Bridge Type
Main Span(s): Concrete continuous [2] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 18 m = 59.1 ft
Main Spans: 3 at 9.1 m = 29.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 5.9 m = 19.4 ft (2 Lanes) and Out-To-Out: 6.7 m = 22.0 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Adams [00350]: Umatilla County [059], Oregon [41]
Owned by County Highway Agency [02], DOT District: 12
O.15 MI W OF HWY 11
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 34.5 metric ton = 38.0 tons (Load Factor(LF) [1])
Inventory: 20.9 metric ton = 23.0 tons (Load Factor(LF) [1])
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 minimum criteria [6]
Waterway: Equal to present desirable criteria [8] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: July 1999 [799] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 562 (2020) and Trucks: 20%
Future ADT: 587 (In 2025
)