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Old Duncans Bridge
HSRNational HSR. Local HSR.

Rough Distance: 0 Miles (0 Kilometers)

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Old Duncans Grade Road Over Austin Creek in Rural: Sonoma County, California, United States
Metal 6 Panel Rivet-Connected Pratt Through Truss, Fixed
Length: 265 ft. Main Span: 117 ft. Roadway: 16.7 ft. Main Spans: 2
Built 1924 By: Unknown
!
Monte Rio Bridge
Bohemian Highway Bridge
HSRNational HSR. Local HSR.

Rough Distance: 2.3 Miles (3.6 Kilometers)

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Bohemian Highway Over Russian River in Rural: Sonoma County, California, United States
Metal 6 Panel Rivet-Connected Pratt Full-Slope Pony Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed
Length: 772 ft. Main Span: 100 ft. Roadway: 20 ft. Main Spans: 5
Built 1934 By: Unknown
Guerneville Bridge
HSRNational HSR. Local HSR.

Rough Distance: 3.7 Miles (5.9 Kilometers)

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Pedestrian Walkway (Former CA-116 Alignment) Over Russian River in Guerneville: Sonoma County, California, United States
Metal 10 Panel Pin-Connected Parker Through Truss, Fixed and Approach Spans: Concrete T-Beam, Fixed
Length: 948 ft. Main Span: 180 ft. Roadway: 17 ft. Main Spans: 3
Built 1922 By: Unknown
Hacienda Bridge
HSRNational HSR. Local HSR.

Rough Distance: 7.8 Miles (12.5 Kilometers)

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River Road Over Russian River in Rural: Sonoma County, California, United States
Metal 7 Panel Pin-Connected Camelback Through Truss, Fixed and Approach Spans: Concrete Slab, Fixed
Length: 531 ft. Main Span: 200 ft. Roadway: 25.3 ft. Main Spans: 1
Built 1914 By: American Bridge Company of New York, New York

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

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