US Bridges

Old Pipeline RD over Woods Creek

Fair

Snohomish County, Washington · 5.5 NW JCT SR 2 · Structure no. 083106000000000

Built
1960
65 years old
Condition
Fair
inspected September 2024
Type
Channel Beam
Concrete
Length
30 ft
1 main span
Daily traffic
588
2023 count
Owner
County
County Highway Agency

About this bridge

Old Pipeline RD over Woods Creek is a concrete channel beam carrying Old Pipeline RD over Woods Creek in Snohomish County, Washington. It was built in 1960, so it is 65 years old, older than the Washington average of 49.8 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 588 vehicles a day, roughly 25% of them trucks, projected to reach 1,000 by 2046. The structure is 30 ft (9.2 m) long and 24 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesOld Pipeline RD
CrossesWoods Creek
Location5.5 NW JCT SR 2
RouteCounty Highway 52100
Coordinates47.90139, -121.87546
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckOther
Main spans1
Design loadH 15
Structure length30 ft (9.2 m)
Longest span29 ft (8.8 m)
Deck width24 ft (7.4 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic588 (2023)
Projected traffic1,000 by 2046
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.5 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Pipeline RD over Woods Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Old Pipeline RD over Woods Creek 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 September 2024.

How much traffic does Old Pipeline RD over Woods Creek carry?

About 588 vehicles per day (2023 count), of which roughly 25% are trucks.

How long is Old Pipeline RD over Woods Creek?

The structure is 30 ft (9.2 m) long with a longest span of 29 ft (8.8 m) and a deck 24 ft wide.

Who owns Old Pipeline RD over Woods Creek?

It is owned by the County Highway Agency.