Green Roof Weight Per Square Metre

Typically a basic lightweight green roof will weigh between 60 to 150 kg per square.

Green roof weight per square metre. A standard sedum roof has a saturated weight of about 80 kg m. Large trees up to 15 m. Xeroflor s green roof options include a range of lightweight systems weighing only 8 10 pounds per square foot to ballast applications of 25 pounds per square foot. Weight of standard sedum roof.

Such facilities include different types of plants with the shallow root system. Before you begin you need to make sure that your existing shed roof is strong enough to take any extra weight. Weight loading kg m 2 low herbaceous succulents and grasses 10 2. Green roof vegetation type.

You can plant plants that have a shallow root system on these roofs. If necessary this weight can be reduced to approximately 40 kg m for roofs that can only bear a lightweight green roof system. As such you may want to consider strengthening the walls of your structure and the roof deck before installing the green roof. Small trees up to 6 m.

It weighs 60 and 200kg per square metre. In addition the weight also depends on the water buffering capacity of the drainage layer. Our green roof assemblies can be used in basic flat roof applications as well as more dynamic roof structures even on slopes up to 45 degrees. Extensive green roofs on the other hand have a shallow soil of 200mm thick.

The thicker the substrate layer the greater the weight of the total roof structure. Green roof vegetation weight loadings. 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. Perennials and low shrubs up to 1 5 m.

Shrubs up to 3 m.