US Bridges

SR-559 over Branch of Darby Creek

Good

Champaign County, Ohio · 2.85MI.S. of Jct. SR-245 · Structure no. 1102990

Built
1956
69 years old
Condition
Good
inspected January 2024
Type
Culvert
Steel
Length
30 ft
3 main spans
Daily traffic
548
2015 count
Owner
State
State Highway Agency

About this bridge

SR-559 over Branch of Darby Creek is a steel culvert carrying SR-559 over Branch of Darby Creek in Champaign County, Ohio. It was built in 1956, so it is 69 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 548 vehicles a day, roughly 3% of them trucks, projected to reach 761 by 2035. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 13 mi (21 km).

Location

Open in Google Maps
CarriesSR-559
CrossesBranch of Darby Creek
Location2.85MI.S. of Jct. SR-245
RouteState Highway 559
CountyChampaign County
StateOhio
Coordinates40.19023, -83.52154
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
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment9: Superior to present desirable criteria
Operating rating66 US tons
Inventory rating51 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic548 (2015)
Projected traffic761 by 2035
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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-559 over Branch of Darby Creek built?

It was built in 1956, making it 69 years old in 2025.

What condition is SR-559 over Branch of Darby Creek 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-559 over Branch of Darby Creek carry?

About 548 vehicles per day (2015 count), of which roughly 3% are trucks.

How long is SR-559 over Branch of Darby Creek?

The structure is 30 ft (9.1 m) long with a longest span of 7 ft (2.1 m).

Who owns SR-559 over Branch of Darby Creek?

It is owned by the State Highway Agency.