US Bridges

Preble CO Line C23 over Twin Creek

Poor

Montgomery County, Ohio · 1.9 Miles North of SR725 · Structure no. 5738156

Built
1962
63 years old, rebuilt 1985
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
330 ft
4 main spans
Daily traffic
979
2017 count
Owner
County
County Highway Agency

About this bridge

Preble CO Line C23 over Twin Creek is a steel continuous stringer/multi-beam or girder carrying Preble CO Line C23 over Twin Creek in Montgomery County, Ohio. It was built in 1962 and reconstructed in 1985, so it is 63 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 979 vehicles a day, roughly 7% of them trucks, projected to reach 1,359 by 2037. The structure is 330 ft (100.6 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesPreble CO Line C23
CrossesTwin Creek
Location1.9 Miles North of SR725
RouteCounty Highway C0023
StateOhio
Coordinates39.66191, -84.48001
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum 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 alignment7: Better than present minimum criteria
Operating rating50 US tons
Inventory rating28.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length330 ft (100.6 m)
Longest span90 ft (27.4 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic979 (2017)
Projected traffic1,359 by 2037
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Preble CO Line C23 over Twin Creek built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1985.

What condition is Preble CO Line C23 over Twin Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does Preble CO Line C23 over Twin Creek carry?

About 979 vehicles per day (2017 count), of which roughly 7% are trucks.

How long is Preble CO Line C23 over Twin Creek?

The structure is 330 ft (100.6 m) long with a longest span of 90 ft (27.4 m) and a deck 30 ft wide.

Who owns Preble CO Line C23 over Twin Creek?

It is owned by the County Highway Agency.