Bridge Type
Main Span(s): Steel [3] Truss - Deck [09]
Approach Span(s): Concrete continuous [2] Tee beam [04]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 156.5 m = 513.5 ft
Main Spans: 1 at 45.7 m = 149.9 ft
Approach Spans: 9
Skew: 0
Width, Roadway: 8.2 m = 26.9 ft (2 Lanes) and Out-To-Out: 12 m = 39.4 ft for a 8.2 m = 26.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Tualatin [74950]: Washington County [067], Oregon [41]
Owned by State Highway Agency [01], DOT District: 2
0.5 MI S OF KING CITY CC
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 21.1 metric ton = 23.2 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 16.2 metric ton = 17.8 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: Basically intolerable requiring high priority of corrrective action [3]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: February 2020 [0220] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 15400 (2018) and Trucks: 3%
Future ADT: 19200 (In 2038
)