US Bridges

Cochran Road over Long Branch

Good

Perry County, Mississippi · Sec 14 T 4N R 9W B · Structure no. SA5600000000084

Built
1979
46 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
80
2024 count
Owner
County
County Highway Agency

About this bridge

Cochran Road over Long Branch is a concrete culvert carrying Cochran Road over Long Branch in Perry County, Mississippi. It was built in 1979, so it is 46 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 80 vehicles a day, roughly 8% of them trucks, projected to reach 90 by 2046. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 11.2 mi (18 km).

CarriesCochran Road
CrossesLong Branch
LocationSec 14 T 4N R 9W B
RouteCounty Highway 40
Coordinates31.30496, -88.86786
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 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 rating60.2 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2024)
Projected traffic90 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 Cochran Road over Long Branch built?

It was built in 1979, making it 46 years old in 2025.

What condition is Cochran Road over Long 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 March 2024.

How much traffic does Cochran Road over Long Branch carry?

About 80 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Cochran Road over Long Branch?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m).

Who owns Cochran Road over Long Branch?

It is owned by the County Highway Agency.