US Bridges

Spruce Pine RD over Hammons Fork

FairPosted for load

Knox County, Kentucky · .1 MI S of JCT CR 5051 · Structure no. 061C00058N

Built
1980
45 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
32 ft
1 main span
Daily traffic
380
2006 count
Owner
County
County Highway Agency

About this bridge

Spruce Pine RD over Hammons Fork is a steel stringer/multi-beam or girder carrying Spruce Pine RD over Hammons Fork in Knox County, Kentucky. It was built in 1980, so it is 45 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 5 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 380 vehicles a day, projected to reach 529 by 2026. The structure is 32 ft (9.8 m) long and 12 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

No coordinates are recorded for this structure.

CarriesSpruce Pine RD
CrossesHammons Fork
Location.1 MI S of JCT CR 5051
RouteCounty Highway 1066
CountyKnox County
StateKentucky
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.
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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating63.1 US tons
Inventory rating37.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span23 ft (7 m)
Deck width12 ft (3.7 m)
Roadway width12 ft (3.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic380 (2006)
Projected traffic529 by 2026
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$47,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Spruce Pine RD over Hammons Fork built?

It was built in 1980, making it 45 years old in 2025.

What condition is Spruce Pine RD over Hammons 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 Spruce Pine RD over Hammons Fork carry?

About 380 vehicles per day (2006 count).

How long is Spruce Pine RD over Hammons Fork?

The structure is 32 ft (9.8 m) long with a longest span of 23 ft (7 m) and a deck 12 ft wide.

Who owns Spruce Pine RD over Hammons Fork?

It is owned by the County Highway Agency.