US Bridges

SR 46 over Tater Bug Branch

Fair

Brown County, Indiana · 01.36 W SR 135 · Structure no. 017230

Built
1935
90 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
33 ft
1 main span
Daily traffic
7,185
2021 count
Owner
State
State Highway Agency

About this bridge

SR 46 over Tater Bug Branch is a concrete culvert carrying SR 46 over Tater Bug Branch in Brown County, Indiana. It was built in 1935, so it is 90 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 7,185 vehicles a day, roughly 10% of them trucks, projected to reach 11,210 by 2031. The structure is 33 ft (10 m) long. If it were closed, the detour would be 11.8 mi (19 km).

Location

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CarriesSR 46
CrossesTater Bug Branch
Location01.36 W SR 135
RouteState Highway 46
CountyBrown County
StateIndiana
Coordinates39.18588, -86.25809
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 protection6 SatisfactoryStructural elements show some minor deterioration.
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating47.2 US tons
Inventory rating41.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length33 ft (10 m)
Longest span30 ft (9.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,185 (2021)
Projected traffic11,210 by 2031
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 SR 46 over Tater Bug Branch built?

It was built in 1935, making it 90 years old in 2025.

What condition is SR 46 over Tater Bug Branch 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 SR 46 over Tater Bug Branch carry?

About 7,185 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is SR 46 over Tater Bug Branch?

The structure is 33 ft (10 m) long with a longest span of 30 ft (9.1 m).

Who owns SR 46 over Tater Bug Branch?

It is owned by the State Highway Agency.