US Bridges

Bay View-Edison RD over Joe Leary Slough

Good

Skagit County, Washington · 5.8 N JCT SR-20 · Structure no. 082409000000000

Built
1955
70 years old
Condition
Good
inspected July 2023
Type
Tee Beam
Concrete Continuous
Length
100 ft
4 main spans
Daily traffic
588
2021 count
Owner
County
County Highway Agency

About this bridge

Bay View-Edison RD over Joe Leary Slough is a concrete continuous tee beam carrying Bay View-Edison RD over Joe Leary Slough in Skagit County, Washington. It was built in 1955, so it is 70 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 588 vehicles a day, roughly 8% of them trucks, projected to reach 874 by 2041. The structure is 100 ft (30.5 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesBay View-Edison RD
CrossesJoe Leary Slough
Location5.8 N JCT SR-20
RouteCounty Highway 31210
Coordinates48.51683, -122.47256
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than 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 rating60 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length100 ft (30.5 m)
Longest span25 ft (7.6 m)
Deck width31 ft (9.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic588 (2021)
Projected traffic874 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedDeck replacement with only incidental widening
Estimated improvement cost$1.3 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Bay View-Edison RD over Joe Leary Slough built?

It was built in 1955, making it 70 years old in 2025.

What condition is Bay View-Edison RD over Joe Leary Slough 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 July 2023.

How much traffic does Bay View-Edison RD over Joe Leary Slough carry?

About 588 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Bay View-Edison RD over Joe Leary Slough?

The structure is 100 ft (30.5 m) long with a longest span of 25 ft (7.6 m) and a deck 31 ft wide.

Who owns Bay View-Edison RD over Joe Leary Slough?

It is owned by the County Highway Agency.