US Bridges

Hammons Fork RD over Collins Fork

Fair

Knox County, Kentucky · .1 MI E of JCT Ky 11 · Structure no. 061C00015N

Built
1978
47 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
476
2006 count
Owner
County
County Highway Agency

About this bridge

Hammons Fork RD over Collins Fork is a prestressed concrete box beam or girders - multiple carrying Hammons Fork RD over Collins Fork in Knox County, Kentucky. It was built in 1978, so it is 47 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.

It carries about 476 vehicles a day, projected to reach 662 by 2026. The structure is 60 ft (18.3 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesHammons Fork RD
CrossesCollins Fork
Location.1 MI E of JCT Ky 11
RouteCounty Highway 1051
CountyKnox County
StateKentucky
Coordinates36.98694, -83.83
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.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating110 US tons
Inventory rating70.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span57 ft (17.4 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic476 (2006)
Projected traffic662 by 2026
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Hammons Fork RD over Collins Fork built?

It was built in 1978, making it 47 years old in 2025.

What condition is Hammons Fork RD over Collins Fork 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 Hammons Fork RD over Collins Fork carry?

About 476 vehicles per day (2006 count).

How long is Hammons Fork RD over Collins Fork?

The structure is 60 ft (18.3 m) long with a longest span of 57 ft (17.4 m) and a deck 24 ft wide.

Who owns Hammons Fork RD over Collins Fork?

It is owned by the County Highway Agency.