US Bridges

Cook 185 over Cook / Vermilion Rvr

PoorPosted for load

Huron County, Ohio · 0.3 MI S of Fitchville Ri · Structure no. 3938786

Built
1940
85 years old, rebuilt 1988
Condition
Poor
inspected April 2024
Type
Truss - Thru
Steel
Length
103 ft
1 main span
Daily traffic
422
2015 count
Owner
County
County Highway Agency

About this bridge

Cook 185 over Cook / Vermilion Rvr is a steel truss - thru carrying Cook 185 over Cook / Vermilion Rvr in Huron County, Ohio. It was built in 1940 and reconstructed in 1988, so it is 85 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 422 vehicles a day, roughly 8% of them trucks, projected to reach 586 by 2035. The structure is 103 ft (31.4 m) long and 27 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesCook 185
CrossesCook / Vermilion Rvr
Location0.3 MI S of Fitchville Ri
RouteCounty Highway C0185
StateOhio
Coordinates41.16198, -82.446
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating25 US tons
Inventory rating14.3 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20
Structure length103 ft (31.4 m)
Longest span100 ft (30.5 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic422 (2015)
Projected traffic586 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 Cook 185 over Cook / Vermilion Rvr built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1988.

What condition is Cook 185 over Cook / Vermilion Rvr in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does Cook 185 over Cook / Vermilion Rvr carry?

About 422 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Cook 185 over Cook / Vermilion Rvr?

The structure is 103 ft (31.4 m) long with a longest span of 100 ft (30.5 m) and a deck 27 ft wide.

Who owns Cook 185 over Cook / Vermilion Rvr?

It is owned by the County Highway Agency.