US Bridges

TR 51 over Br of S Fork Miami River

Good

Logan County, Ohio · 1.68 Miles E of CR 39 · Structure no. 4634640

Built
1993
32 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
159
2015 count
Owner
County
County Highway Agency

About this bridge

TR 51 over Br of S Fork Miami River is a prestressed concrete box beam or girders - multiple carrying TR 51 over Br of S Fork Miami River in Logan County, Ohio. It was built in 1993, so it is 32 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 55 ft (16.8 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 51
CrossesBr of S Fork Miami River
Location1.68 Miles E of CR 39
RouteCounty Highway T0051
StateOhio
Coordinates40.49079, -83.73492
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.9 US tons
Inventory rating37.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length55 ft (16.8 m)
Longest span53 ft (16.2 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 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 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 TR 51 over Br of S Fork Miami River built?

It was built in 1993, making it 32 years old in 2025.

What condition is TR 51 over Br of S Fork Miami 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 November 2023.

How much traffic does TR 51 over Br of S Fork Miami River carry?

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

How long is TR 51 over Br of S Fork Miami River?

The structure is 55 ft (16.8 m) long with a longest span of 53 ft (16.2 m) and a deck 28 ft wide.

Who owns TR 51 over Br of S Fork Miami River?

It is owned by the County Highway Agency.