US Bridges

Ms Route 27 over Natchez Trace Parkway

Fair

Hinds County, Mississippi · 12.4 Miles South of Ms Ro · Structure no. 5570193P0000000

Built
1961
64 years old
Condition
Fair
inspected February 2025
Type
Arch - Deck
Concrete
Length
74 ft
1 main span
Daily traffic
440
2010 count
Owner
Federal
National Park Service

About this bridge

Ms Route 27 over Natchez Trace Parkway is a concrete arch - deck carrying Ms Route 27 over Natchez Trace Parkway in Hinds County, Mississippi. It was built in 1961, so it is 64 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 440 vehicles a day, projected to reach 484 by 2030. The structure is 74 ft (22.6 m) long and 34 ft wide. If it were closed, the detour would be 47.8 mi (77 km).

Location

Open in Google Maps
CarriesMs Route 27
CrossesNatchez Trace Parkway
Location12.4 Miles South of Ms Ro
RouteFederal Lands Road 1
CountyHinds County
StateMississippi
Coordinates32.18258, -90.63922
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
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2025
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 rating81 US tons
Inventory rating48 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length74 ft (22.6 m)
Longest span74 ft (22.6 m)
Deck width34 ft (10.5 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic440 (2010)
Projected traffic484 by 2030
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed47.8 mi (77 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$111,000 (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ms Route 27 over Natchez Trace Parkway built?

It was built in 1961, making it 64 years old in 2025.

What condition is Ms Route 27 over Natchez Trace Parkway 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 Ms Route 27 over Natchez Trace Parkway carry?

About 440 vehicles per day (2010 count).

How long is Ms Route 27 over Natchez Trace Parkway?

The structure is 74 ft (22.6 m) long with a longest span of 74 ft (22.6 m) and a deck 34 ft wide.

Who owns Ms Route 27 over Natchez Trace Parkway?

It is owned by the National Park Service.