US Bridges

SR 4 over Aichholz Ditch

Good

Seneca County, Ohio · 2.85 Mi. South of Usr 224 · Structure no. 7400039

Built
1962
63 years old
Condition
Good
inspected July 2023
Type
Slab
Concrete Continuous
Length
54 ft
3 main spans
Daily traffic
2,347
2015 count
Owner
State
State Highway Agency

About this bridge

SR 4 over Aichholz Ditch is a concrete continuous slab carrying SR 4 over Aichholz Ditch in Seneca County, Ohio. It was built in 1962, so it is 63 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,347 vehicles a day, roughly 20% of them trucks, projected to reach 3,258 by 2035. The structure is 54 ft (16.5 m) long and 44 ft wide. If it were closed, the detour would be 28 mi (45 km).

Location

Open in Google Maps
CarriesSR 4
CrossesAichholz Ditch
Location2.85 Mi. South of Usr 224
RouteState Highway 4
CountySeneca County
StateOhio
Coordinates41.02611, -82.90683
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating38.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span17 ft (5.2 m)
Deck width44 ft (13.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,347 (2015)
Projected traffic3,258 by 2035
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 km)
TollOn a free road
National Highway SystemNo

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 SR 4 over Aichholz Ditch built?

It was built in 1962, making it 63 years old in 2025.

What condition is SR 4 over Aichholz Ditch 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 July 2023.

How much traffic does SR 4 over Aichholz Ditch carry?

About 2,347 vehicles per day (2015 count), of which roughly 20% are trucks.

How long is SR 4 over Aichholz Ditch?

The structure is 54 ft (16.5 m) long with a longest span of 17 ft (5.2 m) and a deck 44 ft wide.

Who owns SR 4 over Aichholz Ditch?

It is owned by the State Highway Agency.