US Bridges

SR 121 over East Fk White Water Rive

Good

Preble County, Ohio · SR 121 · Structure no. 6801870

Built
1931
94 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
35 ft
1 main span
Daily traffic
1,909
2015 count
Owner
State
State Highway Agency

About this bridge

SR 121 over East Fk White Water Rive is a prestressed concrete box beam or girders - multiple carrying SR 121 over East Fk White Water Rive in Preble County, Ohio. It was built in 1931, so it is 94 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 1,909 vehicles a day, roughly 7% of them trucks, projected to reach 2,650 by 2035. The structure is 35 ft (10.7 m) long and 32 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSR 121
CrossesEast Fk White Water Rive
LocationSR 121
RouteState Highway 121
StateOhio
Coordinates39.9158, -84.76794
Functional classRural Major 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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40 US tons
Inventory rating24.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length35 ft (10.7 m)
Longest span32 ft (9.8 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,909 (2015)
Projected traffic2,650 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 121 over East Fk White Water Rive built?

It was built in 1931, making it 94 years old in 2025.

What condition is SR 121 over East Fk White Water Rive 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 2024.

How much traffic does SR 121 over East Fk White Water Rive carry?

About 1,909 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is SR 121 over East Fk White Water Rive?

The structure is 35 ft (10.7 m) long with a longest span of 32 ft (9.8 m) and a deck 32 ft wide.

Who owns SR 121 over East Fk White Water Rive?

It is owned by the State Highway Agency.