Bunker Station RD over Hass Slough
PoorSolano County, California · 1.5 MI S Binghamton RD · Structure no. 23C0062
- Built
- 1959
- 66 years old
- Condition
- Poor
- inspected March 2023
- Type
- Stringer/Multi-beam or Girder
- Wood or Timber
- Length
- 49 ft
- 3 main spans
- Daily traffic
- 25
- 2010 count
- Owner
- County
- County Highway Agency
About this bridge
Bunker Station RD over Hass Slough is a wood or timber stringer/multi-beam or girder carrying Bunker Station RD over Hass Slough in Solano County, California. It was built in 1959, so it is 66 years old, older than the California average of 54.8 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.
It carries about 25 vehicles a day, roughly 4% of them trucks, projected to reach 73 by 2043. The structure is 49 ft (14.9 m) long and 22 ft wide. If it were closed, the detour would be 3.1 mi (5 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 | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 4 Poor | Advanced section loss, deterioration, spalling or scour. |
| Channel and channel protection | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Bunker Station RD over Hass Slough built?
It was built in 1959, making it 66 years old in 2025.
What condition is Bunker Station RD over Hass Slough 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 March 2023.
How much traffic does Bunker Station RD over Hass Slough carry?
About 25 vehicles per day (2010 count), of which roughly 4% are trucks.
How long is Bunker Station RD over Hass Slough?
The structure is 49 ft (14.9 m) long with a longest span of 16 ft (4.9 m) and a deck 22 ft wide.
Who owns Bunker Station RD over Hass Slough?
It is owned by the County Highway Agency.