US Bridges

State ST Ellis ST over Whatcom Creek

Good

Whatcom County, Washington · 100 N of York ST · Structure no. 089291000000000

Built
2022
3 years old
Condition
Good
inspected May 2023
Type
Slab
Prestressed Concrete
Length
67 ft
1 main span
Daily traffic
10,360
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

State ST Ellis ST over Whatcom Creek is a prestressed concrete slab carrying State ST Ellis ST over Whatcom Creek in Whatcom County, Washington. It was built in 2022, so it is 3 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 10,360 vehicles a day, roughly 8% of them trucks, projected to reach 18,000 by 2043. The structure is 67 ft (20.4 m) long and 73 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesState ST Ellis ST
CrossesWhatcom Creek
Location100 N of York ST
RouteCity Street 30108
Coordinates48.75178, -122.47209
Functional classUrban Other Principal Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating45.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHL 93
Structure length67 ft (20.4 m)
Longest span67 ft (20.4 m)
Deck width73 ft (22.3 m)
Roadway width71 ft (21.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,360 (2021)
Projected traffic18,000 by 2043
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$4.5 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was State ST Ellis ST over Whatcom Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is State ST Ellis ST over Whatcom Creek 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 May 2023.

How much traffic does State ST Ellis ST over Whatcom Creek carry?

About 10,360 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is State ST Ellis ST over Whatcom Creek?

The structure is 67 ft (20.4 m) long with a longest span of 67 ft (20.4 m) and a deck 73 ft wide.

Who owns State ST Ellis ST over Whatcom Creek?

It is owned by the City or Municipal Highway Agency.