US Bridges

Township Road 97 over Mill Branch * Mill Br Fd

Good

Washington County, Ohio · 1.75 MI N of JCT SR 618 · Structure no. 8437408

Built
2004
21 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
37 ft
1 main span
Daily traffic
159
2015 count
Owner
County
County Highway Agency

About this bridge

Township Road 97 over Mill Branch * Mill Br Fd is a prestressed concrete box beam or girders - multiple carrying Township Road 97 over Mill Branch * Mill Br Fd in Washington County, Ohio. It was built in 2004, so it is 21 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 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 159 vehicles a day, roughly 8% of them trucks, projected to reach 221 by 2035. The structure is 37 ft (11.3 m) long and 20 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesTownship Road 97
CrossesMill Branch * Mill Br Fd
Location1.75 MI N of JCT SR 618
RouteCounty Highway T0097
StateOhio
Coordinates39.29961, -81.6433
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.2 US tons
Inventory rating36.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length37 ft (11.3 m)
Longest span32 ft (9.8 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic159 (2015)
Projected traffic221 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-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 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 97 over Mill Branch * Mill Br Fd built?

It was built in 2004, making it 21 years old in 2025.

What condition is Township Road 97 over Mill Branch * Mill Br Fd 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 March 2024.

How much traffic does Township Road 97 over Mill Branch * Mill Br Fd carry?

About 159 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Township Road 97 over Mill Branch * Mill Br Fd?

The structure is 37 ft (11.3 m) long with a longest span of 32 ft (9.8 m) and a deck 20 ft wide.

Who owns Township Road 97 over Mill Branch * Mill Br Fd?

It is owned by the County Highway Agency.