Bridge Type
Main Span(s): Concrete continuous [2] Tee beam [04]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 36.3 m = 119.1 ft
Main Spans: 3 at 13.7 m = 44.9 ft
Approach Spans: 0
Skew: 30
Width, Roadway: 8.8 m = 28.9 ft (2 Lanes) and Out-To-Out: 9.5 m = 31.2 ft for a 10.4 m = 34.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Wheeler County [069], Oregon [41]
Owned by State Highway Agency [01], DOT District: 10
033 MI W MITCHELL
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 52.6 metric ton = 57.9 tons (Load Factor(LF) [1])
Inventory: 31.8 metric ton = 35.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Better than present minimum criteria [7] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: November 2020 [1120] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 4.4 km = 2.7 mi
Traffic
ADT: 970 (2018) and Trucks: 28%
Future ADT: 980 (In 2038
)
