US Bridges

Ky 1008 over Seaboard Railroad

Fair

Simpson County, Kentucky · .20 MI East of JCT US 31W · Structure no. 107B00028N

Built
1969
56 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
148 ft
3 main spans
Daily traffic
9,683
2022 count
Owner
State
State Highway Agency

About this bridge

Ky 1008 over Seaboard Railroad is a steel continuous stringer/multi-beam or girder carrying Ky 1008 over Seaboard Railroad in Simpson County, Kentucky. It was built in 1969, so it is 56 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 9,683 vehicles a day, roughly 19% of them trucks, projected to reach 9,683 by 2042. The structure is 148 ft (45.1 m) long and 37 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesKy 1008
CrossesSeaboard Railroad
Location.20 MI East of JCT US 31W
RouteState Highway 1008
CountySimpson County
StateKentucky
Coordinates36.70694, -86.56972
Functional classUrban Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating66.5 US tons
Inventory rating39.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length148 ft (45.1 m)
Longest span58 ft (17.7 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,683 (2022)
Projected traffic9,683 by 2042
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 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 1008 over Seaboard Railroad built?

It was built in 1969, making it 56 years old in 2025.

What condition is Ky 1008 over Seaboard Railroad 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 July 2023.

How much traffic does Ky 1008 over Seaboard Railroad carry?

About 9,683 vehicles per day (2022 count), of which roughly 19% are trucks.

How long is Ky 1008 over Seaboard Railroad?

The structure is 148 ft (45.1 m) long with a longest span of 58 ft (17.7 m) and a deck 37 ft wide.

Who owns Ky 1008 over Seaboard Railroad?

It is owned by the State Highway Agency.