US Bridges

US 30 over Spring Creek

Fair

Whitley County, Indiana · 03.28 W SR 109 · Structure no. 008650

Built
1948
77 years old, rebuilt 1958
Condition
Fair
inspected June 2024
Type
Culvert
Concrete
Length
34 ft
1 main span
Daily traffic
24,534
2021 count
Owner
State
State Highway Agency

About this bridge

US 30 over Spring Creek is a concrete culvert carrying US 30 over Spring Creek in Whitley County, Indiana. It was built in 1948 and reconstructed in 1958, so it is 77 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 24,534 vehicles a day, roughly 31% of them trucks, projected to reach 27,321 by 2034. The structure is 34 ft (10.5 m) long and 76 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesUS 30
CrossesSpring Creek
Location03.28 W SR 109
RouteU.S. Route 30
StateIndiana
Coordinates41.17492, -85.55217
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating97.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length34 ft (10.5 m)
Longest span25 ft (7.6 m)
Deck width76 ft (23.1 m)
Roadway width76 ft (23.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,534 (2021)
Projected traffic27,321 by 2034
Trucks31%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 30 over Spring Creek built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 1958.

What condition is US 30 over Spring 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 June 2024.

How much traffic does US 30 over Spring Creek carry?

About 24,534 vehicles per day (2021 count), of which roughly 31% are trucks.

How long is US 30 over Spring Creek?

The structure is 34 ft (10.5 m) long with a longest span of 25 ft (7.6 m) and a deck 76 ft wide.

Who owns US 30 over Spring Creek?

It is owned by the State Highway Agency.