US Bridges

C166 Tipp-Elizbeth over Miami River

Good

Miami County, Ohio · 1.32 MI W. SR202 · Structure no. 5535298

Built
1998
27 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
310 ft
4 main spans
Daily traffic
1,743
2015 count
Owner
County
County Highway Agency

About this bridge

C166 Tipp-Elizbeth over Miami River is a prestressed concrete box beam or girders - multiple carrying C166 Tipp-Elizbeth over Miami River in Miami County, Ohio. It was built in 1998, so it is 27 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 1,743 vehicles a day, roughly 7% of them trucks, projected to reach 2,419 by 2038. The structure is 310 ft (94.5 m) long and 36 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesC166 Tipp-Elizbeth
CrossesMiami River
Location1.32 MI W. SR202
RouteCounty Highway 166
StateOhio
Coordinates39.96781, -84.16667
Functional classUrban 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 protection7 GoodSome minor problems.
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92.5 US tons
Inventory rating71.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length310 ft (94.5 m)
Longest span76 ft (23.2 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,743 (2015)
Projected traffic2,419 by 2038
Trucks7%
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 C166 Tipp-Elizbeth over Miami River built?

It was built in 1998, making it 27 years old in 2025.

What condition is C166 Tipp-Elizbeth over 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 March 2024.

How much traffic does C166 Tipp-Elizbeth over Miami River carry?

About 1,743 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is C166 Tipp-Elizbeth over Miami River?

The structure is 310 ft (94.5 m) long with a longest span of 76 ft (23.2 m) and a deck 36 ft wide.

Who owns C166 Tipp-Elizbeth over Miami River?

It is owned by the County Highway Agency.