US Bridges

US 278 over Cat Hair Creek

Fair

Lafayette County, Mississippi · 6.7 MI E SR 7 · Structure no. 310000603608380

Built
1940
85 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
12,000
2023 count
Owner
State
State Highway Agency

About this bridge

US 278 over Cat Hair Creek is a concrete culvert carrying US 278 over Cat Hair Creek in Lafayette County, Mississippi. It was built in 1940, so it is 85 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 12,000 vehicles a day, roughly 14% of them trucks, projected to reach 16,000 by 2043. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 36 mi (58 km).

CarriesUS 278
CrossesCat Hair Creek
Location6.7 MI E SR 7
RouteU.S. Route 278
Coordinates34.32811, -89.40089
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating65.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length30 ft (9.1 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,000 (2023)
Projected traffic16,000 by 2043
Trucks14%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed36 mi (58 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$300 million
NavigationNo navigation control on waterway

Frequently asked questions

When was US 278 over Cat Hair Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is US 278 over Cat Hair Creek 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 May 2023.

How much traffic does US 278 over Cat Hair Creek carry?

About 12,000 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is US 278 over Cat Hair Creek?

The structure is 30 ft (9.1 m) long with a longest span of 14 ft (4.3 m).

Who owns US 278 over Cat Hair Creek?

It is owned by the State Highway Agency.