US Bridges

Dummy Line Road over Little Sunflower River

FairPosted for load

Sharkey County, Mississippi · Sec 21 T10N R 6W · Structure no. SA6300000000002

Built
1958
67 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
334 ft
8 main spans
Daily traffic
20
2023 count
Owner
County
County Highway Agency

About this bridge

Dummy Line Road over Little Sunflower River is a steel stringer/multi-beam or girder carrying Dummy Line Road over Little Sunflower River in Sharkey County, Mississippi. It was built in 1958, so it is 67 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 20 vehicles a day, roughly 8% of them trucks, projected to reach 28 by 2043. The structure is 334 ft (101.8 m) long and 25 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

Location

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CarriesDummy Line Road
CrossesLittle Sunflower River
LocationSec 21 T10N R 6W
RouteCounty Highway 559
CountySharkey County
StateMississippi
Coordinates32.69445, -90.81759
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating23.9 US tons
Inventory rating14.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length334 ft (101.8 m)
Longest span52 ft (15.8 m)
Deck width25 ft (7.5 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2023)
Projected traffic28 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1.8 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Dummy Line Road over Little Sunflower River built?

It was built in 1958, making it 67 years old in 2025.

What condition is Dummy Line Road over Little Sunflower River 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 2023.

How much traffic does Dummy Line Road over Little Sunflower River carry?

About 20 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Dummy Line Road over Little Sunflower River?

The structure is 334 ft (101.8 m) long with a longest span of 52 ft (15.8 m) and a deck 25 ft wide.

Who owns Dummy Line Road over Little Sunflower River?

It is owned by the County Highway Agency.