ST HELENA ROAD over HILLSIDE
4.3 MI E/O CALISTOGA RD · County 097, California · Built 2007 · 2 Lanes · 2,100 vehicles/day
Overall
Deck
7
Good
Superstructure
6
Satisfactory
Substructure
6
Satisfactory
Condition Ratings
| Component | Rating | Description |
|---|---|---|
| Deck | 7 | Good |
| Superstructure | 6 | Satisfactory |
| Substructure | 6 | Satisfactory |
Location
38.518192, -122.586975
This bridge is in worse condition than 34.2% of bridges in County 097. The average bridge in California is 0 years old; this one is 19 years old.
Nearby Bridges
ST HELENA ROAD over MARK WEST CREEK
Built 1976
ST HELENA ROAD over VAN BUREN CREEK
Built 1952
CALISTOGA RD over WEEKS CREEK
Built 1953
CALISTOGA RD over HUMBUG CREEK
Built 1935
CALISTOGA RD over MARK WEST CREEK
Built 1967
SPRING MOUNTAIN RD over HILLSIDE
Built 2009
DUNAWEAL LANE over NAPA RIVER
Built 1965
STATE ROUTE 29 over NAPA RIVER
Built 2019
CALISTOGA ROAD over PORTER CREEK
Built 1950
BERRY STREET over NAPA RIVER
Built 2018
Bridge Details
- Structure #
- 20C0547
- Year Built
- 2007
- Length
- 9.1 m (29.9 ft)
- Max Span
- 8.7 m
- Width
- 2 m (6.6 ft)
- Lanes
- 2
- Daily Traffic
- 2,100
- Material
- Steel
- Design
- Stringer/Multi-beam or Girder
- Owner
- County Highway Agency
- Last Inspected
- N/A
- Est. Improvement
- N/A
- Total Project Cost
- N/A
Data from FHWA National Bridge Inventory. Bridge conditions may have changed since the last inspection. This site is not affiliated with FHWA. Do not use for route clearance purposes.