Bridge Type
Main Span(s): Steel continuous [4] Truss - Thru [10]
Approach Span(s): Prestressed concrete continuous [6] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 542.5 m = 1779.9 ft
Main Spans: 3 at 129.5 m = 424.9 ft
Approach Spans: 7
Skew: 0
Width, Roadway: 11.6 m = 38.1 ft (2 Lanes) and Out-To-Out: 14.7 m = 48.2 ft for a 12.2 m = 40.0 ft approaching roadway.
Vertical Clearance: 5.16 m = 16.9 ft and Navigational Clearance: 19.2 m = 63.0 ft
Location
Unknown [00000]: Franklin County [021], Washington [53]
Owned by State Highway Agency [01], DOT District: 5
2.9 E JCT I-182
Condition
Deck: Satisfactory [6]
Superstructure: Poor [4]
Substructure: Satisfactory [6]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 37.2 metric ton = 40.9 tons (Load Factor(LF) [1])
Inventory: 21.8 metric ton = 24.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: July 2020 [0720] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 12841 (2019) and Trucks: 18%
Future ADT: 16539 (In 2039
)