Archives Inventory

1.1.15.80 large.Washington Park Arboretum and SR-520 Bridge Replacement

3 large rolled documents as of 2/25/2025

Roll 1
Washington Park Arboretum, State Route 520 Bridge Replacement
Document type: existing conditions map
Date: November 2007
Creator: Washington State Department of Transportation
Description:
--Printed: 
--Handwritten: 
SR 520 Existing Conditions 2007
--Cataloger observations: 
Extent: 2 pages
Material: paper
Size: 42-inch roll
Additional info: shows north end of Washington Park Arboretum


Roll 2
Washington Park Arboretum, State Route 520 Bridge Replacement
Document type: existing conditions map and 2 alternatives
Date: November 2008
Creator: Washington State Department of Transportation
Description:
--Printed: 6-Lane Base Alternative
6-Lane with Pacific Street Interchange
Existing Conditions
--Cataloger observations: 
Extent: 3 pages
Material: paper
Size: 36-inch roll
Additional info: maps show north end of Washington Park Arboretum and include elevation changes to roadways


Roll 3
Washington Park Arboretum, State Route 520 Bridge Replacement
Document type: preferred alternative draft
Date: April 2010
Creator: Washington State Department of Transportation
Description:
--Printed: SR 520 Bridge Replacement and HOV Program, I-5 to Medina
--Cataloger observations: 
Extent: 1 page
Material: paper
Size: 36-inch roll
Additional info: maps show north end of Washington Park Arboretum and design for new lid