Green Roof Soil Weight

Soil for green roofs has to have certain characteristics.

Green roof soil weight.

Green roof soil how to choose. Soil structure for green roof media. The lite system is typically used on retrofit projects when the roof is engineered with only 15 to 17 pounds per sf for the green roof component. Green roof growing media is an integral part of a functioning.

It is generally not recommended for hot climates. Rooflite extensive the ideal growth medium for extensive green roof systems with hardy and drought tolerant vegetation. As surface area increases the weight of green roofs obviously increases proportionally. For an extensive green roof growing substrate the infiltration rate should be 1 0 mm min or 60 l m 2 h for an intensive green roof infiltration rate s should be 0 6 mm min or 36 l m 2 h.

So in dry state 50 m2 traditional green roof weighs around 5 tons while a similar sized urbanscape roof weighs just 1 ton. Green roofs or living roofs have become popular over the years. An interesting example of an intensive green roof is manaton the award winning private house on dartmoor that uses local meadow grass to blend the family home into the landscape. The second trussed roof is designed for a dead load of 160kg m 2 and a live load of 40kg m 2.

A measure of how rapidly water soaks into a growing substrate growing medium or soil. Rooflite offers a full line of lightweight soil products meticulously engineered for a diverse range of green roof applications and designed to optimize green roof performance. Its soil depth is a full 2 inches enough to support many low growing succulents and a limited number of accent plants. It also needs to have some nutrient value because most green roofs are built and then forgotten about.

Photo by andrew wutke. Experts in green roof soil more than a decade of experience. With a full line of standard rooflite soil products including regional and project specific blends you can trust us to have the perfect soil for your project. This is because they provide ecological benefits aesthetic value and creative urban architecture.

Intensive green roofs are essentially roof gardens and may also need to allow for the additional weight of paving and terracing furniture and even trees. The venny green roof melbourne. The venny green roof has shallow substrates on two types of roof the first roof is on shipping containers and is designed for a dead load of 250kg m 2 and live load of 100kg m 2.