CH330 over Rock Run

FairPosted for load

Wyandot County, Ohio · Just E of TH124 · Structure no. 8849412

Built: 1976; 49 years old, rebuilt 2005
Condition: Fair; inspected November 2024
Type: Slab; Concrete Continuous
Length: 93 ft; 3 main spans
Daily traffic: 2,642; 2015 count
Owner: County; County Highway Agency

About this bridge

CH330 over Rock Run is a concrete continuous slab carrying CH330 over Rock Run in Wyandot County, Ohio. It was built in 1976 and reconstructed in 2005, so it is 49 years old, older than the Ohio average of 47.3 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. Its operating status is: posted for load restriction.

It carries about 2,642 vehicles a day, roughly 13% of them trucks, projected to reach 3,667 by 2035. The structure is 93 ft (28.3 m) long and 45 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesCH330

CrossesRock Run

LocationJust E of TH124

RouteCounty Highway 430

CountyWyandot County

StateOhio

Coordinates40.83935, -83.22171

Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

Component	Rating	Meaning
Deck	6 Satisfactory	Structural elements show some minor deterioration.
Superstructure	6 Satisfactory	Structural elements show some minor deterioration.
Substructure	7 Good	Some minor problems.
Channel and channel protection	7 Good	Some minor problems.

Last inspectionNovember 2024

Inspection intervalevery 12 months

Operating statusPosted for load 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 rating35.4 US tons

Inventory rating21.4 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHS 15

Structure length93 ft (28.3 m)

Longest span35 ft (10.7 m)

Deck width45 ft (13.7 m)

Roadway width44 ft (13.4 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,642 (2015)

Projected traffic3,667 by 2035

Trucks13%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed3.1 mi (5 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 CH330 over Rock Run built?

It was built in 1976, making it 49 years old in 2025. It was reconstructed in 2005.

What condition is CH330 over Rock Run 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 November 2024.

How much traffic does CH330 over Rock Run carry?

About 2,642 vehicles per day (2015 count), of which roughly 13% are trucks.

How long is CH330 over Rock Run?

The structure is 93 ft (28.3 m) long with a longest span of 35 ft (10.7 m) and a deck 45 ft wide.

Who owns CH330 over Rock Run?

It is owned by the County Highway Agency.