US Bridges

Struble RD C99 over I275

Good

Hamilton County, Ohio · .8 MI E of US 27 · Structure no. 3116646

Built
1971
54 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
331 ft
4 main spans
Daily traffic
6,814
2015 count
Owner
State
State Highway Agency

About this bridge

Struble RD C99 over I275 is a steel continuous stringer/multi-beam or girder carrying Struble RD C99 over I275 in Hamilton County, Ohio. It was built in 1971, so it is 54 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 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 6,814 vehicles a day, roughly 5% of them trucks, projected to reach 101,951 by 2035. The structure is 331 ft (101 m) long and 40 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesStruble RD C99
CrossesI275
Location.8 MI E of US 27
RouteCounty Highway C0099
StateOhio
Coordinates39.26422, -84.58915
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating32.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length331 ft (101 m)
Longest span99 ft (30.3 m)
Deck width40 ft (12.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,814 (2015)
Projected traffic101,951 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Struble RD C99 over I275 built?

It was built in 1971, making it 54 years old in 2025.

What condition is Struble RD C99 over I275 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 January 2025.

How much traffic does Struble RD C99 over I275 carry?

About 6,814 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is Struble RD C99 over I275?

The structure is 331 ft (101 m) long with a longest span of 99 ft (30.3 m) and a deck 40 ft wide.

Who owns Struble RD C99 over I275?

It is owned by the State Highway Agency.