US Bridges

SR 309 over I 269

Fair

Marshall County, Mississippi · SR 309 over I 269 · Structure no. 310030904701870

Built
2016
9 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
382 ft
4 main spans
Daily traffic
4,800
2023 count
Owner
State
State Highway Agency

About this bridge

SR 309 over I 269 is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 309 over I 269 in Marshall County, Mississippi. It was built in 2016, so it is 9 years old, younger 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 6 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 4,800 vehicles a day, roughly 11% of them trucks, projected to reach 4,800 by 2043. The structure is 382 ft (116.3 m) long and 57 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSR 309
CrossesI 269
LocationSR 309 over I 269
RouteState Highway 309
CountyMarshall County
StateMississippi
Coordinates34.8942, -89.68898
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.3 US tons
Inventory rating47.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length382 ft (116.3 m)
Longest span110 ft (33.5 m)
Deck width57 ft (17.4 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,800 (2023)
Projected traffic4,800 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 309 over I 269 built?

It was built in 2016, making it 9 years old in 2025.

What condition is SR 309 over I 269 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 April 2023.

How much traffic does SR 309 over I 269 carry?

About 4,800 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 309 over I 269?

The structure is 382 ft (116.3 m) long with a longest span of 110 ft (33.5 m) and a deck 57 ft wide.

Who owns SR 309 over I 269?

It is owned by the State Highway Agency.