Skip to Main Content View Text-Only

Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Avenue, Suite 1000, Portland, OR 97204

Day One

1. Seminar Series Welcome

City of Portland Ecoroof Seminar Series, October 2008

9. Building Design

Introduction

10. Building Design

When to Consider an Ecoroof

11. Building Design

Structural Loading

14. Building Design

Insulation

16. Building Design

Vertical Drainage

18. Building Construction

Other items to consider

19. Membranes and Drainage

Definitions and types of membranes

20. Membranes

How do you decide?

21. Membranes

Installation techniques

22. Membranes

Checking for leaks

23. Drainage

Roof slope, soil porosity and drainage mats

30. Case Study and Details

Gap Clothing USA

Heartbleed Security Notice

A serious security vulnerability known as "Heartbleed" was recently discovered in OpenSSL, a popular software library commonly used by many websites on the internet to encrypt communication between a user's computer and a web server.

PortlandOregon.gov is NOT affected by this vulnerability as it does not use the OpenSSL software library. Please rest assured we are dedicated to protecting your security on this website.