Bridge Type
Main Span(s): Concrete continuous [2] Arch - Deck [11]
Approach Span(s): Other [00]
Deck: Not applicable [N] with Wearing Surface: Not applicable (applies only to structures with no deck) [N]
Bridge Dimensions
Length: 35.7 m = 117.1 ft
Main Spans: 2 at 16.8 m = 55.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 5.9 m = 19.4 ft (2 Lanes) and Out-To-Out: 6.6 m = 21.7 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
Unknown [00000]: Walla Walla County [071], Washington [53]
Owned by State Highway Agency [01], DOT District: 5
17.3 N JCT US 12
Condition
Deck: Not Applicable [N]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design:
Operating: 29.9 metric ton = 32.9 tons ()
Inventory: 18.1 metric ton = 19.9 tons ()
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: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: March 2018 [0318] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 1.4 km = 0.9 mi
Traffic
ADT: 413 (2019) and Trucks: 11%
Future ADT: 462 (In 2039
)
