US Bridges

SR 24 over Tanyard Creek

Good

Amite County, Mississippi · 0.1 MI E SR 567 North · Structure no. 310002400305590

Built
1939
86 years old
Condition
Good
inspected February 2024
Type
Tee Beam
Concrete
Length
120 ft
3 main spans
Daily traffic
3,400
2023 count
Owner
State
State Highway Agency

About this bridge

SR 24 over Tanyard Creek is a concrete tee beam carrying SR 24 over Tanyard Creek in Amite County, Mississippi. It was built in 1939, so it is 86 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 3,400 vehicles a day, roughly 11% of them trucks, projected to reach 3,400 by 2043. The structure is 120 ft (36.6 m) long and 41 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

CarriesSR 24
CrossesTanyard Creek
Location0.1 MI E SR 567 North
RouteState Highway 24
Coordinates31.15807, -90.81602
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.5 US tons
Inventory rating29.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length120 ft (36.6 m)
Longest span40 ft (12.2 m)
Deck width41 ft (12.5 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,400 (2023)
Projected traffic3,400 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$491 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 24 over Tanyard Creek built?

It was built in 1939, making it 86 years old in 2025.

What condition is SR 24 over Tanyard 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 February 2024.

How much traffic does SR 24 over Tanyard Creek carry?

About 3,400 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 24 over Tanyard Creek?

The structure is 120 ft (36.6 m) long with a longest span of 40 ft (12.2 m) and a deck 41 ft wide.

Who owns SR 24 over Tanyard Creek?

It is owned by the State Highway Agency.