Bridge Type
Main Span(s): Concrete continuous [2] Truss - Deck [09]
Approach Span(s): Concrete continuous [2] Slab [01]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 88.4 m = 290.0 ft
Main Spans: 1 at 24.4 m = 80.1 ft
Approach Spans: 6
Skew: 0
Width, Roadway: 7.2 m = 23.6 ft (2 Lanes) and Out-To-Out: 9.8 m = 32.2 ft for a 7.9 m = 25.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Seattle [63000]: King County [033], Washington [53]
Owned by City or Municipal Highway Agency [04], DOT District: 1
4001 SW ADMIRAL WAY
Condition
Deck: Satisfactory [6]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 34.5 metric ton = 38.0 tons (Load Testing [4])
Inventory: 26.3 metric ton = 28.9 tons (Load Testing [4])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: April 2020 [0420] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 0 km = 0.0 mi
Traffic
ADT: 31000 (2020) and Trucks: 5%
Future ADT: 45000 (In 2040
)
