US Bridges

SR 46 over Six Mile Creek

Fair

Owen County, Indiana · 03.61 W SR 246 · Structure no. 017070

Built
1934
91 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
32 ft
1 main span
Daily traffic
2,803
2021 count
Owner
State
State Highway Agency

About this bridge

SR 46 over Six Mile Creek is a concrete stringer/multi-beam or girder carrying SR 46 over Six Mile Creek in Owen County, Indiana. It was built in 1934, so it is 91 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 2,803 vehicles a day, roughly 8% of them trucks, projected to reach 3,831 by 2033. The structure is 32 ft (9.7 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 46
CrossesSix Mile Creek
Location03.61 W SR 246
RouteState Highway 46
StateIndiana
Coordinates39.34604, -86.91407
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating31.4 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length32 ft (9.7 m)
Longest span28 ft (8.5 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,803 (2021)
Projected traffic3,831 by 2033
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 46 over Six Mile Creek built?

It was built in 1934, making it 91 years old in 2025.

What condition is SR 46 over Six Mile 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 February 2024.

How much traffic does SR 46 over Six Mile Creek carry?

About 2,803 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is SR 46 over Six Mile Creek?

The structure is 32 ft (9.7 m) long with a longest span of 28 ft (8.5 m) and a deck 27 ft wide.

Who owns SR 46 over Six Mile Creek?

It is owned by the State Highway Agency.