ENDICOTT/4000 over Palouse River
FairWhitman County, Washington · 8.07 MI E Adams Cnty Line · Structure no. 082776000000000
- Built
- 1967
- 58 years old
- Condition
- Fair
- inspected December 2023
- Type
- Tee Beam
- Prestressed Concrete
- Length
- 250 ft
- 3 main spans
- Daily traffic
- 554
- 2021 count
- Owner
- County
- County Highway Agency
About this bridge
ENDICOTT/4000 over Palouse River is a prestressed concrete tee beam carrying ENDICOTT/4000 over Palouse River in Whitman County, Washington. It was built in 1967, so it is 58 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 554 vehicles a day, roughly 25% of them trucks, projected to reach 554 by 2044. The structure is 250 ft (76.2 m) long and 28 ft wide. If it were closed, the detour would be 49.7 mi (80 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was ENDICOTT/4000 over Palouse River built?
It was built in 1967, making it 58 years old in 2025.
What condition is ENDICOTT/4000 over Palouse River 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 December 2023.
How much traffic does ENDICOTT/4000 over Palouse River carry?
About 554 vehicles per day (2021 count), of which roughly 25% are trucks.
How long is ENDICOTT/4000 over Palouse River?
The structure is 250 ft (76.2 m) long with a longest span of 100 ft (30.5 m) and a deck 28 ft wide.
Who owns ENDICOTT/4000 over Palouse River?
It is owned by the County Highway Agency.