US Bridges

Mcnair Road over Little Creek

Good

Jefferson County, Mississippi · Sec 21 T 8N R 1E · Structure no. SA3200000000003

Built
2008
17 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
32 ft
2 main spans
Daily traffic
50
2019 count
Owner
County
County Highway Agency

About this bridge

Mcnair Road over Little Creek is a concrete culvert carrying Mcnair Road over Little Creek in Jefferson County, Mississippi. It was built in 2008, so it is 17 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 50 vehicles a day, roughly 5% of them trucks, projected to reach 75 by 2045. The structure is 32 ft (9.7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMcnair Road
CrossesLittle Creek
LocationSec 21 T 8N R 1E
RouteCounty Highway 67
Coordinates31.67672, -91.07961
Functional classRural Local

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.2 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length32 ft (9.7 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2019)
Projected traffic75 by 2045
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Mcnair Road over Little Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is Mcnair Road over Little Creek 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 November 2024.

How much traffic does Mcnair Road over Little Creek carry?

About 50 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Mcnair Road over Little Creek?

The structure is 32 ft (9.7 m) long with a longest span of 14 ft (4.3 m).

Who owns Mcnair Road over Little Creek?

It is owned by the County Highway Agency.