Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Wood or timber [7] Stringer/Multi-beam or girder [02]
Deck: Wood or Timber [8] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 47.9 m = 157.2 ft
Main Spans: 1 at 24.4 m = 80.1 ft
Approach Spans: 4
Skew: 0
Width, Roadway: 5.4 m = 17.7 ft (2 Lanes) and Out-To-Out: 5.5 m = 18.0 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Lewis County [041], Washington [53]
Owned by County Highway Agency [02], DOT District: 4
2.0 W VADER
Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Fair [5]
Loading
Design: M 13.5 / H 15 [2]
Operating: 52.2 metric ton = 57.4 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 31.4 metric ton = 34.5 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of corrrective action [3]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Equal to present desirable criteria [8] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: March 1999 [399] and Frequency: 24
Future Work
Work Needed: Other structural work: including hydraulic replacements. [38]
Bridge Detour: 15.9 km = 9.9 mi
Traffic
ADT: 88 (2016) and Trucks: 19%
Future ADT: 159 (In 2036
)
