US Bridges

N. Black Creek RD over Branch

Good

Lamar County, Mississippi · Sec 18 T 4N R15W B · Structure no. SA3700000000091

Built
1967
58 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
300
2024 count
Owner
County
County Highway Agency

About this bridge

N. Black Creek RD over Branch is a concrete culvert carrying N. Black Creek RD over Branch in Lamar County, Mississippi. It was built in 1967, so it is 58 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 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 300 vehicles a day, roughly 7% of them trucks, projected to reach 450 by 2046. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesN. Black Creek RD
CrossesBranch
LocationSec 18 T 4N R15W B
RouteCounty Highway 89
Coordinates31.3081, -89.54147
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.6 US tons
Inventory rating31.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length22 ft (6.7 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 traffic300 (2024)
Projected traffic450 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 N. Black Creek RD over Branch built?

It was built in 1967, making it 58 years old in 2025.

What condition is N. Black Creek RD over Branch 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 February 2024.

How much traffic does N. Black Creek RD over Branch carry?

About 300 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is N. Black Creek RD over Branch?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns N. Black Creek RD over Branch?

It is owned by the County Highway Agency.