US Bridges

Somerville RD over Harkers Run

PoorPosted for load

Butler County, Ohio · .4 MI W of Oxford Milford · Structure no. 0934569

Built
1976
49 years old
Condition
Poor
inspected November 2024
Type
Culvert
Steel
Length
33 ft
1 main span
Daily traffic
931
2021 count
Owner
County
County Highway Agency

About this bridge

Somerville RD over Harkers Run is a steel culvert carrying Somerville RD over Harkers Run in Butler County, Ohio. It was built in 1976, so it is 49 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. Its operating status is: posted for load restriction.

It carries about 931 vehicles a day, roughly 7% of them trucks, projected to reach 450 by 2037. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesSomerville RD
CrossesHarkers Run
Location.4 MI W of Oxford Milford
RouteCounty Highway C0053
CountyButler County
StateOhio
Coordinates39.53932, -84.70885
Functional classRural Minor Collector

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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating38.3 US tons
Inventory rating29.7 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span31 ft (9.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic931 (2021)
Projected traffic450 by 2037
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 Somerville RD over Harkers Run built?

It was built in 1976, making it 49 years old in 2025.

What condition is Somerville RD over Harkers Run 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 November 2024.

How much traffic does Somerville RD over Harkers Run carry?

About 931 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is Somerville RD over Harkers Run?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m).

Who owns Somerville RD over Harkers Run?

It is owned by the County Highway Agency.