Green Roof Slope Design

15 45 roof angle appropriate measures to cope with shear forces and erosion green wall.

Green roof slope design.

However some slope is needed to promote positive drainage and prevent ponding and or prolonged saturation of the growing media. The greengrid vegetative green roof system is suitable for low slope roof concrete deck plaza applications and other comparable scenarios. Roof slope treatment volume is maximized on relatively flat roofs a slope of i to jr. This means that you can have a green roof that s best suited for flat surfaces slanted roofs and more.

A low slope roof is a roof surface with a maximum slope of 2 inches of rise for 12 inches of run 16 degrees as defined in american society for testing and materials standard astm e 1918 97. A recent trend is to adapt green roof technology for low and steep slope applications. There is no steepest pitch for a green roof they can even grow vertically. It all comes down to the design as well as the types of plants that are added to the green roof.

A green roof system is perfect for over the garage for example and it can be integrated into almost any architecture style. Green roofs can be installed on rooftops with slopes up to jmr if baffles grids or strips. Support a green roof. Pitched green roof design considerations.

As the popularity of vegetated roofs grows in the u s building teams are finding new methods for greening rooftops. 5 15 roof angle systems with optional support depending on project. 0 5 roof angle green roof systems according fll without additional support. Green roofs are suitable for any pitch of roof.