Green Roof Ordinance Denver

Denver green roof initiative results early returns tuesday showed the denver s green roof initative a far reaching measure that would require rooftop gardens on most new buildings and some.

Green roof ordinance denver.

6 compliance options for existing buildings over 25 000 sq ft denver made history late 2018 when the green roof initiative passed making it the second city in the country to mandate green roofs. The green roofs initiative became the green buildings ordinance by the end of 2018 after the green roofs review task force issued its recommendations. The lawn irrigation and green roof licenses help ensure a high standard of green roof construction by individuals who are skilled in selecting vegetation appropriate for denver s climate and equipping it for successful growth and maintenance going forward long after a green roof installation is. Denver colorado a citizen initiative to require the roofs of large buildings to be green or a combination of solar panels and green initiated ordinance 300 was on the ballot for denver voters in denver county colorado on november 7 2017.

Denver s green roof law now the green building ordinance has resulted in one planned green roof it s still early but the law is adding new green features that make big new buildings compliant. In november 2017 denver voters passed a green roof ordinance green roof initiative which required new and existing buildings over 25 000 square feet in size to install a green roof either as the building was constructed or when the roof was replaced for existing buildings. The denver green roof ordinance goes into effect on january 1 st 2018. 70 of total roof area or.

The ordinance sought to achieve important environmental benefits for the city primarily by reducing urban heat island impacts and greenhouse gas emissions. For certain roof construction from this point forward 20 60 of the roof will need to support green roofing. Licensed roofing contractors will need to obtain licenses in lawn irrigation and green roof installation to build green roofs. 60 of total roof area or.

Payment to green building fund. From denver green roofs ordinance what is the green roof ordinance. The group composed of people from academia industry government and creators supporters of the original initiative met nine times throughout the first half of 2018 eventually drafting a proposal that was circulated to the public for input. Generate 100 of the building or additions annual estimated electricity use or.

Buildings over 25 000 sqft must dedicate a percentage of a building s roof to green vegetative space. Denver green building ordinance. 10 of building or addition s gfa or. Foot of green space required but not provided.

Green space or green roofs. All available roof area. New buildings over 25 000 gross square feet.