Bridge Type
Main Span(s): Prestressed concrete [5] Tee beam [04]
Approach Span(s): Concrete [1] Stringer/Multi-beam or girder [02]
Deck: Other [9] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 32.9 m = 107.9 ft
Main Spans: 1 at 12.5 m = 41.0 ft
Approach Spans: 2
Skew: 0
Width, Roadway: 6.9 m = 22.6 ft (2 Lanes) and Out-To-Out: 7.3 m = 24.0 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
King [99033]: King County [033], Washington [53]
Owned by County Highway Agency [02], DOT District: 1
1.5 MI NE OF SR-202
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 19.1 metric ton = 21.0 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 14.9 metric ton = 16.4 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: Meets minimum tolerable limits to be left in place as is [4]
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: 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: 15.9 km = 9.9 mi
Traffic
ADT: 415 (2018) and Trucks: 4%
Future ADT: 800 (In 2038
)
