US Bridges

East Prong RD over Seals Fork

Fair

Jefferson County, Indiana · 00.09 S of Lonnis Hill RD · Structure no. 3900086

Built
1992
33 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
100
2020 count
Owner
County
County Highway Agency

About this bridge

East Prong RD over Seals Fork is a prestressed concrete box beam or girders - multiple carrying East Prong RD over Seals Fork in Jefferson County, Indiana. It was built in 1992, so it is 33 years old, younger than the Indiana 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 100 vehicles a day, roughly 5% of them trucks, projected to reach 150 by 2040. The structure is 63 ft (19.3 m) long and 24 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesEast Prong RD
CrossesSeals Fork
Location00.09 S of Lonnis Hill RD
RouteCounty Highway 57
StateIndiana
Coordinates38.83839, -85.25909
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.6 US tons
Inventory rating40.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length63 ft (19.3 m)
Longest span60 ft (18.4 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2020)
Projected traffic150 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 East Prong RD over Seals Fork built?

It was built in 1992, making it 33 years old in 2025.

What condition is East Prong RD over Seals Fork 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 2024.

How much traffic does East Prong RD over Seals Fork carry?

About 100 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is East Prong RD over Seals Fork?

The structure is 63 ft (19.3 m) long with a longest span of 60 ft (18.4 m) and a deck 24 ft wide.

Who owns East Prong RD over Seals Fork?

It is owned by the County Highway Agency.