US Bridges

Longbranch RD over Lonebranch CR

FairPosted for load

Boone County, Kentucky · 2.3 Mi-Nw JCT US 42 · Structure no. 008C00055N

Built
1994
31 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
4,830
2023 count
Owner
County
County Highway Agency

About this bridge

Longbranch RD over Lonebranch CR is a prestressed concrete box beam or girders - multiple carrying Longbranch RD over Lonebranch CR in Boone County, Kentucky. It was built in 1994, so it is 31 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. Its operating status is: posted for load restriction.

It carries about 4,830 vehicles a day, projected to reach 4,830 by 2043. The structure is 32 ft (9.9 m) long and 32 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesLongbranch RD
CrossesLonebranch CR
Location2.3 Mi-Nw JCT US 42
RouteCounty Highway 1002
CountyBoone County
StateKentucky
Coordinates38.96944, -84.70306
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating42.2 US tons
Inventory rating25.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length32 ft (9.9 m)
Longest span21 ft (6.4 m)
Deck width32 ft (9.9 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,830 (2023)
Projected traffic4,830 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Longbranch RD over Lonebranch CR built?

It was built in 1994, making it 31 years old in 2025.

What condition is Longbranch RD over Lonebranch 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 September 2024.

How much traffic does Longbranch RD over Lonebranch CR carry?

About 4,830 vehicles per day (2023 count).

How long is Longbranch RD over Lonebranch CR?

The structure is 32 ft (9.9 m) long with a longest span of 21 ft (6.4 m) and a deck 32 ft wide.

Who owns Longbranch RD over Lonebranch CR?

It is owned by the County Highway Agency.