Green roof is a kind of roofing system that utilizes plant life to cover a roof instead of traditional roofing materials.
Green roof design seattle.
A december 2009 survey in seattle found there were about 62 green roofs in the city including extensive and intensive green roofs and large rooftop gardens.
Green roofs for healthy cities grhc is the north american industry association for the green roof and wall sectors.
They seem fairly evenly split between small medium and large sizes.
Directly across from the seattle justice center 2002 seattle city hall is the result of a joint venture design team of architects bassetti bohlin cywinski jackson who worked with landscape architects gustafson guthrie nichol ltd.
Extensive green roofs or eco roofs with a soil depth of 2 6 account for 42 of seattle s green roof area.
We use a specially designed soil planting medium and work diligently through such complex challenges as water protection drainage and root barriers.
The use of green roofing systems originated in the 1960 s.
The green roofs covered a total of 359 375 square feet.
Seattle tilth green roof green roofs are vegetated roof covers with growing media and plants taking the place of shingles or tiles.
And swift company and the city of seattle to develop a range of technical criteria for the green roof.
Engineering of seattle green roofs a lot of engineering expertise is put into our green roof designs and installations.
Liveroof green roof modules can be preplanted with a vast array of plants to meet the needs of your climate and design considerations proven greenfeathers plant mixes and selections are best suited for green roofs for your convenience greenfeathers offers integrated assortments using compatible colors and textures.
Rooftop gardens or intensive green roofs account for 41 of seattle s green roof area these roofs are installed with soil depths of 6 36 to support more lush landscaping.
Grhc develops and protects the market by increasing the awareness of the economic social and environmental benefits of green roofs green walls and other forms of living architecture through education advocacy professional development and celebrations of excellence.
However it has only become a popular choice in recent years as an alternative to traditional roofing due to both its cooling and heating cost savings as well as environmental benefits.