Vegetated Green Roofs

In support of the city s broad interest in green roofs the cda has installed 529 385 square feet over 10 acres of vegetated green roofs at o hare including the first vegetated roof ever installed on an airport traffic control tower administration building.

Vegetated green roofs.

Building owners sustainability officers architects and facility managers recognize the vital role a vegetated roof can play in. Depending on load capabilities and other application driven requirements of your building s roof green roofs can be planted with herbs grasses flowers even trees in an exciting variety of colors textures scents and heights. Vegetative roofs also known as green roofs are thin layers of living vegetation installed on top of conventional flat or sloping roofs. Green roofs for healthy cities and spri inc the trade association representing the manufacturers of commercial roofing systems and component suppliers co developed rp14 wind design standard for vegetative roofing systems which ansi accepted as an american national standard.

We have chosen to use the word vegetative rather than the word green in this guide because a non vegetative roof could be considered to be environmentally green without being vegetative. Chicago is the green roof capital of the u s. The term green roof may also be used to indicate roofs that use some form of green technology such as a cool roof a roof with solar thermal collectors or photovoltaic panels.