Bridge Type
Main Span(s): Steel [3] Girder and floorbeam system [03]
Approach Span(s): Steel continuous [4] Girder and floorbeam system [03]
Deck: Corrugated Steel [6] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 74.7 m = 245.1 ft
Main Spans: 1 at 30.5 m = 100.1 ft
Approach Spans: 3
Skew: 0
Width, Roadway: 6.1 m = 20.0 ft (2 Lanes) and Out-To-Out: 6.1 m = 20.0 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]: Umatilla County [059], Oregon [41]
Owned by County Highway Agency [02], DOT District: 12
0.4 MI S OF RIETH ROAD
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 29.9 metric ton = 32.9 tons (Load Factor(LF) [1])
Inventory: 17.2 metric ton = 18.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
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 2020 [0720] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 1.9 km = 1.2 mi
Traffic
ADT: 281 (2020) and Trucks: 25%
Future ADT: 326 (In 2025
)
