Bridge Type
Main Span(s): Steel continuous [4] Truss - Thru [10]
Approach Span(s): Steel [3] Mixed types [20]
Deck: Open Grating [3] with Wearing Surface:
Bridge Dimensions
Length: 565.4 m = 1855.1 ft
Main Spans: 3 at 215.8 m = 708.0 ft
Approach Spans: 7
Skew: 0
Width, Roadway: 6.7 m = 22.0 ft (2 Lanes) and Out-To-Out: 7.2 m = 23.6 ft for a 14 m = 45.9 ft approaching roadway.
Vertical Clearance: 4.45 m = 14.6 ft and Navigational Clearance: 0 = N/A
Location
Cascade Locks [11600]: Hood River County [027], Oregon [41]
Owned by Local Toll Authority [32], DOT District: 2
IN CASCADE LOCKS
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Fair [5]
Loading
Design: M 18 / H 20 [4]
Operating: 7.5 metric ton = 8.3 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 5.8 metric ton = 6.4 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] and "Bridge with ""unknown"" foundation that has not been evaluated for scour. [U]"
Inspections
Date: November 1999 [1199] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Bridge Detour: 0.3 km = 0.2 mi
Traffic
ADT: 5208 (2010) and Trucks: 8%
Future ADT: 7600 (In 2030
)