US Bridges

US 41 over Dike Ditch

Fair

Lake County, Indiana · 05.52 S SR 2 · Structure no. 015560

Built
1954
71 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
7,365
2021 count
Owner
State
State Highway Agency

About this bridge

US 41 over Dike Ditch is a concrete culvert carrying US 41 over Dike Ditch in Lake County, Indiana. It was built in 1954, so it is 71 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 7,365 vehicles a day, roughly 30% of them trucks, projected to reach 13,891 by 2030. The structure is 40 ft (12.1 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 41
CrossesDike Ditch
Location05.52 S SR 2
RouteU.S. Route 41
StateIndiana
Coordinates41.17489, -87.44812
Functional classRural Principal Arterial - Other

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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.9 US tons
Inventory rating37.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length40 ft (12.1 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,365 (2021)
Projected traffic13,891 by 2030
Trucks30%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 US 41 over Dike Ditch built?

It was built in 1954, making it 71 years old in 2025.

What condition is US 41 over Dike 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 US 41 over Dike Ditch carry?

About 7,365 vehicles per day (2021 count), of which roughly 30% are trucks.

How long is US 41 over Dike Ditch?

The structure is 40 ft (12.1 m) long with a longest span of 12 ft (3.6 m).

Who owns US 41 over Dike Ditch?

It is owned by the State Highway Agency.