Green Roof Minimum Depth

They can support many different kinds of plants but they are heavier and require more maintenance.

Green roof minimum depth.

Intensive roofs which are thicker with a minimum depth of 12 8 cm 5 1 16 in and can support a wider variety of plants but are heavier and require more maintenance and extensive roofs which are shallow ranging in depth from 2 cm 13 16 in to 12 7 cm 5 in lighter than intensive green roofs. Therefor a significant amount of attention must be paid to the various. How to make a green roof for your bird table. The initial expense of green rooftops often turns away prospective clients.

Funding for green roofs is determined by green roof area gra and soil depth. Plants for green roofs with a soil depth of 100mm. Vegetables are the other main group of annual plants used on green roofs. They are lighter than intensive green roofs and they don t.

Intensive green roofs weigh from 35 pounds to beyond 100 pounds per square foot when dry it is all a matter of the soil depth which is affected by the amount of mounding that is used. Green roof projects will undergo an advanced schematic 75 and 100 design review process with a two week review time for each phase. The schedule below outlines the maximum reimbursement rate for green roof projects. There are two types of green roof.

Flat roofing solutions bauder flat roofs. The most popular type of green roof sedum roofs are extensive green roofs that have a total depth of 3 to 8 inches. So seize the opportunity to elevate your planting to a whole new level with our pick of plants for a soil depth of 50mm. Thicker with a minimum depth of 12 8 cm 5 0 in.

There are two types of green roof. Types of green roofs. Tray systems are not a viable option for intensive roofs due to the weight. Because green roofs require professional design careful structural analysis and multiple layers and systems even extensive green roofs usually start at 8 per square foot significantly more expensive than the 1 25 per square foot for built up roofs burs source.

They may include a granular drainage medium multi course or a synthetic drainage layer multi layer. Some green roofs are constructed specifically to support sports turf. The minimum project amount must be 50 000. Shallow ranging in depth from 2 cm 0 79 in to 12 7 cm 5 0 in.

Plants for green roofs with a soil depth of 150mm.