US Bridges

SR 550 over Browns Run

Fair

Washington County, Ohio · 4.49M E of JCT SR 339 · Structure no. 8404518

Built
1990
35 years old
Condition
Fair
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
3,886
2015 count
Owner
State
State Highway Agency

About this bridge

SR 550 over Browns Run is a prestressed concrete box beam or girders - multiple carrying SR 550 over Browns Run in Washington County, Ohio. It was built in 1990, so it is 35 years old, younger than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,886 vehicles a day, roughly 5% of them trucks, projected to reach 5,394 by 2035. The structure is 70 ft (21.2 m) long and 36 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

Open in Google Maps
CarriesSR 550
CrossesBrowns Run
Location4.49M E of JCT SR 339
RouteState Highway 550
CountyWashington County
StateOhio
Coordinates39.3939, -81.58708
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating76.8 US tons
Inventory rating55.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length70 ft (21.2 m)
Longest span63 ft (19.3 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,886 (2015)
Projected traffic5,394 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 550 over Browns Run built?

It was built in 1990, making it 35 years old in 2025.

What condition is SR 550 over Browns Run in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does SR 550 over Browns Run carry?

About 3,886 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is SR 550 over Browns Run?

The structure is 70 ft (21.2 m) long with a longest span of 63 ft (19.3 m) and a deck 36 ft wide.

Who owns SR 550 over Browns Run?

It is owned by the State Highway Agency.