Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Concrete [1] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 231 m = 757.9 ft
Main Spans: 3 at 70.1 m = 230.0 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 4.5 m = 14.8 ft (1 Lanes) and Out-To-Out: 5.1 m = 16.7 ft for a 5.2 m = 17.1 ft approaching roadway.
Vertical Clearance: 5.13 m = 16.8 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Sonoma County [097], California [06]
Owned by County Highway Agency [02], DOT District: 4
1.5 MI FROM RIVER RD
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design:
Operating: 23.7 metric ton = 26.1 tons (Load Factor(LF) [1])
Inventory: 14.3 metric ton = 15.7 tons (Load Factor(LF) [1])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Basically intolerable requiring high priority of corrrective action [3]
Waterway: Better than present minimum criteria [7] and "Bridge with ""unknown"" foundation that has not been evaluated for scour. [U]"
Inspections
Date: July 1999 [799] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1.1 km = 0.7 mi
Traffic
ADT: 828 (2016) and Trucks: 1%
Future ADT: 950 (In 2037
)
