US Bridges

I-84 (hwy 002) over Spanish Hollow Creek

Fair

Sherman County, Oregon · 002 MI E Biggs · Structure no. 02133A002 10476

Built
1964
61 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
130 ft
1 main span
Daily traffic
14,294
2022 count
Owner
State
State Highway Agency

About this bridge

I-84 (hwy 002) over Spanish Hollow Creek is a prestressed concrete stringer/multi-beam or girder carrying I-84 (hwy 002) over Spanish Hollow Creek in Sherman County, Oregon. It was built in 1964, so it is 61 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 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 14,294 vehicles a day, roughly 33% of them trucks, projected to reach 19,900 by 2042. The structure is 130 ft (39.6 m) long and 113 ft wide.

CarriesI-84 (hwy 002)
CrossesSpanish Hollow Creek
Location002 MI E Biggs
RouteInterstate 84
StateOregon
Coordinates45.67296, -120.83099
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.6 US tons
Inventory rating26.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length130 ft (39.6 m)
Longest span60 ft (18.3 m)
Deck width113 ft (34.3 m)
Roadway width111 ft (33.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,294 (2022)
Projected traffic19,900 by 2042
Trucks33%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-84 (hwy 002) over Spanish Hollow Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is I-84 (hwy 002) over Spanish Hollow Creek 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 November 2023.

How much traffic does I-84 (hwy 002) over Spanish Hollow Creek carry?

About 14,294 vehicles per day (2022 count), of which roughly 33% are trucks.

How long is I-84 (hwy 002) over Spanish Hollow Creek?

The structure is 130 ft (39.6 m) long with a longest span of 60 ft (18.3 m) and a deck 113 ft wide.

Who owns I-84 (hwy 002) over Spanish Hollow Creek?

It is owned by the State Highway Agency.