For further information about the benefits and construction of green roofs see our green roofs section.
Green roof section dimensions.
They fall into three main categories extensive intensive and semi intensive.
Green roof components growing media water holding capacity field capacity maximum water capacity astm test.
A green roof or living roof is a roof of a building that is partially or completely covered with vegetation and a growing medium planted over a waterproofing membrane it may also include additional layers such as a root barrier and drainage and irrigation systems.
Green roofs are typically not designed to provide stormwater detention of larger storms e g 2.
Intensive green roofs roof gardens and extensive green roofs.
What is a green roof.
Moisture retained by media that cannot be removed aka wilt point 12 18 typ.
Green roofs are also known as vegetative or eco roofs.
Although there are no precise definitions of them an extensive green roof has a shallow growing medium usually less than six inches with a modest roof load limited plant diversity minimal.
G 2 intensive green roofs have a growing media layer that ranges from 6 to 48 inches thick.
See more ideas about green roof roof roof garden.
Green roofs can help reduce energy costs for a building by acting as another layer of insulation between the inside and outside of the roof.
We have vegetative roof details in pdf dwg autocad and autodesk revit rvt 2d and rfa 3d formats.
Intensive green roofs have a higher weight and require a minimum soil thickness of at least 30 cm compared to the 5 12 cm of the latter.
Moisture retained by saturated media after free draining 40 60 typ.
There are two different types of green roofs.
A green roof is a layer of vegetation planted over a waterproofing system that is installed on top of a flat or slightly sloped roof.
Green roof roof terrace cad drawings.
Container gardens on roofs where plants are maintained in pots are not generally considered to be true green roofs although.