US Bridges

North Star Ft.Lor. over Magato Ditch

Good

Darke County, Ohio · .14 MI W of Mangen · Structure no. 1955314

Built
1981
44 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
795
2015 count
Owner
County
County Highway Agency

About this bridge

North Star Ft.Lor. over Magato Ditch is a prestressed concrete box beam or girders - multiple carrying North Star Ft.Lor. over Magato Ditch in Darke County, Ohio. It was built in 1981, so it is 44 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 795 vehicles a day, roughly 8% of them trucks, projected to reach 1,103 by 2035. The structure is 50 ft (15.2 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesNorth Star Ft.Lor.
CrossesMagato Ditch
Location.14 MI W of Mangen
RouteCounty Highway C0018
CountyDarke County
StateOhio
Coordinates40.32493, -84.53682
Functional classRural Minor Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating39.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20 + Mod
Structure length50 ft (15.2 m)
Longest span46 ft (14 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic795 (2015)
Projected traffic1,103 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 North Star Ft.Lor. over Magato Ditch built?

It was built in 1981, making it 44 years old in 2025.

What condition is North Star Ft.Lor. over Magato Ditch 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 2023.

How much traffic does North Star Ft.Lor. over Magato Ditch carry?

About 795 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is North Star Ft.Lor. over Magato Ditch?

The structure is 50 ft (15.2 m) long with a longest span of 46 ft (14 m) and a deck 28 ft wide.

Who owns North Star Ft.Lor. over Magato Ditch?

It is owned by the County Highway Agency.