US Bridges

SR 522 over Elliott RD

Good

Snohomish County, Washington · 6.3 E JCT SR 9 · Structure no. 0006980A0000000

Built
1963
62 years old
Condition
Good
inspected May 2024
Type
Slab
Concrete
Length
145 ft
3 main spans
Daily traffic
15,631
2023 count
Owner
State
State Highway Agency

About this bridge

SR 522 over Elliott RD is a concrete slab carrying SR 522 over Elliott RD in Snohomish County, Washington. It was built in 1963, so it is 62 years old, older than the Washington average of 49.8 years.

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

It carries about 15,631 vehicles a day, roughly 8% of them trucks, projected to reach 21,511 by 2039. The structure is 145 ft (44.2 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 522
CrossesElliott RD
Location6.3 E JCT SR 9
RouteState Highway 522
Coordinates47.83093, -122.05163
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating34.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length145 ft (44.2 m)
Longest span57 ft (17.4 m)
Deck width36 ft (10.9 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,631 (2023)
Projected traffic21,511 by 2039
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.2 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 522 over Elliott RD built?

It was built in 1963, making it 62 years old in 2025.

What condition is SR 522 over Elliott RD 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 May 2024.

How much traffic does SR 522 over Elliott RD carry?

About 15,631 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is SR 522 over Elliott RD?

The structure is 145 ft (44.2 m) long with a longest span of 57 ft (17.4 m) and a deck 36 ft wide.

Who owns SR 522 over Elliott RD?

It is owned by the State Highway Agency.