US Bridges

KY-136 over Porters Ditch

Fair

McLean County, Kentucky · 0.5 MI E JCT Ky 140 · Structure no. 075B00077N

Built
2002
23 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
50 ft
1 main span
Daily traffic
981
2021 count
Owner
State
State Highway Agency

About this bridge

KY-136 over Porters Ditch is a concrete culvert carrying KY-136 over Porters Ditch in McLean County, Kentucky. It was built in 2002, so it is 23 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.

It carries about 981 vehicles a day, roughly 16% of them trucks, projected to reach 981 by 2041. The structure is 50 ft (15.2 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesKY-136
CrossesPorters Ditch
Location0.5 MI E JCT Ky 140
RouteState Highway 136
CountyMcLean County
StateKentucky
Coordinates37.59778, -87.31472
Functional classRural Major 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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating65.5 US tons
Inventory rating39.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length50 ft (15.2 m)
Longest span50 ft (15.2 m)
Deck width46 ft (14 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic981 (2021)
Projected traffic981 by 2041
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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-136 over Porters Ditch built?

It was built in 2002, making it 23 years old in 2025.

What condition is KY-136 over Porters Ditch 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 August 2024.

How much traffic does KY-136 over Porters Ditch carry?

About 981 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is KY-136 over Porters Ditch?

The structure is 50 ft (15.2 m) long with a longest span of 50 ft (15.2 m) and a deck 46 ft wide.

Who owns KY-136 over Porters Ditch?

It is owned by the State Highway Agency.