US Bridges

Callio Road over Trib Sunflower River

Good

Humphreys County, Mississippi · Sec 26 T16N R 5W · Structure no. SA2700000000099

Built
2005
20 years old
Condition
Good
inspected December 2023
Type
Channel Beam
Concrete
Length
155 ft
5 main spans
Daily traffic
120
2018 count
Owner
County
County Highway Agency

About this bridge

Callio Road over Trib Sunflower River is a concrete channel beam carrying Callio Road over Trib Sunflower River in Humphreys County, Mississippi. It was built in 2005, so it is 20 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 120 vehicles a day, roughly 8% of them trucks, projected to reach 180 by 2044. The structure is 155 ft (47.2 m) long and 31 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesCallio Road
CrossesTrib Sunflower River
LocationSec 26 T16N R 5W
RouteCounty Highway 57
Coordinates33.20303, -90.67944
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating69.6 US tons
Inventory rating41.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadHS 20
Structure length155 ft (47.2 m)
Longest span31 ft (9.4 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2018)
Projected traffic180 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Callio Road over Trib Sunflower River built?

It was built in 2005, making it 20 years old in 2025.

What condition is Callio Road over Trib 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 December 2023.

How much traffic does Callio Road over Trib Sunflower River carry?

About 120 vehicles per day (2018 count), of which roughly 8% are trucks.

How long is Callio Road over Trib Sunflower River?

The structure is 155 ft (47.2 m) long with a longest span of 31 ft (9.4 m) and a deck 31 ft wide.

Who owns Callio Road over Trib Sunflower River?

It is owned by the County Highway Agency.