US Bridges

US 278 over Lyon Creek_tanglefoot TR

Fair

Pontotoc County, Mississippi · 1.0 MI E SR 15 · Structure no. 31000060581066B

Built
1996
29 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
476 ft
4 main spans
Daily traffic
7,500
2023 count
Owner
State
State Highway Agency

About this bridge

US 278 over Lyon Creek_tanglefoot TR is a prestressed concrete continuous stringer/multi-beam or girder carrying US 278 over Lyon Creek_tanglefoot TR in Pontotoc County, Mississippi. It was built in 1996, so it is 29 years old, younger 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.

It carries about 7,500 vehicles a day, roughly 15% of them trucks, projected to reach 8,000 by 2043. The structure is 476 ft (145.2 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 278
CrossesLyon Creek_tanglefoot TR
Location1.0 MI E SR 15
RouteU.S. Route 278
Coordinates34.28918, -89.01021
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.7 US tons
Inventory rating29.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length476 ft (145.2 m)
Longest span127 ft (38.7 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,500 (2023)
Projected traffic8,000 by 2043
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 278 over Lyon Creek_tanglefoot TR built?

It was built in 1996, making it 29 years old in 2025.

What condition is US 278 over Lyon Creek_tanglefoot TR 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 April 2023.

How much traffic does US 278 over Lyon Creek_tanglefoot TR carry?

About 7,500 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is US 278 over Lyon Creek_tanglefoot TR?

The structure is 476 ft (145.2 m) long with a longest span of 127 ft (38.7 m) and a deck 43 ft wide.

Who owns US 278 over Lyon Creek_tanglefoot TR?

It is owned by the State Highway Agency.