US Bridges

US 41 over Ihb RR & Yard 4 Streets

Fair

Lake County, Indiana · 02.94 N I-80 · Structure no. 015690

Built
1974
51 years old, rebuilt 2018
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
894 ft
10 main spans
Daily traffic
19,611
2021 count
Owner
State
State Highway Agency

About this bridge

US 41 over Ihb RR & Yard 4 Streets is a steel continuous stringer/multi-beam or girder carrying US 41 over Ihb RR & Yard 4 Streets in Lake County, Indiana. It was built in 1974 and reconstructed in 2018, so it is 51 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 5 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 19,611 vehicles a day, roughly 8% of them trucks, projected to reach 32,299 by 2030. The structure is 894 ft (272.4 m) long and 68 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 41
CrossesIhb RR & Yard 4 Streets
Location02.94 N I-80
RouteU.S. Route 41
StateIndiana
Coordinates41.61684, -87.5089
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating43.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20 + Mod
Structure length894 ft (272.4 m)
Longest span100 ft (30.4 m)
Deck width68 ft (20.8 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,611 (2021)
Projected traffic32,299 by 2030
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed0.6 mi (1 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 41 over Ihb RR & Yard 4 Streets built?

It was built in 1974, making it 51 years old in 2025. It was reconstructed in 2018.

What condition is US 41 over Ihb RR & Yard 4 Streets 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 January 2023.

How much traffic does US 41 over Ihb RR & Yard 4 Streets carry?

About 19,611 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is US 41 over Ihb RR & Yard 4 Streets?

The structure is 894 ft (272.4 m) long with a longest span of 100 ft (30.4 m) and a deck 68 ft wide.

Who owns US 41 over Ihb RR & Yard 4 Streets?

It is owned by the State Highway Agency.