US Bridges

Blaine Road over Sunflower River

Good

Sunflower County, Mississippi · Sec 17 T20N R 3W B · Structure no. SA6700000000076

Built
1970
55 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
362 ft
6 main spans
Daily traffic
240
2024 count
Owner
County
County Highway Agency

About this bridge

Blaine Road over Sunflower River is a prestressed concrete stringer/multi-beam or girder carrying Blaine Road over Sunflower River in Sunflower County, Mississippi. It was built in 1970, so it is 55 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 240 vehicles a day, roughly 8% of them trucks, projected to reach 360 by 2044. The structure is 362 ft (110.3 m) long and 29 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesBlaine Road
CrossesSunflower River
LocationSec 17 T20N R 3W B
RouteCounty Highway 25
Coordinates33.60114, -90.53752
Functional classRural Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating23.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length362 ft (110.3 m)
Longest span60 ft (18.3 m)
Deck width29 ft (8.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic240 (2024)
Projected traffic360 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Blaine Road over Sunflower River built?

It was built in 1970, making it 55 years old in 2025.

What condition is Blaine Road over Sunflower 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 October 2024.

How much traffic does Blaine Road over Sunflower River carry?

About 240 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Blaine Road over Sunflower River?

The structure is 362 ft (110.3 m) long with a longest span of 60 ft (18.3 m) and a deck 29 ft wide.

Who owns Blaine Road over Sunflower River?

It is owned by the County Highway Agency.