Bridge Type
Main Span(s): Steel [3] Truss - Deck [09]
Approach Span(s): Wood or timber [7] Stringer/Multi-beam or girder [02]
Deck: Open Grating [3] with Wearing Surface:
Bridge Dimensions
Length: 253 m = 830.1 ft
Main Spans: 3 at 83.2 m = 273.0 ft
Approach Spans: 12
Skew: 0
Width, Roadway: 7.9 m = 25.9 ft (2 Lanes) and Out-To-Out: 8.8 m = 28.9 ft for a 8.5 m = 27.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Pend Oreille [99051]: Pend Oreille County [051], Washington [53]
Owned by County Highway Agency [02], DOT District: 6
0.3 m east of Hwy 31
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: M 13.5 / H 15 [2]
Operating: 22 metric ton = 24.2 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 16.8 metric ton = 18.5 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: August 1999 [899] 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: 6.4 km = 4.0 mi
Traffic
ADT: 705 (2015) and Trucks: 37%
Future ADT: 1500 (In 2036
)
