US Bridges

Mason Road over Plum Creek

Good

Shelby County, Ohio · .22 M.E. CR.25A · Structure no. 7541562

Built
1960
65 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
160 ft
3 main spans
Daily traffic
1,104
2020 count
Owner
County
County Highway Agency

About this bridge

Mason Road over Plum Creek is a steel continuous stringer/multi-beam or girder carrying Mason Road over Plum Creek in Shelby County, Ohio. It was built in 1960, so it is 65 years old, older 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 1,104 vehicles a day, roughly 5% of them trucks, projected to reach 1,267 by 2040. The structure is 160 ft (48.9 m) long and 29 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesMason Road
CrossesPlum Creek
Location.22 M.E. CR.25A
RouteCounty Highway C0045
StateOhio
Coordinates40.3314, -84.16031
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 protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length160 ft (48.9 m)
Longest span60 ft (18.3 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,104 (2020)
Projected traffic1,267 by 2040
Trucks5%
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 Mason Road over Plum Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Mason Road over Plum 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 June 2024.

How much traffic does Mason Road over Plum Creek carry?

About 1,104 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Mason Road over Plum Creek?

The structure is 160 ft (48.9 m) long with a longest span of 60 ft (18.3 m) and a deck 29 ft wide.

Who owns Mason Road over Plum Creek?

It is owned by the County Highway Agency.