US Bridges

Natchez Trace Park over North Fork St. Catherine

Fair

Adams County, Mississippi · 0.5 Miles South of U.S. R · Structure no. 5570469P0000000

Built
1995
30 years old
Condition
Fair
inspected February 2025
Type
Slab
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 North Fork St. Catherine is a concrete continuous slab carrying Natchez Trace Park over North Fork St. Catherine in Adams County, Mississippi. It was built in 1995, so it is 30 years old, younger 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 37 ft wide.

Location

Open in Google Maps
CarriesNatchez Trace Park
CrossesNorth Fork St. Catherine
Location0.5 Miles South of U.S. R
RouteFederal Lands Road 1
CountyAdams County
StateMississippi
Coordinates31.60278, -91.2625
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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating75.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length143 ft (43.6 m)
Longest span89 ft (27.1 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 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
CrossesWaterway
Detour if closed—
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$21,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Natchez Trace Park over North Fork St. Catherine built?

It was built in 1995, making it 30 years old in 2025.

What condition is Natchez Trace Park over North Fork St. Catherine 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 February 2025.

How much traffic does Natchez Trace Park over North Fork St. Catherine carry?

About 266 vehicles per day (2022 count).

How long is Natchez Trace Park over North Fork St. Catherine?

The structure is 143 ft (43.6 m) long with a longest span of 89 ft (27.1 m) and a deck 37 ft wide.

Who owns Natchez Trace Park over North Fork St. Catherine?

It is owned by the National Park Service.