US Bridges

Kuhn RD over Marsh Run

Good

Richland County, Ohio · 0.57 MI North of London W · Structure no. 7030013

Built
2018
7 years old
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
376
2020 count
Owner
County
County Highway Agency

About this bridge

Kuhn RD over Marsh Run is a prestressed concrete box beam or girders - multiple carrying Kuhn RD over Marsh Run in Richland County, Ohio. It was built in 2018, so it is 7 years old, younger 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 376 vehicles a day, roughly 1% of them trucks, projected to reach 405 by 2040. The structure is 55 ft (16.8 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesKuhn RD
CrossesMarsh Run
Location0.57 MI North of London W
RouteCounty Highway C0184
StateOhio
Coordinates40.91694, -82.68583
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.1 US tons
Inventory rating63.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length55 ft (16.8 m)
Longest span54 ft (16.5 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic376 (2020)
Projected traffic405 by 2040
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Kuhn RD over Marsh Run built?

It was built in 2018, making it 7 years old in 2025.

What condition is Kuhn RD over Marsh Run 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 April 2024.

How much traffic does Kuhn RD over Marsh Run carry?

About 376 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Kuhn RD over Marsh Run?

The structure is 55 ft (16.8 m) long with a longest span of 54 ft (16.5 m) and a deck 28 ft wide.

Who owns Kuhn RD over Marsh Run?

It is owned by the County Highway Agency.