US Bridges

N.Bolivar Co.Line over Bch of Sunflower River

FairPosted for load

Bolivar County, Mississippi · Sec 13 T22N R 5W · Structure no. SA0600000000082

Built
1977
48 years old
Condition
Fair
inspected January 2025
Type
Channel Beam
Concrete
Length
76 ft
4 main spans
Daily traffic
200
2015 count
Owner
County
County Highway Agency

About this bridge

N.Bolivar Co.Line over Bch of Sunflower River is a concrete channel beam carrying N.Bolivar Co.Line over Bch of Sunflower River in Bolivar County, Mississippi. It was built in 1977, so it is 48 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 200 vehicles a day, roughly 8% of them trucks, projected to reach 300 by 2035. The structure is 76 ft (23.2 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesN.Bolivar Co.Line
CrossesBch of Sunflower River
LocationSec 13 T22N R 5W
RouteCounty Highway 509
Coordinates33.75934, -90.65883
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42.1 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadH 15
Structure length76 ft (23.2 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2015)
Projected traffic300 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$256,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N.Bolivar Co.Line over Bch of Sunflower River built?

It was built in 1977, making it 48 years old in 2025.

What condition is N.Bolivar Co.Line over Bch of 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 January 2025.

How much traffic does N.Bolivar Co.Line over Bch of Sunflower River carry?

About 200 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is N.Bolivar Co.Line over Bch of Sunflower River?

The structure is 76 ft (23.2 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns N.Bolivar Co.Line over Bch of Sunflower River?

It is owned by the County Highway Agency.