US Bridges

Lanes Mill over Little Benson(greasy) CR

Fair

Anderson County, Kentucky · South of Franklin Co.Ln. · Structure no. 003C00001N

Built
1925
100 years old, rebuilt 2010
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
42 ft
1 main span
Daily traffic
66
2014 count
Owner
County
County Highway Agency

About this bridge

Lanes Mill over Little Benson(greasy) CR is a steel stringer/multi-beam or girder carrying Lanes Mill over Little Benson(greasy) CR in Anderson County, Kentucky. It was built in 1925 and reconstructed in 2010, so it is 100 years old, older 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 66 vehicles a day, projected to reach 67 by 2034. The structure is 42 ft (12.8 m) long and 13 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLanes Mill
CrossesLittle Benson(greasy) CR
LocationSouth of Franklin Co.Ln.
RouteCounty Highway 1020
Coordinates38.10194, -84.88167
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
Deck8 Very GoodNo problems noted.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionJune 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating74.3 US tons
Inventory rating44.6 US tons

Structure

MaterialSteel
DeckOpen grating
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span34 ft (10.5 m)
Deck width13 ft (4 m)
Roadway width13 ft (4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic66 (2014)
Projected traffic67 by 2034
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$67,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Lanes Mill over Little Benson(greasy) CR built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 2010.

What condition is Lanes Mill over Little Benson(greasy) CR 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 June 2024.

How much traffic does Lanes Mill over Little Benson(greasy) CR carry?

About 66 vehicles per day (2014 count).

How long is Lanes Mill over Little Benson(greasy) CR?

The structure is 42 ft (12.8 m) long with a longest span of 34 ft (10.5 m) and a deck 13 ft wide.

Who owns Lanes Mill over Little Benson(greasy) CR?

It is owned by the County Highway Agency.