US Bridges

Old Jackson Road over Smith Branch

Good

Kemper County, Mississippi · Sec 31 T10N R14E B · Structure no. SA3500000000049

Built
1996
29 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
220
2021 count
Owner
County
County Highway Agency

About this bridge

Old Jackson Road over Smith Branch is a concrete culvert carrying Old Jackson Road over Smith Branch in Kemper County, Mississippi. It was built in 1996, so it is 29 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 220 vehicles a day, roughly 8% of them trucks, projected to reach 330 by 2043. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesOld Jackson Road
CrossesSmith Branch
LocationSec 31 T10N R14E B
RouteCounty Highway 437
Coordinates32.66861, -88.904
Functional classRural Major 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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating85.6 US tons
Inventory rating51.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
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 traffic220 (2021)
Projected traffic330 by 2043
Trucks8%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$550,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Jackson Road over Smith Branch built?

It was built in 1996, making it 29 years old in 2025.

What condition is Old Jackson Road over Smith 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 April 2023.

How much traffic does Old Jackson Road over Smith Branch carry?

About 220 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Old Jackson Road over Smith Branch?

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

Who owns Old Jackson Road over Smith Branch?

It is owned by the County Highway Agency.