US Bridges

Natchez Trace Park over I-55 Connector Ramp

Good

Madison County, Mississippi · 0.3 Mi. West of I-55 in J · Structure no. 5570483P0000000

Built
2001
24 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
186 ft
3 main spans
Daily traffic
5,600
2024 count
Owner
Federal
National Park Service

About this bridge

Natchez Trace Park over I-55 Connector Ramp is a prestressed concrete continuous box beam or girders - single or spread carrying Natchez Trace Park over I-55 Connector Ramp in Madison County, Mississippi. It was built in 2001, so it is 24 years old, younger 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 5,600 vehicles a day, roughly 1% of them trucks, projected to reach 6,160 by 2044. The structure is 186 ft (56.8 m) long and 48 ft wide.

CarriesNatchez Trace Park
CrossesI-55 Connector Ramp
Location0.3 Mi. West of I-55 in J
RouteFederal Lands Road 11
Coordinates32.42872, -90.14583
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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating42 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length186 ft (56.8 m)
Longest span149 ft (45.3 m)
Deck width48 ft (14.5 m)
Roadway width45 ft (13.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,600 (2024)
Projected traffic6,160 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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$30,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Natchez Trace Park over I-55 Connector Ramp built?

It was built in 2001, making it 24 years old in 2025.

What condition is Natchez Trace Park over I-55 Connector Ramp 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 2024.

How much traffic does Natchez Trace Park over I-55 Connector Ramp carry?

About 5,600 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Natchez Trace Park over I-55 Connector Ramp?

The structure is 186 ft (56.8 m) long with a longest span of 149 ft (45.3 m) and a deck 48 ft wide.

Who owns Natchez Trace Park over I-55 Connector Ramp?

It is owned by the National Park Service.