US Bridges

I-469 NB over Maumee River

Good

Allen County, Indiana · 00.47 N US 24 · Structure no. 076030

Built
1991
34 years old, rebuilt 2021
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
478 ft
4 main spans
Daily traffic
14,889
2020 count
Owner
State
State Highway Agency

About this bridge

I-469 NB over Maumee River is a steel continuous stringer/multi-beam or girder carrying I-469 NB over Maumee River in Allen County, Indiana. It was built in 1991 and reconstructed in 2021, so it is 34 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 14,889 vehicles a day, roughly 24% of them trucks, projected to reach 20,000 by 2035. The structure is 478 ft (145.8 m) long and 60 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-469 NB
CrossesMaumee River
Location00.47 N US 24
RouteInterstate 469
CountyAllen County
StateIndiana
Coordinates41.09096, -84.99423
Functional classUrban Principal Arterial - Interstate

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.6 US tons
Inventory rating25.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length478 ft (145.8 m)
Longest span132 ft (40.1 m)
Deck width60 ft (18.4 m)
Roadway width57 ft (17.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,889 (2020)
Projected traffic20,000 by 2035
Trucks24%
Lanes on structure3
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 NB over Maumee River built?

It was built in 1991, making it 34 years old in 2025. It was reconstructed in 2021.

What condition is I-469 NB over Maumee River 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 2023.

How much traffic does I-469 NB over Maumee River carry?

About 14,889 vehicles per day (2020 count), of which roughly 24% are trucks.

How long is I-469 NB over Maumee River?

The structure is 478 ft (145.8 m) long with a longest span of 132 ft (40.1 m) and a deck 60 ft wide.

Who owns I-469 NB over Maumee River?

It is owned by the State Highway Agency.