US Bridges

Roeder Avenue over Squallicum Creek

Fair

Whatcom County, Washington · 0.02 S JCT Squalicum Way · Structure no. 085415000000000

Built
1962
63 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete Continuous
Length
46 ft
3 main spans
Daily traffic
7,200
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Roeder Avenue over Squallicum Creek is a concrete continuous culvert carrying Roeder Avenue over Squallicum Creek in Whatcom County, Washington. It was built in 1962, so it is 63 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 7,200 vehicles a day, roughly 5% of them trucks, projected to reach 10,000 by 2043. The structure is 46 ft (14 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoeder Avenue
CrossesSquallicum Creek
Location0.02 S JCT Squalicum Way
RouteCity Street 86401
Coordinates48.76129, -122.5085
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 20
Structure length46 ft (14 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,200 (2021)
Projected traffic10,000 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Roeder Avenue over Squallicum Creek built?

It was built in 1962, making it 63 years old in 2025.

What condition is Roeder Avenue over Squallicum 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 May 2023.

How much traffic does Roeder Avenue over Squallicum Creek carry?

About 7,200 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Roeder Avenue over Squallicum Creek?

The structure is 46 ft (14 m) long with a longest span of 14 ft (4.3 m).

Who owns Roeder Avenue over Squallicum Creek?

It is owned by the City or Municipal Highway Agency.