US Bridges

C-300 over Tremont City RD & Mad Rv

Good

Clark County, Ohio · 1/8 MI W River RD · Structure no. 1236822

Built
1968
57 years old, rebuilt 2013
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
172 ft
3 main spans
Daily traffic
1,903
2015 count
Owner
County
County Highway Agency

About this bridge

C-300 over Tremont City RD & Mad Rv is a steel continuous stringer/multi-beam or girder carrying C-300 over Tremont City RD & Mad Rv in Clark County, Ohio. It was built in 1968 and reconstructed in 2013, so it is 57 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,903 vehicles a day, roughly 5% of them trucks, projected to reach 2,641 by 2035. The structure is 172 ft (52.4 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesC-300
CrossesTremont City RD & Mad Rv
Location1/8 MI W River RD
RouteCounty Highway C0300
StateOhio
Coordinates40.0075, -83.82333
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating100 US tons
Inventory rating60.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length172 ft (52.4 m)
Longest span70 ft (21.3 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deck16 ft (4.9 m)

Traffic and service

Average daily traffic1,903 (2015)
Projected traffic2,641 by 2035
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 C-300 over Tremont City RD & Mad Rv built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2013.

What condition is C-300 over Tremont City RD & Mad Rv 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 C-300 over Tremont City RD & Mad Rv carry?

About 1,903 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is C-300 over Tremont City RD & Mad Rv?

The structure is 172 ft (52.4 m) long with a longest span of 70 ft (21.3 m) and a deck 32 ft wide.

Who owns C-300 over Tremont City RD & Mad Rv?

It is owned by the County Highway Agency.