US Bridges

Mckee Road over Trib of Sunflower River

Good

Coahoma County, Mississippi · Sec 31 T29N R 4W · Structure no. SA1400000000100

Built
1972
53 years old
Condition
Good
inspected February 2024
Type
Channel Beam
Concrete
Length
38 ft
2 main spans
Daily traffic
400
2024 count
Owner
County
County Highway Agency

About this bridge

Mckee Road over Trib of Sunflower River is a concrete channel beam carrying Mckee Road over Trib of Sunflower River in Coahoma County, Mississippi. It was built in 1972, so it is 53 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 400 vehicles a day, roughly 10% of them trucks, projected to reach 600 by 2044. The structure is 38 ft (11.6 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesMckee Road
CrossesTrib of Sunflower River
LocationSec 31 T29N R 4W
RouteCounty Highway 108
Coordinates34.341, -90.64003
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.
Superstructure7 GoodSome minor problems.
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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.6 US tons
Inventory rating39.2 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadH 15
Structure length38 ft (11.6 m)
Longest span19 ft (5.8 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2024)
Projected traffic600 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$127,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mckee Road over Trib of Sunflower River built?

It was built in 1972, making it 53 years old in 2025.

What condition is Mckee Road over Trib of 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 February 2024.

How much traffic does Mckee Road over Trib of Sunflower River carry?

About 400 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Mckee Road over Trib of Sunflower River?

The structure is 38 ft (11.6 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns Mckee Road over Trib of Sunflower River?

It is owned by the County Highway Agency.