Bridge Type
Main Span(s): Steel [3] Movable - Bascule [16]
Approach Span(s): Concrete [1] Arch - Thru [12]
Deck: Open Grating [3] with Wearing Surface:
Bridge Dimensions
Length: 190.8 m = 626.0 ft
Main Spans: 3 at 68.9 m = 226.1 ft
Approach Spans: 6
Skew: 0
Width, Roadway: 5.1 m = 16.7 ft (2 Lanes) and Out-To-Out: 5.5 m = 18.0 ft for a 8.8 m = 28.9 ft approaching roadway.
Vertical Clearance: 4.52 m = 14.8 ft and Navigational Clearance: 4.6 m = 15.1 ft
Location
Isleton [36882]: Sacramento County [067], California [06]
Owned by State Highway Agency [01], DOT District: 3
03-SAC-160-5.86-IST
Condition
Deck: Fair [5]
Superstructure: Good [7]
Substructure: Fair [5]
Loading
Design: M 9 / H 10 [1]
Operating: 25.6 metric ton = 28.2 tons (Load Factor(LF) [1])
Inventory: 15.2 metric ton = 16.7 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: Equal to present minimum criteria [6] and "Bridge with ""unknown"" foundation that has not been evaluated for scour. [U]"
Inspections
Date: April 2020 [0420] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 2.6 km = 1.6 mi
Traffic
ADT: 2150 (2009) and Trucks: 6%
Future ADT: 2924 (In 2040
)
