US Bridges

Bates School Road over West Branch

Good

Amite County, Mississippi · Sec 29 T 2N R 6E B · Structure no. SA0300000000089

Built
1978
47 years old
Condition
Good
inspected January 2023
Type
Culvert
Concrete
Length
36 ft
2 main spans
Daily traffic
320
2021 count
Owner
County
County Highway Agency

About this bridge

Bates School Road over West Branch is a concrete culvert carrying Bates School Road over West Branch in Amite County, Mississippi. It was built in 1978, so it is 47 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 320 vehicles a day, roughly 8% of them trucks, projected to reach 480 by 2043. The structure is 36 ft (11 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBates School Road
CrossesWest Branch
LocationSec 29 T 2N R 6E B
RouteCounty Highway 164
Coordinates31.10896, -90.63252
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 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 alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating37.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length36 ft (11 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic320 (2021)
Projected traffic480 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Bates School Road over West Branch built?

It was built in 1978, making it 47 years old in 2025.

What condition is Bates School Road over West 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 January 2023.

How much traffic does Bates School Road over West Branch carry?

About 320 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Bates School Road over West Branch?

The structure is 36 ft (11 m) long with a longest span of 16 ft (4.9 m).

Who owns Bates School Road over West Branch?

It is owned by the County Highway Agency.