US Bridges

SR 56 over Leistner Creek

Fair

Dubois County, Indiana · 00.03 W SR 545 · Structure no. 020030

Built
1987
38 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete Continuous
Length
71 ft
3 main spans
Daily traffic
3,457
2004 count
Owner
State
State Highway Agency

About this bridge

SR 56 over Leistner Creek is a concrete continuous slab carrying SR 56 over Leistner Creek in Dubois County, Indiana. It was built in 1987, so it is 38 years old, younger 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 3,457 vehicles a day, roughly 10% of them trucks, projected to reach 4,788 by 2032. The structure is 71 ft (21.6 m) long and 47 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesSR 56
CrossesLeistner Creek
Location00.03 W SR 545
RouteState Highway 56
CountyDubois County
StateIndiana
Coordinates38.48117, -86.81232
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.5 US tons
Inventory rating25 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length71 ft (21.6 m)
Longest span27 ft (8.2 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,457 (2004)
Projected traffic4,788 by 2032
Trucks10%
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 56 over Leistner Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is SR 56 over Leistner 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 September 2024.

How much traffic does SR 56 over Leistner Creek carry?

About 3,457 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is SR 56 over Leistner Creek?

The structure is 71 ft (21.6 m) long with a longest span of 27 ft (8.2 m) and a deck 47 ft wide.

Who owns SR 56 over Leistner Creek?

It is owned by the State Highway Agency.