US Bridges

Ky 3311 over Willis Branch

Fair

Lewis County, Kentucky · 3.80 MI S of Ky 10 (aa) · Structure no. 068B00109N

Built
1993
32 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
23 ft
1 main span
Daily traffic
163
2022 count
Owner
State
State Highway Agency

About this bridge

Ky 3311 over Willis Branch is a prestressed concrete box beam or girders - multiple carrying Ky 3311 over Willis Branch in Lewis County, Kentucky. It was built in 1993, so it is 32 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 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 163 vehicles a day, projected to reach 163 by 2042. The structure is 23 ft (7 m) long and 20 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

Location

Open in Google Maps
CarriesKy 3311
CrossesWillis Branch
Location3.80 MI S of Ky 10 (aa)
RouteState Highway 3311
CountyLewis County
StateKentucky
Coordinates38.56667, -83.12278
Functional classRural Local

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating84.3 US tons
Inventory rating50.6 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length23 ft (7 m)
Longest span20 ft (6.2 m)
Deck width20 ft (6.2 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic163 (2022)
Projected traffic163 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed4.3 mi (7 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 3311 over Willis Branch built?

It was built in 1993, making it 32 years old in 2025.

What condition is Ky 3311 over Willis Branch 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 January 2024.

How much traffic does Ky 3311 over Willis Branch carry?

About 163 vehicles per day (2022 count).

How long is Ky 3311 over Willis Branch?

The structure is 23 ft (7 m) long with a longest span of 20 ft (6.2 m) and a deck 20 ft wide.

Who owns Ky 3311 over Willis Branch?

It is owned by the State Highway Agency.