I-5 over E Fork Lewis River
PoorPosted for loadClark County, Washington · 4.1 N JCT SR 501 · Structure no. 0002473A0000000
- Built
- 1939
- 86 years old
- Condition
- Poor
- inspected August 2023
- Type
- Truss - Thru
- Steel
- Length
- 852 ft
- 1 main span
- Daily traffic
- 41,939
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
I-5 over E Fork Lewis River is a steel truss - thru carrying I-5 over E Fork Lewis River in Clark County, Washington. It was built in 1939, so it is 86 years old, older than the Washington average of 49.8 years.
The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.
It carries about 41,939 vehicles a day, roughly 15% of them trucks, projected to reach 60,401 by 2039. The structure is 852 ft (259.7 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I-5 over E Fork Lewis River built?
It was built in 1939, making it 86 years old in 2025.
What condition is I-5 over E Fork Lewis River in?
The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2023.
How much traffic does I-5 over E Fork Lewis River carry?
About 41,939 vehicles per day (2023 count), of which roughly 15% are trucks.
How long is I-5 over E Fork Lewis River?
The structure is 852 ft (259.7 m) long with a longest span of 248 ft (75.6 m) and a deck 49 ft wide.
Who owns I-5 over E Fork Lewis River?
It is owned by the State Highway Agency.