United States

3.6.7 BIRD-SAFE BUILDING DESIGN

All BA51 (new construction) or BA55 (major repairs and alterations) projects affecting the glazing of the
envelope, meet the following (historic buildings must make a determination with the RHPO):

  • The Act states:

    • All glass, from ground level to a minimum of 40 feet above grade must have a Threat Factor
      rating of 30 or less

    • All glass, 15 feet above a green roof must have a Threat Factor rating of 30 or less

    • All glazed corners or fly-through conditions must have a Threat Factor less than or equal to 25

See The American Bird Conservancy Threat Factors product database. All projects should consider bird friendly design per the American Bird Conservancy for Bird-Safe Building Design and the National Glass Association's Best Practices for Bird-Friendly Glazing Design.

USA 2
Canada

Canada

National

- CSA A460:19 Bird Friendly Design Standard

Provincial

Ontario

Municipal

ONTARIO

-Markham

-Toronto

ALBERTA

-Calgary

BRITISH COLUMBIA

- Vancouver

United States

United States

National

The Bird-Safe Buildings Act (2019)

3.6.7 Bird-Safe Buildings Design

Pilot Credit 55, LEED v4.1 Bird Collision Deterrence

State

MINNESOTA

- B3 Tools and Programs

- Bird-Safe Building Guidelines

CALIFORNIA

- Green Building Standards Code

ILLINOIS

- Bird-Safe State Buildings Bill HB0247

MARYLAND

- Senate Bill 314: Maryland Sustainable Buildings Act of 2019

NEW YORK

- The Bird-Friendly Buildings Act Bill S4204A