US Bridges

Dupont Road over Benward Ditch

Fair

Allen County, Indiana · 00.59 W. Fritz Road · Structure no. 0200475

Built
1970
55 years old
Condition
Fair
inspected June 2024
Type
Culvert
Steel
Length
21 ft
1 main span
Daily traffic
2,750
2024 count
Owner
County
County Highway Agency

About this bridge

Dupont Road over Benward Ditch is a steel culvert carrying Dupont Road over Benward Ditch in Allen County, Indiana. It was built in 1970, 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 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 2,750 vehicles a day, roughly 10% of them trucks, projected to reach 2,500 by 2040. The structure is 21 ft (6.4 m) long and 51 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesDupont Road
CrossesBenward Ditch
Location00.59 W. Fritz Road
RouteCounty Highway 0
CountyAllen County
StateIndiana
Coordinates41.17781, -85.22308
Functional classRural Minor Collector

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.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.3 US tons
Inventory rating41.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span21 ft (6.3 m)
Deck width51 ft (15.5 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,750 (2024)
Projected traffic2,500 by 2040
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Dupont Road over Benward Ditch built?

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

What condition is Dupont Road over Benward 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 June 2024.

How much traffic does Dupont Road over Benward Ditch carry?

About 2,750 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Dupont Road over Benward Ditch?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.3 m) and a deck 51 ft wide.

Who owns Dupont Road over Benward Ditch?

It is owned by the County Highway Agency.