Toronto Green Standard Green Roof

Achieving the tgs performance measures will help meet this goal.
Toronto green standard green roof. The green roof bylaw sets out a graduated green roof requirement for new development or additions that are greater than 2 000 m in gross floor area. The toronto green standard is toronto s sustainable design requirements for new private and city owned developments. Mid to high rise residential non residential version 3. In 2009 toronto was the first city in north america to adopt a bylaw to require and govern the construction of green roofs.
The tgrcs establishes the city s requirements while also meeting the ontario building code obc requirements. The requirement ranges from 20 60 of the available roof space of a building. The toronto green roof construction standard tgrcs is the first municipal standard in north america to establish the minimum requirements for the design and construction of green roofs.