawamba County, Mississippi. It was built in 1979, so it is 46 years old, older than the Mississippi average of 38.9 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 1,090 vehicles a day, roughly 3% of them trucks, projected to reach 1,199 by 2044. The structure is 207 ft (63.2 m) long and 33 ft wide. If it were closed, the detour would be 34.8 mi (56 km).

CarriesNatchez Trace Park
CrossesMs Route 371
Location11.5 Miles North of Ms Ro
RouteFederal Lands Road 1
Coordinates34.45619, -88.49399
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating24 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length207 ft (63.2 m)
Longest span95 ft (29 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,090 (2024)
Projected traffic1,199 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed34.8 mi (56 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$28,000 (2021 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Natchez Trace Park over Ms Route 371 built?

It was built in 1979, making it 46 years old in 2025.

What condition is Natchez Trace Park over Ms Route 371 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 March 2023.

How much traffic does Natchez Trace Park over Ms Route 371 carry?

About 1,090 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Natchez Trace Park over Ms Route 371?

The structure is 207 ft (63.2 m) long with a longest span of 95 ft (29 m) and a deck 33 ft wide.

Who owns Natchez Trace Park over Ms Route 371?

It is owned by the National Park Service.