Rating:
1 vote

Armstrong Bridge

Clackamas County, Oregon

Photos 

Armstrong Bridge

Photo taken by Michael Goff in June 2011

Enlarge

BH Photo #204777

Map 

Street Views 

Facts 

Overview
Parker through truss bridge over Clackamas River on OR 224
Location
Clackamas County, Oregon
Status
Open to traffic
History
Built 1954
Builder
- Henry R. Angwin (Senior Bridge Engineer)
Design
Riveted Parker through truss
Dimensions
Length of largest span: 240.0 ft.
Total length: 403.0 ft.
Deck width: 26.0 ft.
Approximate latitude, longitude
+45.16207, -122.15131   (decimal degrees)
45°09'43" N, 122°09'05" W   (degrees°minutes'seconds")
Approximate UTM coordinates
10/566701/5001304 (zone/easting/northing)
Quadrangle map:
Bedford Point
Average daily traffic (as of 2016)
570
Inventory numbers
OR 08989 (Oregon Dept. of Transportation structure number)
BH 29851 (Bridgehunter.com ID)
Inspection report (as of August 2017)
Overall condition: Poor
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Poor (4 out of 9)
Deck condition rating: Satisfactory (6 out of 9)
Sufficiency rating: 42.5 (out of 100)
View more at BridgeReports.com

Categories 

Built 1954 (330)
Built during 1950s (3,661)
Clackamas County, Oregon (67)
Clackamas River (14)
Have street view (25,342)
Henry R. Angwin (19)
OR 224 (4)
Open (38,118)
 Oregon (1,098)
Owned by state (15,070)
Parker through truss (1,224)
Parker truss (1,591)
Span length 175-250 feet (1,880)
Through truss (13,956)
Total length 250-500 feet (4,868)
Truss (31,118)

Update Log 

  • June 10, 2015: New photos from Mike Garland
  • April 4, 2013: New Street View added by Mike Goff
  • July 21, 2011: New photos from Michael Goff
  • June 10, 2008: Updated by Michael Goff
  • June 9, 2008: New photo from Michael Goff

Related Bridges 

Sources 

  • Mike Goff - michael [dot] goff [at] hotmail [dot] com
  • Mike Garland - Rapier342 [at] comcast [dot] net
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Comments 

Armstrong Bridge, Carter Bridge and another one.
Posted March 8, 2010, by Don "Gary" Lane (gb [at] save-net [dot] com)

I remember living in a tent up on the clackamas river when my dad built 3 of these bridges. His Name was John E Raines. Member of the Ironworkers Local.