Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface: Wood or Timber [7]
Bridge Dimensions
Length: 15.8 m = 51.8 ft
Main Spans: 1 at 15.2 m = 49.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 5.5 m = 18.0 ft (1 Lanes) and Out-To-Out: 6 m = 19.7 ft for a 3.7 m = 12.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Nez Perce County [069], Idaho [16]
Owned by County Highway Agency [02], DOT District: 2
0.7 S. 1.2 E. MYRTLE
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Fair [5]
Loading
Design: M 9 / H 10 [1]
Operating: 10.9 metric ton = 12.0 tons (Load Factor(LF) [1])
Inventory: 8.2 metric ton = 9.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Basically intolerable requiring high priority of replacement [2]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Better than present minimum criteria [7] and "Bridge with ""unknown"" foundation that has not been evaluated for scour. [U]"
Inspections
Date: September 1999 [999] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 4 km = 2.5 mi
Traffic
ADT: 20 (2019) and Trucks: 5%
Future ADT: 30 (In 2039
)
