US Bridges

US 84 over Unnamed Stream

Good

Jefferson Davis County, Mississippi · 3.4 MI E SR 13 North · Structure no. 210008403310640

Built
1940
85 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
4,800
2023 count
Owner
State
State Highway Agency

About this bridge

US 84 over Unnamed Stream is a concrete culvert carrying US 84 over Unnamed Stream in Jefferson Davis County, Mississippi. It was built in 1940, so it is 85 years old, older 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,800 vehicles a day, roughly 29% of them trucks, projected to reach 6,700 by 2043. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 19.3 mi (31 km).

CarriesUS 84
CrossesUnnamed Stream
Location3.4 MI E SR 13 North
RouteU.S. Route 84
Coordinates31.63772, -89.8087
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating29.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length24 ft (7.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,800 (2023)
Projected traffic6,700 by 2043
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.3 mi (31 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 84 over Unnamed Stream built?

It was built in 1940, making it 85 years old in 2025.

What condition is US 84 over Unnamed Stream 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 October 2023.

How much traffic does US 84 over Unnamed Stream carry?

About 4,800 vehicles per day (2023 count), of which roughly 29% are trucks.

How long is US 84 over Unnamed Stream?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m).

Who owns US 84 over Unnamed Stream?

It is owned by the State Highway Agency.