US Bridges

American RD over Treaty Creek

Good

Wabash County, Indiana · 00.50 S of CR 700 S · Structure no. 8500725

Built
1955
70 years old, rebuilt 2023
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
44 ft
1 main span
Daily traffic
225
2023 count
Owner
County
County Highway Agency

About this bridge

American RD over Treaty Creek is a steel stringer/multi-beam or girder carrying American RD over Treaty Creek in Wabash County, Indiana. It was built in 1955 and reconstructed in 2023, so it is 70 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 225 vehicles a day, roughly 5% of them trucks, projected to reach 300 by 2042. The structure is 44 ft (13.3 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAmerican RD
CrossesTreaty Creek
Location00.50 S of CR 700 S
RouteCounty Highway 0
StateIndiana
Coordinates40.7164, -85.7047
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating34.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length44 ft (13.3 m)
Longest span40 ft (12.2 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2023)
Projected traffic300 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was American RD over Treaty Creek built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 2023.

What condition is American RD over Treaty 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 May 2024.

How much traffic does American RD over Treaty Creek carry?

About 225 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is American RD over Treaty Creek?

The structure is 44 ft (13.3 m) long with a longest span of 40 ft (12.2 m) and a deck 26 ft wide.

Who owns American RD over Treaty Creek?

It is owned by the County Highway Agency.