US Bridges

SE 9th Avenue over A Line Canal

Good

Umatilla County, Oregon · 0.4 MI S of Highland Ave · Structure no. 18970 119700043

Built
1999
26 years old
Condition
Good
inspected November 2024
Type
Slab
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
162
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

SE 9th Avenue over A Line Canal is a prestressed concrete slab carrying SE 9th Avenue over A Line Canal in Umatilla County, Oregon. It was built in 1999, so it is 26 years old, younger than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 162 vehicles a day, roughly 5% of them trucks, projected to reach 188 by 2025. The structure is 41 ft (12.4 m) long and 49 ft wide.

CarriesSE 9th Avenue
CrossesA Line Canal
Location0.4 MI S of Highland Ave
RouteCounty Highway 0
StateOregon
Coordinates45.82868, -119.27471
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.3 US tons
Inventory rating61.1 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length41 ft (12.4 m)
Longest span40 ft (12.1 m)
Deck width49 ft (14.8 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic162 (2020)
Projected traffic188 by 2025
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
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 SE 9th Avenue over A Line Canal built?

It was built in 1999, making it 26 years old in 2025.

What condition is SE 9th Avenue over A Line Canal in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2024.

How much traffic does SE 9th Avenue over A Line Canal carry?

About 162 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is SE 9th Avenue over A Line Canal?

The structure is 41 ft (12.4 m) long with a longest span of 40 ft (12.1 m) and a deck 49 ft wide.

Who owns SE 9th Avenue over A Line Canal?

It is owned by the City or Municipal Highway Agency.