US Bridges

E Ingram Island Pl over Willamette R. Overflow

FairPosted for load

Benton County, Oregon · 0002 MI E of CR 45141 N. · Structure no. 03C23 000 00090

Built
1965
60 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
34 ft
1 main span
Daily traffic
53
2020 count
Owner
County
County Highway Agency

About this bridge

E Ingram Island Pl over Willamette R. Overflow is a wood or timber stringer/multi-beam or girder carrying E Ingram Island Pl over Willamette R. Overflow in Benton County, Oregon. It was built in 1965, so it is 60 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 load restriction.

It carries about 53 vehicles a day, projected to reach 79 by 2040. The structure is 34 ft (10.4 m) long and 24 ft wide.

CarriesE Ingram Island Pl
CrossesWillamette R. Overflow
Location0002 MI E of CR 45141 N.
RouteCounty Highway 0
StateOregon
Coordinates44.32417, -123.2266
Functional classRural Local

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating22.8 US tons
Inventory rating17.9 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span31 ft (9.4 m)
Deck width24 ft (7.3 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53 (2020)
Projected traffic79 by 2040
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 E Ingram Island Pl over Willamette R. Overflow built?

It was built in 1965, making it 60 years old in 2025.

What condition is E Ingram Island Pl over Willamette R. Overflow 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 July 2024.

How much traffic does E Ingram Island Pl over Willamette R. Overflow carry?

About 53 vehicles per day (2020 count).

How long is E Ingram Island Pl over Willamette R. Overflow?

The structure is 34 ft (10.4 m) long with a longest span of 31 ft (9.4 m) and a deck 24 ft wide.

Who owns E Ingram Island Pl over Willamette R. Overflow?

It is owned by the County Highway Agency.