I-5 over Nulle RD
GoodWhatcom County, Washington · 0.2 N Skagit CO · Structure no. 0007260G0000000
- Built
- 1963
- 62 years old
- Condition
- Good
- inspected May 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 141 ft
- 3 main spans
- Daily traffic
- 23,887
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
I-5 over Nulle RD is a prestressed concrete stringer/multi-beam or girder carrying I-5 over Nulle RD in Whatcom County, Washington. It was built in 1963, so it is 62 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 23,887 vehicles a day, roughly 7% of them trucks, projected to reach 33,530 by 2039. The structure is 141 ft (43 m) long and 42 ft wide.
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I-5 over Nulle RD built?
It was built in 1963, making it 62 years old in 2025.
What condition is I-5 over Nulle RD 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 2024.
How much traffic does I-5 over Nulle RD carry?
About 23,887 vehicles per day (2023 count), of which roughly 7% are trucks.
How long is I-5 over Nulle RD?
The structure is 141 ft (43 m) long with a longest span of 50 ft (15.2 m) and a deck 42 ft wide.
Who owns I-5 over Nulle RD?
It is owned by the State Highway Agency.