US Bridges

TR178 over N.Branch Kokosing

FairClosed to traffic

Morrow County, Ohio · .1 MI.N.INT.TR178 & TR120 · Structure no. 5933048

Built
1900
125 years old, rebuilt 2005
Condition
Fair
inspected October 2023
Type
Truss - Thru
Aluminum, Wrought Iron, or Cast Iron
Length
50 ft
1 main span
Daily traffic
72
2015 count
Owner
County
County Highway Agency

About this bridge

TR178 over N.Branch Kokosing is a aluminum, wrought iron, or cast iron truss - thru carrying TR178 over N.Branch Kokosing in Morrow County, Ohio. It was built in 1900 and reconstructed in 2005, so it is 125 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 5 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: closed to all traffic.

It carries about 72 vehicles a day, roughly 7% of them trucks, projected to reach 100 by 2035. The structure is 50 ft (15.2 m) long and 14 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesTR178
CrossesN.Branch Kokosing
Location.1 MI.N.INT.TR178 & TR120
RouteCounty Highway T0178
CountyMorrow County
StateOhio
Coordinates40.51333, -82.64333
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 12 months
Operating statusClosed to all traffic
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating10.7 US tons
Inventory rating7.2 US tons

Structure

Structure typeTruss - Thru
MaterialAluminum, Wrought Iron, or Cast Iron
DeckWood or timber
Main spans1
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span49 ft (14.9 m)
Deck width14 ft (4.3 m)
Roadway width14 ft (4.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic72 (2015)
Projected traffic100 by 2035
Trucks7%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 TR178 over N.Branch Kokosing built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 2005.

What condition is TR178 over N.Branch Kokosing 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 October 2023.

How much traffic does TR178 over N.Branch Kokosing carry?

About 72 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is TR178 over N.Branch Kokosing?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (14.9 m) and a deck 14 ft wide.

Who owns TR178 over N.Branch Kokosing?

It is owned by the County Highway Agency.