US Bridges

SR 341 over Slush Run

Good

Fountain County, Indiana · 00.41 S SR 28 · Structure no. 031780

Built
1956
69 years old
Condition
Good
inspected December 2023
Type
Arch - Deck
Concrete
Length
33 ft
1 main span
Daily traffic
1,536
2021 count
Owner
State
State Highway Agency

About this bridge

SR 341 over Slush Run is a concrete arch - deck carrying SR 341 over Slush Run in Fountain County, Indiana. It was built in 1956, so it is 69 years old, older 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 1,536 vehicles a day, roughly 8% of them trucks, projected to reach 1,794 by 2032. The structure is 33 ft (10 m) long and 28 ft wide. If it were closed, the detour would be 10.6 mi (17 km).

CarriesSR 341
CrossesSlush Run
Location00.41 S SR 28
RouteState Highway 341
StateIndiana
Coordinates40.2738, -87.14862
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.2 US tons
Inventory rating50.4 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length33 ft (10 m)
Longest span30 ft (9.1 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,536 (2021)
Projected traffic1,794 by 2032
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed10.6 mi (17 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 341 over Slush Run built?

It was built in 1956, making it 69 years old in 2025.

What condition is SR 341 over Slush 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 December 2023.

How much traffic does SR 341 over Slush Run carry?

About 1,536 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is SR 341 over Slush Run?

The structure is 33 ft (10 m) long with a longest span of 30 ft (9.1 m) and a deck 28 ft wide.

Who owns SR 341 over Slush Run?

It is owned by the State Highway Agency.