US Bridges

Natchez Trace Park over County Road

Fair

Lee County, Mississippi · 6.1 Miles South of Ms Rou · Structure no. 5570227P0000000

Built
1977
48 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
181 ft
3 main spans
Daily traffic
1,200
2024 count
Owner
Federal
National Park Service

About this bridge

Natchez Trace Park over County Road is a prestressed concrete continuous stringer/multi-beam or girder carrying Natchez Trace Park over County Road in Lee County, Mississippi. It was built in 1977, so it is 48 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 1,200 vehicles a day, roughly 2% of them trucks, projected to reach 1,320 by 2044. The structure is 181 ft (55.3 m) long and 34 ft wide. If it were closed, the detour would be 34.8 mi (56 km).

CarriesNatchez Trace Park
CrossesCounty Road
Location6.1 Miles South of Ms Rou
RouteFederal Lands Road 1
Coordinates34.42319, -88.58944
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
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 rating55 US tons
Inventory rating30 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length181 ft (55.3 m)
Longest span74 ft (22.7 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2024)
Projected traffic1,320 by 2044
Trucks2%
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$15,000 (2021 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Natchez Trace Park over County Road built?

It was built in 1977, making it 48 years old in 2025.

What condition is Natchez Trace Park over County Road 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 County Road carry?

About 1,200 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Natchez Trace Park over County Road?

The structure is 181 ft (55.3 m) long with a longest span of 74 ft (22.7 m) and a deck 34 ft wide.

Who owns Natchez Trace Park over County Road?

It is owned by the National Park Service.