US Bridges

Township Road 65 over Br Mill Ck * Knowlto

Good

Washington County, Ohio · .01 MI West of Int CR 33 · Structure no. 8432708

Built
1960
65 years old
Condition
Good
inspected October 2024
Type
Slab
Concrete Continuous
Length
30 ft
3 main spans
Daily traffic
96
2015 count
Owner
County
County Highway Agency

About this bridge

Township Road 65 over Br Mill Ck * Knowlto is a concrete continuous slab carrying Township Road 65 over Br Mill Ck * Knowlto in Washington County, Ohio. It was built in 1960, so it is 65 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 96 vehicles a day, roughly 7% of them trucks, projected to reach 133 by 2035. The structure is 30 ft (9 m) long and 18 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesTownship Road 65
CrossesBr Mill Ck * Knowlto
Location.01 MI West of Int CR 33
RouteCounty Highway T0065
CountyWashington County
StateOhio
Coordinates39.53981, -81.07664
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating52.1 US tons
Inventory rating31.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length30 ft (9 m)
Longest span9 ft (2.8 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic96 (2015)
Projected traffic133 by 2035
Trucks7%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Township Road 65 over Br Mill Ck * Knowlto built?

It was built in 1960, making it 65 years old in 2025.

What condition is Township Road 65 over Br Mill Ck * Knowlto 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 October 2024.

How much traffic does Township Road 65 over Br Mill Ck * Knowlto carry?

About 96 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Township Road 65 over Br Mill Ck * Knowlto?

The structure is 30 ft (9 m) long with a longest span of 9 ft (2.8 m) and a deck 18 ft wide.

Who owns Township Road 65 over Br Mill Ck * Knowlto?

It is owned by the County Highway Agency.