US Bridges

KY-1820 over Branch of Mayfeild Creek

PoorPosted for load

Graves County, Kentucky · .20 MI East of JCT Ky 339 · Structure no. 042B00271N

Built
1967
58 years old
Condition
Poor
inspected August 2024
Type
Channel Beam
Concrete
Length
66 ft
3 main spans
Daily traffic
628
2021 count
Owner
State
State Highway Agency

About this bridge

KY-1820 over Branch of Mayfeild Creek is a concrete channel beam carrying KY-1820 over Branch of Mayfeild Creek in Graves County, Kentucky. It was built in 1967, so it is 58 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 3 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 628 vehicles a day, projected to reach 628 by 2041. The structure is 66 ft (20.1 m) long and 24 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesKY-1820
CrossesBranch of Mayfeild Creek
Location.20 MI East of JCT Ky 339
RouteState Highway 1820
Coordinates36.94639, -88.72194
Functional classRural Minor Collector

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating5 US tons
Inventory rating3 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length66 ft (20.1 m)
Longest span20 ft (6.1 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic628 (2021)
Projected traffic628 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 proposedReplacement because of relocation of road
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was KY-1820 over Branch of Mayfeild Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is KY-1820 over Branch of Mayfeild 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 August 2024.

How much traffic does KY-1820 over Branch of Mayfeild Creek carry?

About 628 vehicles per day (2021 count).

How long is KY-1820 over Branch of Mayfeild Creek?

The structure is 66 ft (20.1 m) long with a longest span of 20 ft (6.1 m) and a deck 24 ft wide.

Who owns KY-1820 over Branch of Mayfeild Creek?

It is owned by the State Highway Agency.