WSDOT - SR 520 - Pontoon Construction Project - Library

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Fact Sheets and Folios

Building a stronger, safer SR 520 bridge August 2009 (pdf 2.0 mb)
Innovative pontoon construction testing August 2009 (pdf 1.0 mb)
Making environmentally sound decisions Spring 2009 (pdf 209 kb)
Construcción de pontones para un puente SR 520 más sólido y seguro (pdf 1.7 mb)

Technical Documents

Pontoon Construction Project EIS Scoping Comments Report Addendum April 2009 (pdf 68 kb)
Pontoon Construction Project EIS Scoping Comments Report March 2009 (pdf 57 kb)
Public Scoping Meeting Comment Summary January 2008 (pdf 68 kb)
Pontoon Construction Project purpose and need statement (pdf 62 kb)

Meeting and Open House Materials

Voluntary Submitters Meeting - July 1, 2009

Meeting agenda (pdf 64 kb)
Presentation slides (pdf 2.17 mb)
Presentation boards (pdf 2.12 mb)
Equal opportunities in construction handout (pdf 1.44 mb)

Outreach briefing - October 2009

Pontoon Construction Project overview presentation (pdf 2.2 mb)

Pontoon Construction Project Scoping Meeting - Jan. 29, 2009

Comment form (pdf 40 kb)

Presentation boards

Program overview (pdf 735 kb)
Program schedule (pdf 61 kb)
Four environmental processes (pdf 88 kb)
What is the Pontoon Construction Project? (pdf 94 kb)
Vulnerability and safety (pdf 142 kb)
What are bridge pontoons? (pdf 127 kb)
How are pontoons built? (pdf 132 kb)
Advanced construction methods and engineering (pdf 81 kb)
What is scoping? (pdf 81 kb)
How will we protect the environment? (pdf 91 kb)
What environmental topics will we study? (pdf 148 kb)
Pontoon Construction Project schedule (pdf 48 kb)
What is the purpose and need statement? (pdf 100 kb)
What is the scoping comment period? (pdf 99 kb)
How did WSDOT identify the three locations? (pdf 365 kb)
What alternatives will we identify in the EIS? (pdf 157 kb)
What is the Concrete Technology Corporation facility? (pdf 338 kb)
How and where will we store pontoons? (pdf 833 kb)
Aberdeen Log Yard site (pdf 727 kb)
Industrial Development District #1 site (pdf 832 kb)
Anderson & Middleton site (pdf 882 kb)
What will the casting basin look like? (pdf 94 kb)
How will we compare the alternatives? (pdf 193 kb)
How to provide comments (pdf 73 kb)

Spanish-language materials

Formulario de Comentarios de la Reunión de Evaluación (pdf 39 kb)
Toma de decisiones favorables para el medio ambiente (pdf 663 kb)

Making environmentally sound decisions Winter 2009 (pdf 338 kb)

Hoquiam Rotary Briefing - Jan. 29, 2009

Presentation slides (pdf 2 mb)

Pontoon Construction Project Scoping Meeting - Jan. 18, 2008

Presentation boards

What is scoping? (pdf 181 kb)
How can you comment on this project? (pdf 207 kb)
Project Schedule for the Pontoon Construction (pdf 147 kb)
What is the pontoon construction project? What is the SR 520 project? (pdf 221 kb)
Why is WSDOT pursuing this project? (pdf 203 kb)
What are the vulnerabilities of the current bridge? (pdf 221 kb)
What are bridge pontoons? (pdf 187 kb)
How did we evaluate potential project locations? (pdf 222 kb)
How did we narrow the list of potential project locations? (pdf 200 kb)
How did we identify the Grays Harbor property? (pdf 189 kb)
What preliminary investigations have we completed so far? (pdf 237 kb)
What alternatives will we evaluate? (pdf 204 kb)
How would we develop and use the site in the casting basin alternative? (pdf 213 kb)
How would we develop and use the site in the barge launch alternative? (pdf 234 kb)
How would we develop and use the site in the barge slip alternative? (pdf 232 kb)
What support facilities are needed for all build alternatives? (pdf 159 kb)
Where will we store pontoons? (pdf 163 kb)
What environmental topics will we study? (pdf 229 kb)
What areas are you interested in? (pdf 138 kb)
Is there another way to acquire pontoons? (pdf 232 kb)
All Scoping Presentation Boards (pdf 3 MB)