US Bridges

US 224 over Koos Ditch

Good

Adams County, Indiana · 01.55 E US 27 · Structure no. 029140

Built
1986
39 years old, rebuilt 2020
Condition
Good
inspected June 2024
Type
Slab
Concrete Continuous
Length
89 ft
3 main spans
Daily traffic
6,561
2019 count
Owner
State
State Highway Agency

About this bridge

US 224 over Koos Ditch is a concrete continuous slab carrying US 224 over Koos Ditch in Adams County, Indiana. It was built in 1986 and reconstructed in 2020, so it is 39 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 6,561 vehicles a day, roughly 10% of them trucks, projected to reach 10,954 by 2034. The structure is 89 ft (27.1 m) long and 47 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 224
CrossesKoos Ditch
Location01.55 E US 27
RouteU.S. Route 224
StateIndiana
Coordinates40.83831, -84.9122
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.2 US tons
Inventory rating41.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length89 ft (27.1 m)
Longest span34 ft (10.5 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,561 (2019)
Projected traffic10,954 by 2034
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 US 224 over Koos Ditch built?

It was built in 1986, making it 39 years old in 2025. It was reconstructed in 2020.

What condition is US 224 over Koos Ditch 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 June 2024.

How much traffic does US 224 over Koos Ditch carry?

About 6,561 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is US 224 over Koos Ditch?

The structure is 89 ft (27.1 m) long with a longest span of 34 ft (10.5 m) and a deck 47 ft wide.

Who owns US 224 over Koos Ditch?

It is owned by the State Highway Agency.