US Bridges

I-469 SB Off-Ramp over Grice Ditch

Fair

Allen County, Indiana · 01.04 W SR 37 · Structure no. 076172

Built
1992
33 years old
Condition
Fair
inspected July 2024
Type
Culvert
Steel
Length
27 ft
2 main spans
Daily traffic
4,572
2019 count
Owner
State
State Highway Agency

About this bridge

I-469 SB Off-Ramp over Grice Ditch is a steel culvert carrying I-469 SB Off-Ramp over Grice Ditch in Allen County, Indiana. It was built in 1992, so it is 33 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 5 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 4,572 vehicles a day, roughly 4% of them trucks, projected to reach 43,100 by 2034. The structure is 27 ft (8.1 m) long and 21 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesI-469 SB Off-Ramp
CrossesGrice Ditch
Location01.04 W SR 37
RouteInterstate 469
CountyAllen County
StateIndiana
Coordinates41.13289, -85.00878
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
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.1 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length27 ft (8.1 m)
Longest span10 ft (3.2 m)
Deck width21 ft (6.4 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,572 (2019)
Projected traffic43,100 by 2034
Trucks4%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 SB Off-Ramp over Grice Ditch built?

It was built in 1992, making it 33 years old in 2025.

What condition is I-469 SB Off-Ramp over Grice 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 July 2024.

How much traffic does I-469 SB Off-Ramp over Grice Ditch carry?

About 4,572 vehicles per day (2019 count), of which roughly 4% are trucks.

How long is I-469 SB Off-Ramp over Grice Ditch?

The structure is 27 ft (8.1 m) long with a longest span of 10 ft (3.2 m) and a deck 21 ft wide.

Who owns I-469 SB Off-Ramp over Grice Ditch?

It is owned by the State Highway Agency.