Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Steel plate (includes orthotropic) [5] with Wearing Surface:
Bridge Dimensions
Length: 44.2 m = 145.0 ft
Main Spans: 1 at 42.9 m = 140.8 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 4.1 m = 13.5 ft (1 Lanes) and Out-To-Out: 4.1 m = 13.5 ft for a 4.3 m = 14.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Siskiyou County [093], California [06]
Owned by U.S. Forest Service [64], DOT District: 0
NO DATA ENTERED
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 41.8 metric ton = 46.0 tons (Allowable Stress(AS) [2])
Inventory: (No rating analysis or evaluation performed [5])
Appraisal
Structural: Unknown [*]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: Superior to present desirable criteria [9] and Bridge foundations (including piles) on dry land well above flood water elevations. [9]
Inspections
Date: June 2020 [0620] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 3.2 km = 2.0 mi
Traffic
ADT: 75 (2016) and Trucks: 0%
Future ADT: 112 (In 2041
)
