US Bridges

Natchez Trace Park over County Road

Fair

Jefferson County, Mississippi · 8.0 Miles South of Ms Rou · Structure no. 5570363P0000000

Built
1984
41 years old
Condition
Fair
inspected June 2024
Type
Tee Beam
Concrete Continuous
Length
143 ft
3 main spans
Daily traffic
266
2022 count
Owner
Federal
National Park Service

About this bridge

Natchez Trace Park over County Road is a concrete continuous tee beam carrying Natchez Trace Park over County Road in Jefferson County, Mississippi. It was built in 1984, so it is 41 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 266 vehicles a day, projected to reach 319 by 2042. The structure is 143 ft (43.6 m) long and 33 ft wide. If it were closed, the detour would be 26.7 mi (43 km).

Location

Open in Google Maps
CarriesNatchez Trace Park
CrossesCounty Road
Location8.0 Miles South of Ms Rou
RouteFederal Lands Road 1
CountyJefferson County
StateMississippi
Coordinates31.77483, -91.15769
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating39 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length143 ft (43.6 m)
Longest span73 ft (22.3 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic266 (2022)
Projected traffic319 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed26.7 mi (43 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$122,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Natchez Trace Park over County Road built?

It was built in 1984, making it 41 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 June 2024.

How much traffic does Natchez Trace Park over County Road carry?

About 266 vehicles per day (2022 count).

How long is Natchez Trace Park over County Road?

The structure is 143 ft (43.6 m) long with a longest span of 73 ft (22.3 m) and a deck 33 ft wide.

Who owns Natchez Trace Park over County Road?

It is owned by the National Park Service.