US Bridges

Or 27 (hwy 014) over Irrigation Ditch

FairPosted for load

Crook County, Oregon · 015 MI S Prineville S Lmt · Structure no. 13598 014 00190

Built
1961
64 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
30 ft
2 main spans
Daily traffic
362
2022 count
Owner
State
State Highway Agency

About this bridge

Or 27 (hwy 014) over Irrigation Ditch is a wood or timber stringer/multi-beam or girder carrying Or 27 (hwy 014) over Irrigation Ditch in Crook County, Oregon. It was built in 1961, so it is 64 years old, older than the Oregon average of 49.9 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. Its operating status is: posted for other load-capacity restriction.

It carries about 362 vehicles a day, roughly 15% of them trucks, projected to reach 510 by 2042. The structure is 30 ft (9.1 m) long and 24 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

Location

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CarriesOr 27 (hwy 014)
CrossesIrrigation Ditch
Location015 MI S Prineville S Lmt
RouteState Highway 27
CountyCrook County
StateOregon
Coordinates44.27695, -120.84249
Functional classRural Major Collector

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.8 US tons
Inventory rating32.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadH 20
Structure length30 ft (9.1 m)
Longest span30 ft (9.1 m)
Deck width24 ft (7.4 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic362 (2022)
Projected traffic510 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Or 27 (hwy 014) over Irrigation Ditch built?

It was built in 1961, making it 64 years old in 2025.

What condition is Or 27 (hwy 014) over Irrigation Ditch 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 2023.

How much traffic does Or 27 (hwy 014) over Irrigation Ditch carry?

About 362 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is Or 27 (hwy 014) over Irrigation Ditch?

The structure is 30 ft (9.1 m) long with a longest span of 30 ft (9.1 m) and a deck 24 ft wide.

Who owns Or 27 (hwy 014) over Irrigation Ditch?

It is owned by the State Highway Agency.