US Bridges

SR 56 over Mennets Run

Good

Switzerland County, Indiana · 01.51 W SR 129 · Structure no. 020410

Built
1985
40 years old
Condition
Good
inspected August 2024
Type
Culvert
Steel
Length
31 ft
1 main span
Daily traffic
2,387
2022 count
Owner
State
State Highway Agency

About this bridge

SR 56 over Mennets Run is a steel culvert carrying SR 56 over Mennets Run in Switzerland County, Indiana. It was built in 1985, so it is 40 years old, younger than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,387 vehicles a day, roughly 10% of them trucks, projected to reach 3,477 by 2033. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesSR 56
CrossesMennets Run
Location01.51 W SR 129
RouteState Highway 56
CountySwitzerland County
StateIndiana
Coordinates38.72245, -85.10907
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length31 ft (9.4 m)
Longest span29 ft (8.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,387 (2022)
Projected traffic3,477 by 2033
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 56 over Mennets Run built?

It was built in 1985, making it 40 years old in 2025.

What condition is SR 56 over Mennets Run in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does SR 56 over Mennets Run carry?

About 2,387 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is SR 56 over Mennets Run?

The structure is 31 ft (9.4 m) long with a longest span of 29 ft (8.7 m).

Who owns SR 56 over Mennets Run?

It is owned by the State Highway Agency.