US Bridges

I-469 WB over Harber Ditch

Fair

Allen County, Indiana · 00.12 W SR 1 · Structure no. 076230

Built
1989
36 years old
Condition
Fair
inspected January 2024
Type
Slab
Concrete Continuous
Length
107 ft
3 main spans
Daily traffic
10,737
2019 count
Owner
State
State Highway Agency

About this bridge

I-469 WB over Harber Ditch is a concrete continuous slab carrying I-469 WB over Harber Ditch in Allen 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 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 10,737 vehicles a day, roughly 39% of them trucks, projected to reach 13,844 by 2032. The structure is 107 ft (32.5 m) long and 48 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI-469 WB
CrossesHarber Ditch
Location00.12 W SR 1
RouteInterstate 469
StateIndiana
Coordinates40.95443, -85.16968
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.8 US tons
Inventory rating54.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length107 ft (32.5 m)
Longest span42 ft (12.8 m)
Deck width48 ft (14.7 m)
Roadway width46 ft (13.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,737 (2019)
Projected traffic13,844 by 2032
Trucks39%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-469 WB over Harber Ditch built?

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

What condition is I-469 WB over Harber Ditch 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 January 2024.

How much traffic does I-469 WB over Harber Ditch carry?

About 10,737 vehicles per day (2019 count), of which roughly 39% are trucks.

How long is I-469 WB over Harber Ditch?

The structure is 107 ft (32.5 m) long with a longest span of 42 ft (12.8 m) and a deck 48 ft wide.

Who owns I-469 WB over Harber Ditch?

It is owned by the State Highway Agency.