US Bridges

Three Lakes RD over US 2

Good

Snohomish County, Washington · 2.1 E JCT SR 9 · Structure no. 0012050A0000000

Built
1983
42 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
219 ft
3 main spans
Daily traffic
4,660
2002 count
Owner
State
State Highway Agency

About this bridge

Three Lakes RD over US 2 is a prestressed concrete continuous stringer/multi-beam or girder carrying Three Lakes RD over US 2 in Snohomish County, Washington. It was built in 1983, so it is 42 years old, younger 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 4,660 vehicles a day, roughly 3% of them trucks, projected to reach 9,492 by 2032. The structure is 219 ft (66.8 m) long and 43 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesThree Lakes RD
CrossesUS 2
Location2.1 E JCT SR 9
RouteCounty Highway 0
Coordinates47.93486, -122.07105
Functional classUrban Minor Arterial

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 inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.8 US tons
Inventory rating43.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length219 ft (66.8 m)
Longest span102 ft (31.2 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,660 (2002)
Projected traffic9,492 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

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$4.6 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Three Lakes RD over US 2 built?

It was built in 1983, making it 42 years old in 2025.

What condition is Three Lakes RD over US 2 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 March 2024.

How much traffic does Three Lakes RD over US 2 carry?

About 4,660 vehicles per day (2002 count), of which roughly 3% are trucks.

How long is Three Lakes RD over US 2?

The structure is 219 ft (66.8 m) long with a longest span of 102 ft (31.2 m) and a deck 43 ft wide.

Who owns Three Lakes RD over US 2?

It is owned by the State Highway Agency.