US Bridges

Mad Twp RD 66 over Eagle Creek

Good

Hancock County, Ohio · 0.87 MI N TR 30 · Structure no. 3236250

Built
2008
17 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
73 ft
1 main span
Daily traffic
18
2015 count
Owner
County
County Highway Agency

About this bridge

Mad Twp RD 66 over Eagle Creek is a prestressed concrete box beam or girders - multiple carrying Mad Twp RD 66 over Eagle Creek in Hancock County, Ohio. It was built in 2008, so it is 17 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 18 vehicles a day, roughly 11% of them trucks, projected to reach 25 by 2035. The structure is 73 ft (22.3 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMad Twp RD 66
CrossesEagle Creek
Location0.87 MI N TR 30
RouteCounty Highway T0066
StateOhio
Coordinates40.86828, -83.68454
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.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating60.7 US tons
Inventory rating46.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length73 ft (22.3 m)
Longest span70 ft (21.3 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18 (2015)
Projected traffic25 by 2035
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Mad Twp RD 66 over Eagle Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is Mad Twp RD 66 over Eagle Creek 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 Mad Twp RD 66 over Eagle Creek carry?

About 18 vehicles per day (2015 count), of which roughly 11% are trucks.

How long is Mad Twp RD 66 over Eagle Creek?

The structure is 73 ft (22.3 m) long with a longest span of 70 ft (21.3 m) and a deck 28 ft wide.

Who owns Mad Twp RD 66 over Eagle Creek?

It is owned by the County Highway Agency.