Residential Green Roof Design

Since then there s been an inspiring generation of eco savvy design forward residential green roofs from cactus garden to rain forest topping everything from chicken coops to full blown homes.

Residential green roof design.

A green roof is simply one that fosters the growth of vegetation. The existing roof may not be capable of supporting an additional load. Apex green roofs inc. Has had the opportunity to work on some amazing residential green roof projects.

To ensure structural safety it s necessary to have a structural analysis verify that the roof and its support system are capable of supporting the added load without modification. Green roofs are sprouting up more and more on buildings around the world from private residences and schools to cultural institutions and businesses. These plants are excellent in providing a natural sponge for water and protecting the roofing material thus adding to its longevity. From the most basic cave like forms and sod roofs of ancient structures to modern rooftop parks spanning thousands of feet green roofs have shaped architecture throughout history.

Variables particular to location such as sun and wind exposure seasonal rainfall native vegetation and soil depth determine the most viable plant choice. A deeper or more specialized roof. In the most basic sense green roofs are a layered combination of vegetation and membrane over a building that can help insulate and provide water management. The average cost for a bare bones green roof including the design permitting and installation will typically run between 18 and 22 per square foot.

In virginia norfolk botanical garden s green roof uses sedum delosperma and sempervivum. It is made of a waterproofing layer a root barrier a drainage system and growing medium for the plants. Additional resources the intent of this guide is to provide information regarding the state of the art of vegetative roof design and construction. Residential green roofs such as theirs protect natural waterways from oily street residue by lessening the chances that municipal storm drain systems will overflow.

Planted with hundreds of low growing succulents the little flat roofed extension off their 1925 colonial revival helps slow down and filter rainwater runoff. Green roofs or rooftop solar panels add additional load to a roof and its support system.