US Bridges

SR 352 over Leuck Ditch

Fair

Benton County, Indiana · 03.05 W US 41 · Structure no. 031900

Built
1947
78 years old, rebuilt 2020
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
490
2020 count
Owner
State
State Highway Agency

About this bridge

SR 352 over Leuck Ditch is a prestressed concrete stringer/multi-beam or girder carrying SR 352 over Leuck Ditch in Benton County, Indiana. It was built in 1947 and reconstructed in 2020, so it is 78 years old, older 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 490 vehicles a day, roughly 17% of them trucks, projected to reach 1,830 by 2020. The structure is 45 ft (13.7 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesSR 352
CrossesLeuck Ditch
Location03.05 W US 41
RouteState Highway 352
CountyBenton County
StateIndiana
Coordinates40.52067, -87.43324
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
Deck8 Very GoodNo problems noted.
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
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.9 US tons
Inventory rating53.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span42 ft (12.8 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic490 (2020)
Projected traffic1,830 by 2020
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 SR 352 over Leuck Ditch built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 2020.

What condition is SR 352 over Leuck 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 November 2024.

How much traffic does SR 352 over Leuck Ditch carry?

About 490 vehicles per day (2020 count), of which roughly 17% are trucks.

How long is SR 352 over Leuck Ditch?

The structure is 45 ft (13.7 m) long with a longest span of 42 ft (12.8 m) and a deck 34 ft wide.

Who owns SR 352 over Leuck Ditch?

It is owned by the State Highway Agency.