US Bridges

Darrtown RD over Four Mile Creek

PoorPosted for load

Butler County, Ohio · Over Four Mile Creek · Structure no. 0933473

Built
1986
39 years old
Condition
Poor
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
214 ft
3 main spans
Daily traffic
324
2018 count
Owner
County
County Highway Agency

About this bridge

Darrtown RD over Four Mile Creek is a prestressed concrete continuous box beam or girders - multiple carrying Darrtown RD over Four Mile Creek in Butler County, Ohio. It was built in 1986, so it is 39 years old, younger 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. Its operating status is: posted for load restriction.

It carries about 324 vehicles a day, roughly 7% of them trucks, projected to reach 450 by 2038. The structure is 214 ft (65.2 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesDarrtown RD
CrossesFour Mile Creek
LocationOver Four Mile Creek
RouteCounty Highway T0227
StateOhio
Coordinates39.48784, -84.66642
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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating11.5 US tons
Inventory rating0 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length214 ft (65.2 m)
Longest span71 ft (21.6 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic324 (2018)
Projected traffic450 by 2038
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Darrtown RD over Four Mile Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is Darrtown RD over Four Mile 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 May 2024.

How much traffic does Darrtown RD over Four Mile Creek carry?

About 324 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is Darrtown RD over Four Mile Creek?

The structure is 214 ft (65.2 m) long with a longest span of 71 ft (21.6 m) and a deck 28 ft wide.

Who owns Darrtown RD over Four Mile Creek?

It is owned by the County Highway Agency.