The popularity of green roofs has risen in the united states over recent years as a result of several contributing factors.
Green roof engineering.
A green roof typically begins with a layer of a water and rot proof membrane such as a heavy duty pond liner stretched across the area of a roof leading up to the gutters where drainage can run off.
Below is a broad overview of the factors in engineering a green roof.
Green roof building factors to consider.
Green roof service green roof technology is the leader in providing integrated architectural design state of the art engineering project management of installations and maintenance solutions of living green on any impervious area throughout the world and in any stage of the project.
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 is important to consult a structural engineer to review your green roof plans and evaluate the building s load capacity to support added weight.
In engineering a green roof existing buildings can now be retrofitted thanks to the vegetation technology of many advanced engineering and architecture firms.
Protective coatings reflective membranes garden systems slate metal tile concrete and photovoltaic.
At sullivan engineering llc we define green roofs as those roofs that contain vegetation also known as vegetative roofs.
Proper selection of agriculturally durable materials structural engineering design and review and responsible water handling should all be considered to achieve maximum energy efficiency and perhaps leed recognition.
It may also include additional layers such as a root barrier and drainage and irrigation systems.
Scroll down for a detailed description and the benefits of each green roof system offered by permanent roof.
A basic green roof layer by layer schematic.
Reflective roof coatings.
Green roof systems are classified as.
Incorporating gardens or other forms of green roof plantings can be an attractive alternative to traditional building construction.
The term green roofs has taken on several different meanings in recent years.
This is topped with layers for water and soil retention made up of mulch pumice peat or clay.
Some existing buildings cannot be retrofitted green roofs because of weight load roof slope and seismic considerations.