US Bridges

US 27 over Silver Creek

Fair

Union County, Indiana · 01.73 N SR 44 · Structure no. 007100

Built
1957
68 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
50 ft
1 main span
Daily traffic
5,308
2022 count
Owner
State
State Highway Agency

About this bridge

US 27 over Silver Creek is a concrete culvert carrying US 27 over Silver Creek in Union County, Indiana. It was built in 1957, so it is 68 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 5,308 vehicles a day, roughly 10% of them trucks, projected to reach 7,000 by 2040. The structure is 50 ft (15.2 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS 27
CrossesSilver Creek
Location01.73 N SR 44
RouteU.S. Route 27
StateIndiana
Coordinates39.65998, -84.92741
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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior 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 length50 ft (15.2 m)
Longest span50 ft (15.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,308 (2022)
Projected traffic7,000 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 27 over Silver Creek built?

It was built in 1957, making it 68 years old in 2025.

What condition is US 27 over Silver 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 March 2023.

How much traffic does US 27 over Silver Creek carry?

About 5,308 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is US 27 over Silver Creek?

The structure is 50 ft (15.2 m) long with a longest span of 50 ft (15.2 m).

Who owns US 27 over Silver Creek?

It is owned by the State Highway Agency.