US Bridges

CR H-4137th Ave over I-65 Nb/Sb

Fair

Lake County, Indiana · 01.73 S US 231 · Structure no. 038430

Built
1964
61 years old, rebuilt 2018
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
215 ft
2 main spans
Daily traffic
431
2015 count
Owner
State
State Highway Agency

About this bridge

CR H-4137th Ave over I-65 Nb/Sb is a steel continuous stringer/multi-beam or girder carrying CR H-4137th Ave over I-65 Nb/Sb in Lake County, Indiana. It was built in 1964 and reconstructed in 2018, so it is 61 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 431 vehicles a day, roughly 5% of them trucks, projected to reach 641 by 2035. The structure is 215 ft (65.5 m) long and 29 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesCR H-4137th Ave
CrossesI-65 Nb/Sb
Location01.73 S US 231
RouteCounty Highway 0
CountyLake County
StateIndiana
Coordinates41.36921, -87.32046
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.1 US tons
Inventory rating32.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length215 ft (65.5 m)
Longest span68 ft (20.8 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic431 (2015)
Projected traffic641 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.8 mi (11 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 CR H-4137th Ave over I-65 Nb/Sb built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2018.

What condition is CR H-4137th Ave over I-65 Nb/Sb 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 April 2023.

How much traffic does CR H-4137th Ave over I-65 Nb/Sb carry?

About 431 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is CR H-4137th Ave over I-65 Nb/Sb?

The structure is 215 ft (65.5 m) long with a longest span of 68 ft (20.8 m) and a deck 29 ft wide.

Who owns CR H-4137th Ave over I-65 Nb/Sb?

It is owned by the State Highway Agency.