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Green roof in section.
Green roofs can help reduce energy costsfor a building by acting as another layer of insulation between the inside and outside of the roof.
Jul 4 2020 explore danica mihadavid s board green roof sections on pinterest.
Creating a green roof.
Green roofs are also known as vegetative or eco roofs.
They fall into three main categories extensive intensive and semi intensive.
The layers of a green roof must like any roof accommodate drainage and protect the building from the elements with a waterproof membrane.
A green roof is a green space that is created by adding various layers of plants and a growing medium to the top portion of a traditional roofing system.
There are two types of green roof.
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These systems help mitigate the heat island effect create habitats filter pollutants sequester carbon and can increase agricultural and amenity space.
This is most noticeable in intensive green roofs since there is a thicker and more consistent layer of soil which provides a higher insulating value.
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.
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Intensive roofs which are thicker with a minimum depth of 12 8 cm 5 1 16 in and can support a wider variety of plants but are heavier and require more maintenance and extensive roofs which are shallow ranging in depth from 2 cm 13 16 in to 12 7 cm 5 in lighter than intensive green roofs and require minimal maintenance.
Extensive green roof an extensive green roof system is characterized of its vegetation ranging from sedums to small grasses herbs and flowering herbaceous plants which need little maintenance and no permanent irrigation system.
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Free cad drawing download of green roof sections for use in architectural detail design cad drawings.
The growing medium depth for an extensive green roof system is typically 6 inches or less.
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The following projects showcase green roof design in section revealing building wide formal moves and up close detailing.