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Nearby Bridges in NBI 2021: 1


HWY 3 over RIVERSIDE CANYON (Route: 43)
Num:01185A003 00400x
Open: no restriction [A]
Built: 1926, Reconstructed: 1971
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Concrete continuous [2] Tee beam [04]
Approach Span(s): Prestressed concrete [5] Slab [01]
Deck: Concrete Precast Panels [2] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 199.7 m = 655.2 ft
Main Spans: 5 at 14.6 m = 47.9 ft
Approach Spans: 11
Skew: 0
Width, Roadway: 15.6 m = 51.2 ft (3 Lanes) and Out-To-Out: 2.4 m = 7.9 ft for a 15.6 m = 51.2 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Unknown [00000]: Multnomah County [051], Oregon [41]
Owned by State Highway Agency [01], DOT District: 2
0.04 MI N RIVERWOOD ROAD
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: M 13.5 / H 15 [2]
Operating: 29 metric ton = 31.9 tons (Load Factor(LF) [1])
Inventory: 17.2 metric ton = 18.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: December 1999 [1299] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 15900 (2018) and Trucks: 1%
Future ADT: 19500 (In 2038 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

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