US Bridges

T 166 over Eagle City RD Ov Mad Riv

Good

Clark County, Ohio · 3/4 Mile East ST Paris Pk · Structure no. 1237179

Built
1992
33 years old
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
184 ft
3 main spans
Daily traffic
9,807
2015 count
Owner
County
County Highway Agency

About this bridge

T 166 over Eagle City RD Ov Mad Riv is a prestressed concrete box beam or girders - multiple carrying T 166 over Eagle City RD Ov Mad Riv in Clark County, Ohio. It was built in 1992, so it is 33 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 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 9,807 vehicles a day, roughly 5% of them trucks, projected to reach 13,612 by 2035. The structure is 184 ft (56.1 m) long and 32 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesT 166
CrossesEagle City RD Ov Mad Riv
Location3/4 Mile East ST Paris Pk
RouteCounty Highway C0166
StateOhio
Coordinates39.97649, -83.82258
Functional classUrban 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating64.3 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length184 ft (56.1 m)
Longest span60 ft (18.3 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,807 (2015)
Projected traffic13,612 by 2035
Trucks5%
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 T 166 over Eagle City RD Ov Mad Riv built?

It was built in 1992, making it 33 years old in 2025.

What condition is T 166 over Eagle City RD Ov Mad Riv 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 September 2024.

How much traffic does T 166 over Eagle City RD Ov Mad Riv carry?

About 9,807 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is T 166 over Eagle City RD Ov Mad Riv?

The structure is 184 ft (56.1 m) long with a longest span of 60 ft (18.3 m) and a deck 32 ft wide.

Who owns T 166 over Eagle City RD Ov Mad Riv?

It is owned by the County Highway Agency.