US Bridges

Collins Branch RD over Carr Fork

Good

Knott County, Kentucky · 0.01 MI S of JCT 582 · Structure no. 060C00091N

Built
2021
4 years old
Condition
Good
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
34 ft
1 main span
Daily traffic
291
2010 count
Owner
County
County Highway Agency

About this bridge

Collins Branch RD over Carr Fork is a prestressed concrete box beam or girders - multiple carrying Collins Branch RD over Carr Fork in Knott County, Kentucky. It was built in 2021, so it is 4 years old, younger than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 291 vehicles a day, projected to reach 291 by 2030. The structure is 34 ft (10.4 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesCollins Branch RD
CrossesCarr Fork
Location0.01 MI S of JCT 582
RouteCounty Highway 1130
CountyKnott County
StateKentucky
Coordinates37.27222, -82.86222
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.6 US tons
Inventory rating52.9 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length34 ft (10.4 m)
Longest span32 ft (9.9 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic291 (2010)
Projected traffic291 by 2030
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Collins Branch RD over Carr Fork built?

It was built in 2021, making it 4 years old in 2025.

What condition is Collins Branch RD over Carr Fork in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does Collins Branch RD over Carr Fork carry?

About 291 vehicles per day (2010 count).

How long is Collins Branch RD over Carr Fork?

The structure is 34 ft (10.4 m) long with a longest span of 32 ft (9.9 m) and a deck 16 ft wide.

Who owns Collins Branch RD over Carr Fork?

It is owned by the County Highway Agency.