US Bridges

SR 550 over Stream

Fair

Washington County, Ohio · 0.43M E Athens Co. Line · Structure no. 8401624

Built
1924
101 years old
Condition
Fair
inspected December 2024
Type
Culvert
Concrete
Length
23 ft
1 main span
Daily traffic
717
2015 count
Owner
State
State Highway Agency

About this bridge

SR 550 over Stream is a concrete culvert carrying SR 550 over Stream in Washington County, Ohio. It was built in 1924, so it is 101 years old, older 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 5 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 717 vehicles a day, roughly 5% of them trucks, projected to reach 995 by 2035. The structure is 23 ft (6.9 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesSR 550
CrossesStream
Location0.43M E Athens Co. Line
RouteState Highway 550
CountyWashington County
StateOhio
Coordinates39.42484, -81.83915
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.6 US tons
Inventory rating28.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 15
Structure length23 ft (6.9 m)
Longest span23 ft (6.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic717 (2015)
Projected traffic995 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Stream built?

It was built in 1924, making it 101 years old in 2025.

What condition is SR 550 over Stream 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 Stream carry?

About 717 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is SR 550 over Stream?

The structure is 23 ft (6.9 m) long with a longest span of 23 ft (6.9 m).

Who owns SR 550 over Stream?

It is owned by the State Highway Agency.