US Bridges

Mason Road over Kiser Ditch

Good

Shelby County, Ohio · .75 M.E. Hardin Wapak · Structure no. 7541511

Built
1999
26 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
38 ft
1 main span
Daily traffic
433
2020 count
Owner
County
County Highway Agency

About this bridge

Mason Road over Kiser Ditch is a prestressed concrete box beam or girders - multiple carrying Mason Road over Kiser Ditch in Shelby County, Ohio. It was built in 1999, so it is 26 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 433 vehicles a day, roughly 7% of them trucks, projected to reach 804 by 2040. The structure is 38 ft (11.6 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesMason Road
CrossesKiser Ditch
Location.75 M.E. Hardin Wapak
RouteCounty Highway C0045
CountyShelby County
StateOhio
Coordinates40.33045, -84.23188
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating39.2 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length38 ft (11.6 m)
Longest span35 ft (10.7 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic433 (2020)
Projected traffic804 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Mason Road over Kiser Ditch built?

It was built in 1999, making it 26 years old in 2025.

What condition is Mason Road over Kiser 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 October 2024.

How much traffic does Mason Road over Kiser Ditch carry?

About 433 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Mason Road over Kiser Ditch?

The structure is 38 ft (11.6 m) long with a longest span of 35 ft (10.7 m) and a deck 28 ft wide.

Who owns Mason Road over Kiser Ditch?

It is owned by the County Highway Agency.