Designing a green roof can be complex and your local technical manager is best placed to advise you on the implications your green roof will have on the building and its construction as well as the ongoing maintenance of the vegetation and roof.
Green roof management plan.
Benefits of a green roof reduce the amount of stormwater runoff and delay the time in which runoff occurs making green roofs a real asset to cities struggling with aging storm and sewer infrastructure green roofs can support a variety of plant types and species adding biodiversity and providing habitat for pollinator species.
Green roof components growing media water holding capacity field capacity maximum water capacity astm test.
A report of a green roof monitoring experiment conducted by the district in 2007.
Monitoring of a new green roof for water quality and quantity.
Many green roof system manufacturers won t supply a system without a maintenance plan in place from the onset he adds.
Green roof performance measures.
Because a green roof is a living system the maintenance plan may require a certain amount of modification over time as the roof matures and you come.
Ideally the management plan is developed in conjunction with design and it both influences and is influenced by the design.
This document is intended to be a resource for the creation of a maintenance plan and for documenting the activities.
Equipped with a green roof management plan the leader of the horticultural maintenance team can form a maintenance plan which sets out the goals for the cultivation of the green roof over a shorter period of time such as two years.
The quantity of rainfall retained or detained by a green roof can vary.
Key considerations for implementing green roofs include the structural and load bearing capacity of the building plant selection waterproofing and drainage or water storage systems.
We have produced a design considerations guidw for green roofs which can be downloaded from our website.
Green roofs can also further insulate the building reducing cooling and heating costs.
Green roofs have been established for over 100 years and they have been become one of the key elements in urban area in the past few decades.
A review summary of recent green roof research illustrating stormwater management benefits 2008.
Green roofs will require a level of maintenance comparable to at grade landscapes.
Moisture retained by saturated media after free draining 40 60 typ.
If local government planning departments and vcat want to ensure green roofs function as hoped and intended we recommend they require a green roof management plan as a key element of the planning application.
Many scientific researches focus on its cooling.