US Bridges

Half Mountain Cree over Big Half Mountain CR

FairPosted for load

Magoffin County, Kentucky · .3MI S(via CR5148)-KY1471 · Structure no. 077C00008N

Built
1960
65 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
48
2006 count
Owner
County
County Highway Agency

About this bridge

Half Mountain Cree over Big Half Mountain CR is a steel stringer/multi-beam or girder carrying Half Mountain Cree over Big Half Mountain CR in Magoffin County, Kentucky. It was built in 1960, so it is 65 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 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 48 vehicles a day, projected to reach 51 by 2026. The structure is 30 ft (9.1 m) long and 15 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesHalf Mountain Cree
CrossesBig Half Mountain CR
Location.3MI S(via CR5148)-KY1471
RouteCounty Highway 1148
CountyMagoffin County
StateKentucky
Coordinates37.60417, -83.02806
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating64.8 US tons
Inventory rating38.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span27 ft (8.1 m)
Deck width15 ft (4.5 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48 (2006)
Projected traffic51 by 2026
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$69,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Half Mountain Cree over Big Half Mountain CR built?

It was built in 1960, making it 65 years old in 2025.

What condition is Half Mountain Cree over Big Half Mountain 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 January 2023.

How much traffic does Half Mountain Cree over Big Half Mountain CR carry?

About 48 vehicles per day (2006 count).

How long is Half Mountain Cree over Big Half Mountain CR?

The structure is 30 ft (9.1 m) long with a longest span of 27 ft (8.1 m) and a deck 15 ft wide.

Who owns Half Mountain Cree over Big Half Mountain CR?

It is owned by the County Highway Agency.