US Bridges

169th ST15th Ave over SR 912 Eb/Wb

Fair

Lake County, Indiana · 01.06 E US 20 · Structure no. 033140

Built
1966
59 years old, rebuilt 1998
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
150 ft
2 main spans
Daily traffic
53,949
2021 count
Owner
State
State Highway Agency

About this bridge

169th ST15th Ave over SR 912 Eb/Wb is a steel continuous stringer/multi-beam or girder carrying 169th ST15th Ave over SR 912 Eb/Wb in Lake County, Indiana. It was built in 1966 and reconstructed in 1998, so it is 59 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 53,949 vehicles a day, roughly 9% of them trucks, projected to reach 32,340 by 2030. The structure is 150 ft (45.7 m) long and 74 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Carries169th ST15th Ave
CrossesSR 912 Eb/Wb
Location01.06 E US 20
RouteCity Street 0
StateIndiana
Coordinates41.58815, -87.4328
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating38.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span73 ft (22.4 m)
Deck width74 ft (22.7 m)
Roadway width68 ft (20.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53,949 (2021)
Projected traffic32,340 by 2030
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed2.5 mi (4 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 169th ST15th Ave over SR 912 Eb/Wb built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1998.

What condition is 169th ST15th Ave over SR 912 Eb/Wb 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 September 2024.

How much traffic does 169th ST15th Ave over SR 912 Eb/Wb carry?

About 53,949 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is 169th ST15th Ave over SR 912 Eb/Wb?

The structure is 150 ft (45.7 m) long with a longest span of 73 ft (22.4 m) and a deck 74 ft wide.

Who owns 169th ST15th Ave over SR 912 Eb/Wb?

It is owned by the State Highway Agency.