US Bridges

SR 29 over Flynt Creek

Fair

Stone County, Mississippi · 1.3 MI E SR 149 · Structure no. 310002906600120

Built
1973
52 years old
Condition
Fair
inspected October 2024
Type
Channel Beam
Concrete
Length
40 ft
2 main spans
Daily traffic
3,000
2023 count
Owner
State
State Highway Agency

About this bridge

SR 29 over Flynt Creek is a concrete channel beam carrying SR 29 over Flynt Creek in Stone County, Mississippi. It was built in 1973, so it is 52 years old, older than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,000 vehicles a day, roughly 10% of them trucks, projected to reach 3,000 by 2043. The structure is 40 ft (12.2 m) long and 42 ft wide. If it were closed, the detour would be 54.1 mi (87 km).

CarriesSR 29
CrossesFlynt Creek
Location1.3 MI E SR 149
RouteState Highway 29
Coordinates30.87032, -89.12119
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating34.5 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadH 15
Structure length40 ft (12.2 m)
Longest span19 ft (5.8 m)
Deck width42 ft (12.9 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2023)
Projected traffic3,000 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed54.1 mi (87 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$391 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 29 over Flynt Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is SR 29 over Flynt Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does SR 29 over Flynt Creek carry?

About 3,000 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is SR 29 over Flynt Creek?

The structure is 40 ft (12.2 m) long with a longest span of 19 ft (5.8 m) and a deck 42 ft wide.

Who owns SR 29 over Flynt Creek?

It is owned by the State Highway Agency.