US Bridges

Defenbaugh ST over Kokomo Creek

PoorPosted for load

Howard County, Indiana · 0.2 MI NE Park RD · Structure no. 3400125

Built
1970
55 years old, rebuilt 1999
Condition
Poor
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
80 ft
2 main spans
Daily traffic
6,263
2024 count
Owner
County
County Highway Agency

About this bridge

Defenbaugh ST over Kokomo Creek is a prestressed concrete box beam or girders - multiple carrying Defenbaugh ST over Kokomo Creek in Howard County, Indiana. It was built in 1970 and reconstructed in 1999, so it is 55 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 6,263 vehicles a day, roughly 5% of them trucks, projected to reach 10,259 by 2042. The structure is 80 ft (24.3 m) long and 28 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesDefenbaugh ST
CrossesKokomo Creek
Location0.2 MI NE Park RD
RouteCity Street 0
StateIndiana
Coordinates40.47115, -86.14453
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating28 US tons
Inventory rating17.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length80 ft (24.3 m)
Longest span38 ft (11.5 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,263 (2024)
Projected traffic10,259 by 2042
Trucks5%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$600,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Defenbaugh ST over Kokomo Creek built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 1999.

What condition is Defenbaugh ST over Kokomo Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2024.

How much traffic does Defenbaugh ST over Kokomo Creek carry?

About 6,263 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Defenbaugh ST over Kokomo Creek?

The structure is 80 ft (24.3 m) long with a longest span of 38 ft (11.5 m) and a deck 28 ft wide.

Who owns Defenbaugh ST over Kokomo Creek?

It is owned by the County Highway Agency.