US Bridges

SR 124 over Treaty Creek

Good

Miami County, Indiana · 01.56 E SR 19 · Structure no. 026090

Built
1989
36 years old
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
35 ft
1 main span
Daily traffic
1,238
2019 count
Owner
State
State Highway Agency

About this bridge

SR 124 over Treaty Creek is a prestressed concrete box beam or girders - single or spread carrying SR 124 over Treaty Creek in Miami County, Indiana. It was built in 1989, so it is 36 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 1,238 vehicles a day, roughly 8% of them trucks, projected to reach 2,840 by 2034. The structure is 35 ft (10.6 m) long and 47 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesSR 124
CrossesTreaty Creek
Location01.56 E SR 19
RouteState Highway 124
StateIndiana
Coordinates40.75346, -86.03756
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.2 US tons
Inventory rating27 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length35 ft (10.6 m)
Longest span31 ft (9.4 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,238 (2019)
Projected traffic2,840 by 2034
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 124 over Treaty Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is SR 124 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 April 2024.

How much traffic does SR 124 over Treaty Creek carry?

About 1,238 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is SR 124 over Treaty Creek?

The structure is 35 ft (10.6 m) long with a longest span of 31 ft (9.4 m) and a deck 47 ft wide.

Who owns SR 124 over Treaty Creek?

It is owned by the State Highway Agency.