US Bridges

Osborne RD over Potato Creek

Fair

St. Joseph County, Indiana · 00.10 E of Sycamore RD · Structure no. 7100057

Built
1995
30 years old
Condition
Fair
inspected September 2024
Type
Slab
Wood or Timber
Length
77 ft
3 main spans
Daily traffic
47
2022 count
Owner
County
County Highway Agency

About this bridge

Osborne RD over Potato Creek is a wood or timber slab carrying Osborne RD over Potato Creek in St. Joseph County, Indiana. It was built in 1995, so it is 30 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 47 vehicles a day, roughly 7% of them trucks, projected to reach 57 by 2042. The structure is 77 ft (23.4 m) long and 28 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesOsborne RD
CrossesPotato Creek
Location00.10 E of Sycamore RD
RouteCounty Highway 0
CountySt. Joseph County
StateIndiana
Coordinates41.54911, -86.40692
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating56.7 US tons
Inventory rating40.8 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadHS 20
Structure length77 ft (23.4 m)
Longest span26 ft (7.8 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic47 (2022)
Projected traffic57 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$61,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Osborne RD over Potato Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Osborne RD over Potato 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 Osborne RD over Potato Creek carry?

About 47 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Osborne RD over Potato Creek?

The structure is 77 ft (23.4 m) long with a longest span of 26 ft (7.8 m) and a deck 28 ft wide.

Who owns Osborne RD over Potato Creek?

It is owned by the County Highway Agency.