Green Roof Slope Design

This is especially true of intensive green roofs which can have soil that is two feet deep or more.

Green roof slope design.

Roof access usually comes in the form of hatches ladder points or full roof containment. Roofing by sika sarnafil. Green roofs are also divided into different types depending on the green roof design scheme. While the basic components of a sloped green roof are similar to that of a flat system building teams must pay particular attention to water management erosion control.

This is not desirable on an extensive vegetative roof which is not designed to support these habitats. Pitched green roof design considerations. Green roofs are now feasible in sloped applications with hydrotech s gardnet option a growing media confinement component within the garden roof assembly. A recent trend is to adapt green roof technology for low and steep slope applications.

There are three main types of green roofs which are characterized by the types of planting and vegetation that can be placed on them. Green roofs are suitable for any pitch of roof. Additionally contractors and building owners earn leed points for using building materials that incorporate recycled content materials. Insects spiders snails birds and rodents rats mice squirrels all promote damage to the.

However when dealing with a sloped green roof with a pitch of more than 9 5 you ll need a design solution for retaining water and ensuring the substrate stays in place. One important item to design for is an increased structural load. As the popularity of vegetated roofs grows in the u s building teams are finding new methods for greening rooftops. Intensive style green roofs are the most detailed and strongest of them all.

There is no steepest pitch for a green roof they can even grow vertically. Contact hydrotech for specific requirements. Drainage thickness of growing media plant varieties etc. While extensive green roofs require less maintenance than intensive roofs there are still routine cleaning and clearing that needs to be done.

There are many green roof suppliers and manufacturers to choose from when considering your design. Green roof design by roofmeadow. The main thing is to speak to a structural engineer to know if the roof can support the weight of the green layer because once it s absorbed rainwater it can get very heavy. Green building council s leadership in energy and environmental design leed green building rating system awards points for environmentally friendly construction features.

It is the task of the designer to make adjustments in the green roof system accordingly e g. The pitch of the structure shouldn t be too steep as flat or shallower roofs adapt better to a green roof. Vegetative roofs will attract wildlife.