US Bridges

Han CO RD 304 over Keiper Jt CO Ditch

Good

Hancock County, Ohio · 0.13 MI E TR 185 · Structure no. 3236404

Built
1957
68 years old, rebuilt 2009
Condition
Good
inspected November 2023
Type
Slab
Concrete
Length
34 ft
1 main span
Daily traffic
243
2017 count
Owner
County
County Highway Agency

About this bridge

Han CO RD 304 over Keiper Jt CO Ditch is a concrete slab carrying Han CO RD 304 over Keiper Jt CO Ditch in Hancock County, Ohio. It was built in 1957 and reconstructed in 2009, so it is 68 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 243 vehicles a day, roughly 9% of them trucks, projected to reach 337 by 2037. The structure is 34 ft (10.5 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHan CO RD 304
CrossesKeiper Jt CO Ditch
Location0.13 MI E TR 185
RouteCounty Highway C0304
StateOhio
Coordinates40.83335, -83.57375
Functional classRural Major Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating56.4 US tons
Inventory rating43.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length34 ft (10.5 m)
Longest span32 ft (9.8 m)
Deck width44 ft (13.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic243 (2017)
Projected traffic337 by 2037
Trucks9%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$40,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Han CO RD 304 over Keiper Jt CO Ditch built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2009.

What condition is Han CO RD 304 over Keiper Jt CO 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 November 2023.

How much traffic does Han CO RD 304 over Keiper Jt CO Ditch carry?

About 243 vehicles per day (2017 count), of which roughly 9% are trucks.

How long is Han CO RD 304 over Keiper Jt CO Ditch?

The structure is 34 ft (10.5 m) long with a longest span of 32 ft (9.8 m) and a deck 44 ft wide.

Who owns Han CO RD 304 over Keiper Jt CO Ditch?

It is owned by the County Highway Agency.