US Bridges

KY-73 over Gasper River

FairPosted for load

Logan County, Kentucky · .7 MI E of JCT Ky 1038 · Structure no. 071B00069N

Built
1981
44 years old
Condition
Fair
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
121 ft
2 main spans
Daily traffic
543
2022 count
Owner
State
State Highway Agency

About this bridge

KY-73 over Gasper River is a prestressed concrete box beam or girders - multiple carrying KY-73 over Gasper River in Logan County, Kentucky. It was built in 1981, so it is 44 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 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 543 vehicles a day, projected to reach 543 by 2042. The structure is 121 ft (37 m) long and 25 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesKY-73
CrossesGasper River
Location.7 MI E of JCT Ky 1038
RouteState Highway 73
CountyLogan County
StateKentucky
Coordinates36.97111, -86.7
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.8 US tons
Inventory rating29.9 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length121 ft (37 m)
Longest span68 ft (20.7 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic543 (2022)
Projected traffic543 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 KY-73 over Gasper River built?

It was built in 1981, making it 44 years old in 2025.

What condition is KY-73 over Gasper River 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 November 2023.

How much traffic does KY-73 over Gasper River carry?

About 543 vehicles per day (2022 count).

How long is KY-73 over Gasper River?

The structure is 121 ft (37 m) long with a longest span of 68 ft (20.7 m) and a deck 25 ft wide.

Who owns KY-73 over Gasper River?

It is owned by the State Highway Agency.