US Bridges

Ky 830 over East Fork of Lynn Camp C

Fair

Knox County, Kentucky · .75 MI Sou. of JCT Ky 312 · Structure no. 061B00009N

Built
1955
70 years old
Condition
Fair
inspected October 2024
Type
Tee Beam
Concrete
Length
84 ft
3 main spans
Daily traffic
595
2022 count
Owner
State
State Highway Agency

About this bridge

Ky 830 over East Fork of Lynn Camp C is a concrete tee beam carrying Ky 830 over East Fork of Lynn Camp C in Knox County, Kentucky. It was built in 1955, so it is 70 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 595 vehicles a day, roughly 10% of them trucks, projected to reach 595 by 2042. The structure is 84 ft (25.6 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesKy 830
CrossesEast Fork of Lynn Camp C
Location.75 MI Sou. of JCT Ky 312
RouteState Highway 830
CountyKnox County
StateKentucky
Coordinates36.94389, -84.08556
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating89.6 US tons
Inventory rating53.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length84 ft (25.6 m)
Longest span25 ft (7.6 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic595 (2022)
Projected traffic595 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ky 830 over East Fork of Lynn Camp C built?

It was built in 1955, making it 70 years old in 2025.

What condition is Ky 830 over East Fork of Lynn Camp C 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 October 2024.

How much traffic does Ky 830 over East Fork of Lynn Camp C carry?

About 595 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Ky 830 over East Fork of Lynn Camp C?

The structure is 84 ft (25.6 m) long with a longest span of 25 ft (7.6 m) and a deck 24 ft wide.

Who owns Ky 830 over East Fork of Lynn Camp C?

It is owned by the State Highway Agency.