US Bridges

Cobb RD over Sandy Creek

PoorPosted for load

Livingston County, Kentucky · .6 MI SE of JCT Ky 1433 · Structure no. 070C00001N

Built
1935
90 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
47 ft
2 main spans
Daily traffic
20
2014 count
Owner
County
County Highway Agency

About this bridge

Cobb RD over Sandy Creek is a steel continuous stringer/multi-beam or girder carrying Cobb RD over Sandy Creek in Livingston County, Kentucky. It was built in 1935, so it is 90 years old, older than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 20 vehicles a day, projected to reach 20 by 2034. The structure is 47 ft (14.3 m) long and 16 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesCobb RD
CrossesSandy Creek
Location.6 MI SE of JCT Ky 1433
RouteCounty Highway 1005
CountyLivingston County
StateKentucky
Coordinates37.20861, -88.29028
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry7: Better than present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating15.4 US tons
Inventory rating9.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length47 ft (14.3 m)
Longest span22 ft (6.7 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2014)
Projected traffic20 by 2034
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Cobb RD over Sandy Creek built?

It was built in 1935, making it 90 years old in 2025.

What condition is Cobb RD over Sandy Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does Cobb RD over Sandy Creek carry?

About 20 vehicles per day (2014 count).

How long is Cobb RD over Sandy Creek?

The structure is 47 ft (14.3 m) long with a longest span of 22 ft (6.7 m) and a deck 16 ft wide.

Who owns Cobb RD over Sandy Creek?

It is owned by the County Highway Agency.