US Bridges

Stone Avenue over Willow Creek

Fair

Porter County, Indiana · 00.50 W Willowcreek RD · Structure no. 6400110

Built
1966
59 years old, rebuilt 2010
Condition
Fair
inspected May 2024
Type
Culvert
Steel
Length
30 ft
2 main spans
Daily traffic
7,280
2018 count
Owner
County
County Highway Agency

About this bridge

Stone Avenue over Willow Creek is a steel culvert carrying Stone Avenue over Willow Creek in Porter County, Indiana. It was built in 1966 and reconstructed in 2010, 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 7,280 vehicles a day, roughly 6% of them trucks, projected to reach 13,760 by 2038. The structure is 30 ft (9.1 m) long and 29 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesStone Avenue
CrossesWillow Creek
Location00.50 W Willowcreek RD
RouteCity Street 0
StateIndiana
Coordinates41.56497, -87.18899
Functional classUrban Collector

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating107.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span14 ft (4.2 m)
Deck width29 ft (8.8 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,280 (2018)
Projected traffic13,760 by 2038
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed2.5 mi (4 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Stone Avenue over Willow Creek built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2010.

What condition is Stone Avenue over Willow Creek 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 May 2024.

How much traffic does Stone Avenue over Willow Creek carry?

About 7,280 vehicles per day (2018 count), of which roughly 6% are trucks.

How long is Stone Avenue over Willow Creek?

The structure is 30 ft (9.1 m) long with a longest span of 14 ft (4.2 m) and a deck 29 ft wide.

Who owns Stone Avenue over Willow Creek?

It is owned by the County Highway Agency.