US Bridges

Squalicum Pkwy over Squalicum CR

Good

Whatcom County, Washington · 0.1 MI N of Birchwood Ave · Structure no. 089356000000000

Built
2020
5 years old
Condition
Good
inspected June 2023
Type
Culvert
Steel
Length
35 ft
1 main span
Daily traffic
6,200
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Squalicum Pkwy over Squalicum CR is a steel culvert carrying Squalicum Pkwy over Squalicum CR in Whatcom County, Washington. It was built in 2020, so it is 5 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,200 vehicles a day, roughly 5% of them trucks, projected to reach 7,000 by 2045. The structure is 35 ft (10.6 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSqualicum Pkwy
CrossesSqualicum CR
Location0.1 MI N of Birchwood Ave
RouteCity Street 86802
Coordinates48.77571, -122.47538
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionJune 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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.9 US tons
Inventory rating32.2 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHL 93
Structure length35 ft (10.6 m)
Longest span35 ft (10.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,200 (2023)
Projected traffic7,000 by 2045
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$1.6 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Squalicum Pkwy over Squalicum CR built?

It was built in 2020, making it 5 years old in 2025.

What condition is Squalicum Pkwy over Squalicum CR 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 June 2023.

How much traffic does Squalicum Pkwy over Squalicum CR carry?

About 6,200 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Squalicum Pkwy over Squalicum CR?

The structure is 35 ft (10.6 m) long with a longest span of 35 ft (10.6 m).

Who owns Squalicum Pkwy over Squalicum CR?

It is owned by the City or Municipal Highway Agency.