Bridge Type
Main Span(s): Steel [3] Suspension [13]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 546.5 m = 1793.1 ft
Main Spans: 1 at 337.7 m = 1108.0 ft
Approach Spans: 7
Skew: 0
Width, Roadway: 8.5 m = 27.9 ft (2 Lanes) and Out-To-Out: 11 m = 36.1 ft for a 10.1 m = 33.1 ft approaching roadway.
Vertical Clearance: 8.84 m = 29.0 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Butte County [007], California [06]
Owned by Other State Agencies [21], DOT District: 3
03-BUT-162-26.87
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 33.4 metric ton = 36.7 tons (Allowable Stress(AS) [2])
Inventory: 23 metric ton = 25.3 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: August 1999 [899] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 19.9 km = 12.3 mi
Traffic
ADT: 1500 (2004) and Trucks: 10%
Future ADT: 2788 (In 2041
)
