US Bridges

Windsor Mech. Road over Grand River

Good

Ashtabula County, Ohio · At Grand River · Structure no. 0430285

Built
1867
158 years old, rebuilt 2004
Condition
Good
inspected May 2024
Type
Arch - Thru
Wood or Timber
Length
156 ft
3 main spans
Daily traffic
1,392
2015 count
Owner
County
County Highway Agency

About this bridge

Windsor Mech. Road over Grand River is a wood or timber arch - thru carrying Windsor Mech. Road over Grand River in Ashtabula County, Ohio. It was built in 1867 and reconstructed in 2004, so it is 158 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,392 vehicles a day, roughly 7% of them trucks, projected to reach 1,932 by 2035. The structure is 156 ft (47.5 m) long and 15 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesWindsor Mech. Road
CrossesGrand River
LocationAt Grand River
RouteCounty Highway 9
CountyAshtabula County
StateOhio
Coordinates41.75476, -80.89832
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating28.5 US tons

Structure

Structure typeArch - Thru
MaterialWood or Timber
DeckWood or timber
Main spans3
Design loadUnknown
Structure length156 ft (47.5 m)
Longest span75 ft (23 m)
Deck width15 ft (4.7 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,392 (2015)
Projected traffic1,932 by 2035
Trucks7%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Windsor Mech. Road over Grand River built?

It was built in 1867, making it 158 years old in 2025. It was reconstructed in 2004.

What condition is Windsor Mech. Road over Grand River 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 May 2024.

How much traffic does Windsor Mech. Road over Grand River carry?

About 1,392 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Windsor Mech. Road over Grand River?

The structure is 156 ft (47.5 m) long with a longest span of 75 ft (23 m) and a deck 15 ft wide.

Who owns Windsor Mech. Road over Grand River?

It is owned by the County Highway Agency.