US Bridges

Ash ST over Santiam-Albany Canal

Fair

Linn County, Oregon · 550 E. Ash Street · Structure no. 43B001000000000

Built
1972
53 years old
Condition
Fair
inspected July 2023
Type
Slab
Prestressed Concrete
Length
58 ft
2 main spans
Daily traffic
618
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Ash ST over Santiam-Albany Canal is a prestressed concrete slab carrying Ash ST over Santiam-Albany Canal in Linn County, Oregon. It was built in 1972, so it is 53 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 618 vehicles a day, roughly 5% of them trucks, projected to reach 876 by 2041. The structure is 58 ft (17.7 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesAsh ST
CrossesSantiam-Albany Canal
Location550 E. Ash Street
RouteCity Street C0000
StateOregon
Coordinates44.54009, -122.89911
Functional classUrban 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41 US tons
Inventory rating25 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span29 ft (8.8 m)
Deck width44 ft (13.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic618 (2021)
Projected traffic876 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Ash ST over Santiam-Albany Canal built?

It was built in 1972, making it 53 years old in 2025.

What condition is Ash ST over Santiam-Albany Canal 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 2023.

How much traffic does Ash ST over Santiam-Albany Canal carry?

About 618 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Ash ST over Santiam-Albany Canal?

The structure is 58 ft (17.7 m) long with a longest span of 29 ft (8.8 m) and a deck 44 ft wide.

Who owns Ash ST over Santiam-Albany Canal?

It is owned by the City or Municipal Highway Agency.