US Bridges

KY-1340 over Lynn Fork

PoorPosted for load

Webster County, Kentucky · .80 MI W of JCT Ky 874 · Structure no. 117B00099N

Built
1976
49 years old
Condition
Poor
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
102 ft
3 main spans
Daily traffic
516
2022 count
Owner
State
State Highway Agency

About this bridge

KY-1340 over Lynn Fork is a prestressed concrete box beam or girders - multiple carrying KY-1340 over Lynn Fork in Webster County, Kentucky. It was built in 1976, so it is 49 years old, older than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 516 vehicles a day, projected to reach 516 by 2042. The structure is 102 ft (31.2 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesKY-1340
CrossesLynn Fork
Location.80 MI W of JCT Ky 874
RouteState Highway 1340
CountyWebster County
StateKentucky
Coordinates37.48722, -87.77222
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length102 ft (31.2 m)
Longest span34 ft (10.4 m)
Deck width33 ft (10.1 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic516 (2022)
Projected traffic516 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 KY-1340 over Lynn Fork built?

It was built in 1976, making it 49 years old in 2025.

What condition is KY-1340 over Lynn Fork in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2024.

How much traffic does KY-1340 over Lynn Fork carry?

About 516 vehicles per day (2022 count).

How long is KY-1340 over Lynn Fork?

The structure is 102 ft (31.2 m) long with a longest span of 34 ft (10.4 m) and a deck 33 ft wide.

Who owns KY-1340 over Lynn Fork?

It is owned by the State Highway Agency.