US Bridges

SR 56 over Neukam Creek

Good

Dubois County, Indiana · 00.16 W SR 545 · Structure no. 020020

Built
1987
38 years old
Condition
Good
inspected September 2024
Type
Culvert
Steel
Length
40 ft
2 main spans
Daily traffic
3,736
2017 count
Owner
State
State Highway Agency

About this bridge

SR 56 over Neukam Creek is a steel culvert carrying SR 56 over Neukam 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 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 3,736 vehicles a day, roughly 10% of them trucks, projected to reach 4,788 by 2032. The structure is 40 ft (12.1 m) long and 70 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 56
CrossesNeukam Creek
Location00.16 W SR 545
RouteState Highway 56
StateIndiana
Coordinates38.48086, -86.81489
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating107.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length40 ft (12.1 m)
Longest span16 ft (4.9 m)
Deck width70 ft (21.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,736 (2017)
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 Neukam Creek built?

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

What condition is SR 56 over Neukam Creek 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 September 2024.

How much traffic does SR 56 over Neukam Creek carry?

About 3,736 vehicles per day (2017 count), of which roughly 10% are trucks.

How long is SR 56 over Neukam Creek?

The structure is 40 ft (12.1 m) long with a longest span of 16 ft (4.9 m) and a deck 70 ft wide.

Who owns SR 56 over Neukam Creek?

It is owned by the State Highway Agency.