Bridge Type
Main Span(s): Concrete [1] Arch - Thru [12]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 46.9 m = 153.9 ft
Main Spans: 1 at 45.7 m = 149.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 6.1 m = 20.0 ft (2 Lanes) and Out-To-Out: 7.9 m = 25.9 ft for a 9.1 m = 29.9 ft approaching roadway.
Vertical Clearance: 4.85 m = 15.9 ft and Navigational Clearance: 1.5 m = 4.9 ft
Location
Unknown [00000]: Mason County [045], Washington [53]
Owned by State Highway Agency [01], DOT District: 3
5.3 S JEFFERSON CO
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design:
Operating: 21.4 metric ton = 23.5 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 16.5 metric ton = 18.2 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 replacement [2]
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: August 2020 [0820] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 6.1 km = 3.8 mi
Traffic
ADT: 2598 (2019) and Trucks: 13%
Future ADT: 3502 (In 2039
)