US Bridges

SR 550 over Homochitto River

Good

Lincoln County, Mississippi · 1.1 MI E Jefferson Cl · Structure no. 310055004300480

Built
2006
19 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
384 ft
1 main span
Daily traffic
890
2023 count
Owner
State
State Highway Agency

About this bridge

SR 550 over Homochitto River is a prestressed concrete stringer/multi-beam or girder carrying SR 550 over Homochitto River in Lincoln County, Mississippi. It was built in 2006, so it is 19 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 890 vehicles a day, roughly 11% of them trucks, projected to reach 900 by 2043. The structure is 384 ft (117 m) long and 42 ft wide. If it were closed, the detour would be 26.7 mi (43 km).

CarriesSR 550
CrossesHomochitto River
Location1.1 MI E Jefferson Cl
RouteState Highway 550
Coordinates31.66997, -90.71927
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.8 US tons
Inventory rating27.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+7 approach)
Design loadHS 20
Structure length384 ft (117 m)
Longest span108 ft (33 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic890 (2023)
Projected traffic900 by 2043
Trucks11%
Lanes on structure20
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 550 over Homochitto River built?

It was built in 2006, making it 19 years old in 2025.

What condition is SR 550 over Homochitto River 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 2025.

How much traffic does SR 550 over Homochitto River carry?

About 890 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 550 over Homochitto River?

The structure is 384 ft (117 m) long with a longest span of 108 ft (33 m) and a deck 42 ft wide.

Who owns SR 550 over Homochitto River?

It is owned by the State Highway Agency.