US Bridges

US-31E over Trammel Fork Creek

Fair

Allen County, Kentucky · 3.2 MI S - JCT Ky 100 · Structure no. 002B00044N

Built
1986
39 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
764 ft
8 main spans
Daily traffic
5,792
2022 count
Owner
State
State Highway Agency

About this bridge

US-31E over Trammel Fork Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying US-31E over Trammel Fork Creek in Allen County, Kentucky. It was built in 1986, so it is 39 years old, younger than the Kentucky average of 46.6 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 5,792 vehicles a day, roughly 25% of them trucks, projected to reach 5,792 by 2042. The structure is 764 ft (233 m) long and 48 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS-31E
CrossesTrammel Fork Creek
Location3.2 MI S - JCT Ky 100
RouteU.S. Route 31
Coordinates36.70389, -86.25056
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
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
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.6 US tons
Inventory rating55.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20 + Mod
Structure length764 ft (233 m)
Longest span95 ft (29 m)
Deck width48 ft (14.5 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,792 (2022)
Projected traffic5,792 by 2042
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US-31E over Trammel Fork Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is US-31E over Trammel Fork 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 April 2024.

How much traffic does US-31E over Trammel Fork Creek carry?

About 5,792 vehicles per day (2022 count), of which roughly 25% are trucks.

How long is US-31E over Trammel Fork Creek?

The structure is 764 ft (233 m) long with a longest span of 95 ft (29 m) and a deck 48 ft wide.

Who owns US-31E over Trammel Fork Creek?

It is owned by the State Highway Agency.