Rating:
1 vote

Aetna Springs Road Bridge

Photos 

Aetna Springs Road Bridge

Photo taken by Craig Philpott in August 2009

Enlarge

BH Photo #144591

Map 

Street View 

Facts 

Overview
Stone arch bridge over Swartz Creek on Aetna Springs Road
Location
Napa County, California
Status
Open to traffic
History
Built 1912
Builder
- Martini Co.
Design
Single Stone arch
Dimensions
Length of largest span: 42.0 ft.
Total length: 54.1 ft.
Deck width: 15.4 ft.
Recognition
Eligible for the National Register of Historic Places
Also called
Swartz Creek Bridge
Schwartz Creek Bridge
Approximate latitude, longitude
+38.65278, -122.47583   (decimal degrees)
38°39'10" N, 122°28'33" W   (degrees°minutes'seconds")
Approximate UTM coordinates
10/545609/4278376 (zone/easting/northing)
Quadrangle map:
Aetna Springs
Elevation
734 ft. above sea level
Average daily traffic (as of 2014)
346
Inventory numbers
CA 21C-46 (California bridge number)
BH 11187 (Bridgehunter.com ID)
Inspection report (as of May 2016)
Overall condition: Good
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Very Good (8 out of 9)
Sufficiency rating: 55.4 (out of 100)
View more at BridgeReports.com

Categories 

Arch (11,302)
Built 1912 (750)
Built during 1910s (8,928)
California (2,146)
Deck arch (10,552)
Have street view (23,533)
Martini Co. (1)
NR-eligible (3,976)
Napa County, California (77)
One-lane traffic (7,486)
Open (36,953)
Owned by county (18,955)
Span length 25-50 feet (13,965)
Stone arch (2,704)
Structurally deficient (18,105)
Total length 50-75 feet (8,572)

Update Log 

  • May 3, 2013: Updated by Craig Philpott: Added alternate creek name spelling
  • March 26, 2010: Updated by Craig Philpott: added street view
  • August 8, 2009: Updated by Craig Philpott: Added builder name

Sources