Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Open Grating [3] with Wearing Surface: Other [9]
Bridge Dimensions
Length: 77.7 m = 254.9 ft
Main Spans: 2 at 45.7 m = 149.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 4.5 m = 14.8 ft (1 Lanes) and Out-To-Out: 4.8 m = 15.7 ft for a 4 m = 13.1 ft approaching roadway.
Vertical Clearance: 3.99 m = 13.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Union County [061], Oregon [41]
Owned by County Highway Agency [02], DOT District: 13
PALMER JUNC./YARRINGTON
Condition
Deck: Good [7]
Superstructure: Satisfactory [6]
Substructure: Fair [5]
Loading
Design:
Operating: 11.3 metric ton = 12.4 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 8.7 metric ton = 9.6 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
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 desirable criteria [8] and "Bridge with ""unknown"" foundation that has not been evaluated for scour. [U]"
Inspections
Date: September 2020 [0920] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Bridge Detour: 5.3 km = 3.3 mi
Traffic
ADT: 173 (2020) and Trucks: 0%
Future ADT: 203 (In 2025
)
