US Bridges

Columbia Ave over Conrail RR 3 Streets

Fair

Lake County, Indiana · 00.10 S Michigan ST · Structure no. 4500156

Built
1963
62 years old, rebuilt 2002
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
964 ft
11 main spans
Daily traffic
17,931
2012 count
Owner
County
County Highway Agency

About this bridge

Columbia Ave over Conrail RR 3 Streets is a steel continuous stringer/multi-beam or girder carrying Columbia Ave over Conrail RR 3 Streets in Lake County, Indiana. It was built in 1963 and reconstructed in 2002, so it is 62 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 17,931 vehicles a day, roughly 3% of them trucks, projected to reach 23,693 by 2040. The structure is 964 ft (293.7 m) long and 63 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesColumbia Ave
CrossesConrail RR 3 Streets
Location00.10 S Michigan ST
RouteCity Street 0
CountyLake County
StateIndiana
Coordinates41.61315, -87.49997
Functional classUrban Minor 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.1 US tons
Inventory rating28.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20
Structure length964 ft (293.7 m)
Longest span100 ft (30.4 m)
Deck width63 ft (19.2 m)
Roadway width56 ft (17 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,931 (2012)
Projected traffic23,693 by 2040
Trucks3%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$3.3 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Columbia Ave over Conrail RR 3 Streets built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2002.

What condition is Columbia Ave over Conrail RR 3 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 August 2024.

How much traffic does Columbia Ave over Conrail RR 3 Streets carry?

About 17,931 vehicles per day (2012 count), of which roughly 3% are trucks.

How long is Columbia Ave over Conrail RR 3 Streets?

The structure is 964 ft (293.7 m) long with a longest span of 100 ft (30.4 m) and a deck 63 ft wide.

Who owns Columbia Ave over Conrail RR 3 Streets?

It is owned by the County Highway Agency.