Bridge Type
Main Span(s): Concrete [1] Arch - Deck [11]
Approach Span(s): Concrete [1] Slab [01]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 55.5 m = 182.1 ft
Main Spans: 1 at 33.5 m = 109.9 ft
Approach Spans: 6
Skew: 0
Width, Roadway: 5.8 m = 19.0 ft (1 Lanes) and Out-To-Out: 7 m = 23.0 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
Mosier [50050]: Wasco County [065], Oregon [41]
Owned by State Highway Agency [01], DOT District: 9
IN MOSIER
Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: M 13.5 / H 15 [2]
Operating: 23.3 metric ton = 25.6 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 18.1 metric ton = 19.9 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
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: Better than present minimum criteria [7]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: February 2020 [0220] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Bridge Detour: 2.3 km = 1.4 mi
Traffic
ADT: 590 (2018) and Trucks: 8%
Future ADT: 1400 (In 2038
)